Post on 16-Oct-2021
transcript
PIPE, BUTTWELD FITTINGS & FLANGES
THE ALLOY SPECIALISTSGENERAL DIMENSIONS AND DATA
Hackney Ladish is recognized worldwide as one of the most versatile fittings producers
in the world, serving an ever-growing domestic and international customer base for
over a century. The product line ranges from commodity fittings to high-end, heavy-
wall fittings and components, serving high-pressure requirements, heat severity, and
cryogenic applications. Fittings are produced in a variety of materials, in diameters
from 2 inches (50.8mm) to 48 inches (1,219mm), and in wall thicknesses from .154
inches (3.91mm) to 2.344 inches (59.54mm). The high quality products serve a broad
range of industries, from gas distribution to pipelines and commercial construction.
Hackney Ladish fittings are marketed worldwide through authorized distributors
carefully selected from outstanding supply organizations. Known for exceptional
workmanship and highest quality, the superior line of products is utilized by a variety
of energy, and industrial market segments.
The Hackney Ladish plant facilities at Enid, Oklahoma and Russellville, Arkansas span a
combined 380,000 square feet of production space, and manufacture an extraordinary
variety of commodity fittings from a range of materials. Core commodity products as
well as special fittings are produced for a myriad of applications worldwide. In addition
to customized production orders and schedules, the Hackney Ladish facilities inventory
numerous items in both carbon steel, high yield, and low-temp materials.
PCC Energy Group provides alloy solutions to solve the most critical challenges in the
energy market. Our alloy development and solution services have created over 85% of
the nickel alloys in the energy market. In addition, PCC Energy Group’s unique set of
assets can produce pipe, tubing, fittings, forgings, sheet, plate, foil, wire, rod, solid bar,
and ingot product needs in a wide selection of materials and sizes.
By merging the capabilities of Wyman Gordon, Hackney Ladish, Special Metals,
PCC Rollmet, and PCC KLAD, PCC Energy Group offers a streamlined supply chain
to the international energy market. With plants throughout North America, Europe,
Asia, Australia, and the Middle East, our production is favorably positioned for more
convenient and expedient global service.
As part of Precision Castparts Corp. (NYSE: PCP), PCC Energy Group has a long history
of superb quality and service to the energy market.
With unparalleled experience in nickel alloy, alloy steel, and stainless steel, the PCC
Energy Group technical team is capable of solving your most difficult alloy and forging
challenges. Our products and solutions are used in a broad range of industries,
including power generation, oil and gas, general industrial, and petrochemical, as well
as for varied mechanical and structural applications using tubular products.
We’re setting a new pace in turnkey capabilities for markets around the world. Where
you are, we’re there, with the high quality products you’ve come to expect from us.
43
Index
Types of Fittings ......................................................................................................................................4
Dimensions of Seamless & Welded Pipe .................................................................................. 5 - 8
General Dimensions for Welding Fittings
Elbows, Caps .............................................................................................................................9 & 10
Reducers, Straight Tees, Reducing Tees ........................................................................ 11 - 14
Dimensional Tolerances for Welding Fittings .................................................................... 15 & 16
How to Cut Segments from Elbows ...................................................................................... 17 & 18
Types of Flanges ........................................................................................................................ 19 & 20
General Dimensions for Forged Steel Flanges
Class 150 ...........................................................................................................................................21
Class 300 ...........................................................................................................................................22
Class 600 ...........................................................................................................................................23
Class 900 ...........................................................................................................................................24
Class 1500 ........................................................................................................................................25
Class 2500 ........................................................................................................................................26
Dimensional Tolerances for Flanges .................................................................................... 27 & 28
Useful Data and Tables
Decimal Equivalent Chart .............................................................................................................29
Types of Fittings
Manufacturing and Material StandardsFittings covered in this booklet are only the most commonly used types, grades and
sizes. For complete information on these and other types of WG Hackney Ladish
welding fittings, contact your distributor, visit our web site www.pccenergygroup.com
or call toll free 800-527-4500.
Dimensions***: ANSI B36.10, ANSI B16.9, ANSI B16.28**All dimensions are shown in inches.
Tees Reducing
45° Elbows
90° Reducing Elbows
Reducers Concentric
90° Elbows
45° and 90° 3R Elbows
Reducers Eccentric
Caps
Tees Straight
5 6
Dimensions of Seamless and Welded PipeANSI B36.10 API Std. 5LNominal Wall Thickness for all Schedules with - 12.5% Values
Nom Size
Nom. OD Sch.5 Sch.10 Gas Dist. Sch.20 STD. Sch 30 Sch. 40 XS Nom.Size
ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall
⅛ .405 … … … … … … … … .269 .068(.060) ... ... STD .215 .095(.083) ⅛
¼ .540 … … … … … … … … .364 .088(.077) ... ... STD .302 .119(.104) ¼
⅜ .675 … … … … … … .. .493 .091(.080) ... ... STD .423 .126(.110) ⅜
½ .840 … … … … … … … … .622 .109(.096) ... ... STD .546 .147(.129) ½
¾ 1.050 .920 .065(.057) .884 .083(.073) … … … … .824 .113(.099) ... ... STD .742 .154(.135) ¾
1 1.315 1.185 .065(.057) 1.097 .109(.095) … … … … 1.049 .133(.116) ... ... STD .957 .179(.157) 1
1 ¼ 1.660 1.530 .065 (.057) 1.442 .109(.095) … … … … 1.380 .140(.122) ... ... STD 1.278 .191(.167) 1 ¼
1 ½ 1.900 1.770 .065(.057) 1.682 .109(.095) … … … … 1.610 .145(.127) ... ... STD 1.500 .200(.175) 1 ½
2 2.375 2.245 .065(.057) 2.157 .109(.095) … … … … 2.067 .154(.135) STD 1.939 .218(.191) 2
2 ½ 2.875 2.709 .083 (.073) 2.635 .120(.105) … … … … 2.469 .203(.178) ... ... STD 2.323 .276(.242) 2 ½
3 3.500 3.334 .083(.073) 3.260 .120(.105) … … … … 3.068 .216(.189) ... ... STD 2.900 .300(.262) 3
3 ½ 4.000 3.834 .083(.073) 3.760 .120(.105) … … … … 3.548 .226(.198) ... ... STD 3.364 .318(.278) 3 ½
4 4.500 4.334 .083(.073) 4.260 .120(.105) 4.124 .188(.164) … … 4.026 .237(.207) ... ... STD 3.826 .337(.295) 4
5 5.563 5.345 .109(.095) 5.295 .134(.117) … … … … 5.047 .258(.226) ... ... STD 4.813 .375(.328) 5
6 6.625 6.407 .109(.095) 6.357 .134(.117) 6.187 .219(.192) … … 6.065 .280(.245) ... ... STD 5.761 .432(.378) 6
8 8.625 8.407 .109(.095) 8.329 .148(.130) 8.187 .219(.192) 8.125 .250(.219) 7.981 .322(.282) 8.071 .277(.242) STD 7.625 .500(.438) 8
10 10.750 10.482 .134(.117) 10.420 .165(.144) 10.312 .219(.192) 10.250 .250(219) 10.020 .365(.319) 10.136 .307(.269) STD 9.750 .500(.438) 10
12 12.750 12.438 .156(.136) 12.390 .180(.158) 12.250 .250(.192) 12.250 .250(.219) 12.000 .315(.328) 12.090 .330(.289) 11.938 .406(.355) 11.750 .500(.438) 12
14 14.000 … … 13.500 .250(.219) 13.500 .250(.192) 13.376 .250(.219) 13.250 .375(.328) STD 13.124 .438(.383) 13.000 .500(.438) 14
16 16.000 … … 15.500 .250(.219) 15.500 .250(.192) 15.376 .312(.273) 15.250 .375(.328) STD XS 15.000 .500(.438) 16
18 18.000 … … 17.500 .250(.219) 17.500 .250(.192) 17.376 .312(.273) 17.250 .375(.328) 17.124 .438(.383) 16.876 .562(.492) 17.000 .500(.438) 18
20 20.000 … … 19.500 .250(.219) 19.500 .250(.192) STD 19.250 .375(.328) XS 18.812 .594(.519) 19.000 .500(.438) 20
22 22.000 … … 21.500 .250(.219) … … STD 21.250 .375(.328) XS ... ... 21.000 .500(.438) 22
24 24.000 … … 23.500 .250(.219) 23.500 .250(.192) STD 23.250 .375(.328) 22.876 .562(.492) 22.624 .688(.602) 23.000 .500(.438) 24
26 26.000 … … 25.376 .312(.273) … … XS 25.250 .375(.328) ... ... ... ... 25.000 .500(.438) 26
28 28.000 … … 27.376 .312(.273) … … XS 27.250 .375(.328) 26.750 .625(.547) ... ... 27.000 .500(.438) 28
30 30.000 … … 29.376 .312(.273) … … XS 29.250 .375(.328) 28.750 .625(.547) ... ... 29.000 .500(.438) 30
32 32.000 … … 31.376 .312(.273) … … XS 31.250 .375(.328) 30.750 .625(.547) 30.624 .688(.602) 31.000 .500(.438) 32
34 34.000 … … 33.376 .312(.273) … … XS 33.250 .375(.328) 32.750 .625(.547) 32.624 .688(.602) 33.000 .500(.438) 34
36 36.000 … … 35.376 .312(.273) … … XS 35.250 .375(.328) 34.750 .625(.547) 34.500 .750(.656) 35.000 .500(.438) 36
38 38.000 … … … … … … … … 37.250 .375(.328) ... ... ... ... ... .500(.438) 38
40 40.000 … … … … … … … … 39.250 .375(.328) ... ... ... ... ... .500(.438) 40
42 42.000 … … … … … … … … 41.250 .375(.328) 40.750 .625(.547) 40.500 .750(.656) 41.000 .500(.438) 42
44 44.000 … … … … … … … … 43.250 .375(.328) ... ... ... ... 43.000 .500(.438) 44
46 46.000 … … … … … … … … 45.250 .375(.328) ... ... ... ... 45.000 .500(.438) 46
48 48.000 … … … … … … … … 47.250 .375(.328) ... ... ... ... 47.000 .500(.438) 48
Number in ( ) in Wall Thickness Column is Minimum Wall.
7 8
Nom. Size
Nom.OD
Sch. 60 Sch. 80 Sch. 100 Sch. 120 Sch. 140 Sch. 160 XXS API Nom Size
ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall ID Wall
⅛ .405 ... ... XS ... ... ... ... ... ... ... ... ... ... ... ... ⅛
¼ .540 ... ... XS ... ... ... ... ... ... ... ... ... ... ... ... ¼
⅜ .675 ... ... XS ... ... ... ... ... ... ... ... ... ... ... ... ⅜
½ .840 ... ... XS ... ... ... ... ... ... .464 .188(.165) .252 .294(.257) ... ... ½
¾ 1.050 ... ... XS ... ... ... ... ... ... .612 .219(.192) .434 .308(.270) ... ... ¾
1 1.315 ... ... XS ... ... ... ... ... ... .815 .250(.219) .599 .358(.313) ... ... 1
1 ¼ 1.660 ... ... XS ... ... ... ... ... ... 1.160 .250(.219) .896 .382(.334) ... ... 1 ¼
1 ½ 1.900 ... ... XS ... ... ... ... ... ... 1.338 .281(.246) 1.100 .400(.350) ... ... 1 ½
2 2.375 ... ... XS ... ... ... ... ... ... 1.687 .344(.301) 1.503 .436(.382) ... ... 2
2 ½ 2.875 ... ... XS ... ... ... ... ... ... 2.125 .375(.328) 1.771 .552(.483) ... ... 2 ½
3 3.500 ... ... XS ... ... ... ... ... ... 2.624 .438(.383) 2.300 .600(.525) 3.250 .125(.109) 3
3 ½ 4.000 ... ... XS ... ... ... ... ... ... ... ... 2.728* .636(.557)* ... ... 3 ½
4 4.500 ... ... XS ... ... 3.624 .438(.383) ... ... 3.438 .531(.465) 3.152 .674(.590) 4.250 .125(.109) 4
5 5.563 ... ... XS ... ... 4.563 .500(.438) ... ... 4.313 .625(.547) 4.063 .750(.656) ... ... 5
6 6.625 ... ... XS ... ... 5.501 .562(.492) ... ... 5.187 .719(.629) 4.897 .864(.756) 6.313** .156(.136) 6
8 8.625 7.813 .406(.355) XS 7.437 .594 (.520) 7.187 .719(.629) .10.020 .216(.189) 6.813 .906(.793) 6.875 .875(.766) 8.281** .172(.150) 8
10 10.750 XS 9.562 .594(.520) .9312 .719(.629) 9.062 .844(.739) 12.000 .266(.198) 8.500 1.125(.984) SCH. 140 10.374 .188(.164) 10
12 12.750 11.626 .562(.492) 11.374 .688(.602) 11.062 .844(.738) 10.750 1.000(.875) 13.250 .237(.207) 10.126 1.312(1.148) SCH. 120 12.344 .203(.178) 12
14 14.000 12.812 .594(.520) 12.500 .750(.656) 12.124 .938(.821) 11.812 1.094(.957) 15.250 .258(.226) 11.188 1.406(1.230) ... ... ... ... 14
16 16.000 14.688 .656(.574) 14.312 .844(.739) 13.938 1.031(.902) 13.562 1.219(1.067) 17.250 .280(.245 12.812 1.594(1.395) ... ... ... ... 16
18 18.000 16.500 .750(.656) 16.124 .938(.821) 15.688 1.156(.984) 15.250 1.375(1.203) 19.250 .322(.282) 14.438 1.781(1.558) ... ... ... ... 18
20 20.000 18.376 .812(.711) 17.938 1.031(.902) 17.438 1.281(1.121) 17.000 1.500(1.312) 21.250 .365(.319) 16.062 1.969(1.723) ... ... ... ... 20
22 22.000 20.250 .875(.766) 19.750 1.125(.984) 19.250 1.375(1.203) 18.750 1.625(1.422) 23.250 .375(.328) 17.750 2.125(1.859) ... ... ... ... 22
24 24.000 22.062 .969(.848) 21.562 1.219(1.067) 20.938 1.531(1.340) 20.376 1.812(1.586) 25.250 .375(.328) 19.312 2.344(2.051) ... ... ... ... 24
26 26.000 24.500 .750(202.3) 24.000 1.000(267.0) 23.500 1.250(330.4) 23.000 1.500(392.5) 22.000 2.000(512.6) 26
28 28.000 26.500 .750(218.3) 26.000 1.000(288.4) 25.500 1.250(357.1) 25.000 1.500(424.5) 24.000 2.000(555.4) 28
30 30.000 28.500 .750(234.3) 28.000 1.000(309.7) 27.500 1.250(383.8) 27.000 1.500(456.6) 26.000 2.000(598.1) 30
32 32.000 30.500 .750(250.3) 30.000 1.000(331.1) 29.500 1.250(410.5) 29.000 1.500(488.6) 28.000 2.000(640.8) 32
34 34.000 32.500 .750(266.3) 32.000 1.000(352.4) 31.500 1.250(437.2) 31.000 1.500(520.7) 30.000 2.000(683.5) 34
36 36.000 34.250 .875(328.2) 34.000 1.000(373.8) 33.500 1.250(463.9) 33.000 1.500(552.7) 32.000 2.000(726.2) 36
38 38.000 38
40 40.000 40
42 42.000 40.500 .750(330.4) 40.000 1.000(437.9) 39.500 1.250(544.0) 39.000 1.500(648.8) 38.000 2.000(854.4) 42
44 44.000 44
46 46.000 46
48 48.000 46.500 .750(378.5) 46.000 1.000(502.0) 45.500 1.250(624.1) 45.000 1.500(744.9) 44.000 2.000(982.6) 48
Dimensions of Seamless and Welded Pipe (cont.)ANSI B36.10 API Std. 5LNominal Wall Thickness for all Schedules with - 12.5% Values
*Not in ANSI B36.10 **Not in API Common Non-Schedule Walls noted in red.
9 10
Nom. Pipe SizeOutside
DiameterNominal Wall Thickness (4x)
A B D F† F‡ Nom. Pipe SizeStd XS 160 XXS
½ 0.840 .109 .147 .188 .294 1 ½ ⅝ ... 1 1 ½¾ 1.050 .113 .154 .219 .308 1 ½ 7/16 ... 1 1 ¾1 1.315 .133 .179 .250 .358 1 ½ ⅞ 1 1 ½ 1 ½ 11 ¼ 1.660 .140 .191 .250 .382 1 ⅞ 1 1 ¼ 1 ½ 1 ½ 1 ¼1 ½ 1.900 .145 .200 .281 .400 2 ¼ 1 ⅛ 1 ½ 1 ½ 1 ½ 1 ½2 2.375 .154 .218 .344 .436 3 1 ⅜ 2 1 ½ 1 ¾ 22 ½ 2.875 .203 .276 .375 .552 3 ¾ 1 ¾ 2 ½ 1 ½ 2 2 ½3 3.500 .216 .300 .438 .600 4 ½ 2 3 2 2 ½ 3 3 ½ 4.400 .226 .318 ... .636 5 ¼ 2 ¼ 3 ½ 2 ½ 3 3 ½4 4.500 .237 .337 .531 .674 6 2 ½ 4 2 ½ 3 45 5.563 .258 .375 .625 .750 7 ½ 3 ⅛ 5 3 3 ½ 56 6.625 .280 .432 .719 .864 9 3 ¾ 6 3 ½ 4 68 8.625 .322 .500 .906 .875 12 5 8 4 5 810 10.750 .365 .500 1.125 1.000 15 6 ¼ 10 5 6 1012 12.750 .375 .500 1.312 1.000 18 7 ½ 12 6 7 1214 14.000 .375 .500 1.406 ... 21 8 ¾ 14 6 ½ 7 ½ 1416 16.000 .375 .500 1.594 ... 24 10 16 7 8 1618 18.000 .375 .500 1.781 ... 27 11 ¼ 18 8 9 1820 20.000 .375 .500 1.969 ... 30 12 ½ 20 9 10 2022 22.000 .375 .500 2.125 ... 33 13 ½ 22 10 10 2224 24.000 .375 .500 2.344 ... 36 15 24 10 ½ 12 2426 26.000 .375 .500 ... ... 39 16 ... 10 ½ ... 2628 28.000 .375 .500 ... ... 42 17 ¼ 28 10 ½ ... 2830 30.000 .375 .500 ... ... 45 18 ½ 30* 10 ½ ... 3032 32.000 .375 .500 ... ... 48 19 ¾ 32 10 ½ ... 3234 34.000 .375 .500 ... ... 51 21 34 10 ½ ... 3436 36.000 .375 .500 ... ... 54 22 ¼ 36* 10 ½ ... 3638 38.000 .375 .500 ... ... 57 23.62 38 12 ... 3840 40.000 .375 .500 ... ... 60 24.88 40 12 ... 4042 42.000 .375 .500 ... ... 63 26 ... 12 ... 4244 44.000 .375 .500 ... ... 66 27.38 44 13 ½ ... 4446 46.000 .375 .500 ... ... 69 28.62 46 13 ½ ... 4648 48.000 .375 .500 ... ... 72 29.88 48 13 ½ ... 48
General Dimensions of Welding FittingsANSI B16.9ANSI B36.10ANSI B16.28
B
A
pg. 9
A D
D
† Applies for “XS” wall thickness and less‡ Applies for wall thickness greater than “XS”
This size not covered by ANSI B36 1½” at manufacturer’s option
* This size not covered by ANSI B16.9 ¾” at manufacturer’s option 2” at manufacturer’s option
F
A
A
pg. 8
11 12
Nom. Pipe Size
Outlet Outside Diameter
Nominal Wall ThicknessI J K
STD XS 160 XXS
3 3 3.500 .216 .300 .438 .600 3 ⅜ 3 ⅜ ...
2 ½ 2.875 .203 .276 .375 .552 3 ⅜ 3 ¼ 3 ½
2 2.375 .154 .218 .344 .436 3 ⅜ 3 3 ½
1 ½ 1.900 .145 .200 .281 .400 3 ⅜ 2 ⅞ 3 ½
1 ¼ 1.660 .140 .191 .250 .382 3 ⅜ 2 ¾ 3 ½
3 ½ 3 ½ 4.000 .226 .318 ... .636† 3 ¾ 3 ¾ ...
3 3.500 .216 .300 .438 .600 3 ¾ 3 ⅝ 4
2 ½ 2.875 .203 .276 .375 .552 3 ¾ 3 ½ 4
2 2.375 .154 .218 .344 .436 3 ¾ 3 ¼ 4
1 ½ 1.900 .145 .200 .281 .400 3 ¾ 3 ⅛ 4
4 4 4.500 .237 .337 .531 .674 4 ⅛ 4 ⅛ ...
3 ½ 4.000 .226 .318 ... 636† 4 ⅛ 4 4
3 3.500 .216 .300 .438 .600 4 ⅛ 3 ⅞ 4
2 ½ 2.875 .203 .276 .375 .552 4 ⅛ 3 ¾ 4
2 2.375 .154 .218 .344 .436 4 ⅛ 3 ½ 4
1 ½ 1.900 .1 45 .200 .281 .400 4 ⅛ 3 ⅜ 4
5 5 5.563 .258 .375 .625 .750 4 ⅞ 4 ⅞ ...
4 4.500 .237 .337 .531 .674 4 ⅞ 4 ⅝ 5
3 ½ 4.000 .226 .318 ... .636† 4 ⅞ 4 ½ 5
3 3.500 .216 .300 .438 .600 4 ⅞ 4 ⅜ 5
2 ½ 2.875 .203 .276 .375 .552 4 ⅞ 4 ¼ 5
2 2.375 .154 .218 .344 .436 4 ⅞ 4 ⅛ 5
6 6 6.625 .280 .432 .719 .864 5 ⅝ 5 ⅝ ...
5 5.563 .258 .375 .625 .750 5 ⅝ 5 ⅜ 5 ½
4 4.500 .237 .337 .531 .674 5 ⅝ 5 ⅛ 5 ½
3 ½ 4.000 .226 .318 ... .636† 5 ⅝ 5 5 ½
3 3.500 .216 .300 .438 .600 5 ⅝ 4 ⅞ 5 ½
2 ½ 2.875 .203 .276 .375 .552 5 ⅝ 4 ¾ 5 ½
Nom Pipe Size
Outlet Outside Diam.
Nominal Wall ThicknessI J K
STD XS 160 XXS
½ ½ .840 .109 .147 .188 .294 1 1 ...
⅜ .675 .091 .126 ... ... 1 1 ...
¾ ¾ 1.050 .113 .154 .219 .308 1 ⅛ 1 ⅛ ...
½ .840 .109 .147 .188 .294 1 ⅛ 1 ⅛ ½
1 1 1.315 .133 .179 .250 .358 1 ½ 1 ½ ...
¾ 1.050 .113 .154 .219 .308 1 ½ 1 ½ 2
½ .840 .109 .147 .188 .294 1 ½ 1 ½ 2
1 ¼ 1 ¼ 1.660 .140 .191 .250 .382 1 ⅞ 1 ⅞ ...
1 1.315 .133 .179 .250 .358 1 ⅞ 1 ⅞ 2
¾ 1.050 .113 .154 .219 .308 1 ⅞ 1 ⅞ 2
½ .840 .109 .147 .188 .294 1 ⅞ 1 ⅞ 2
1 ½ 1 ½ 1.900 .145 .200 .281 .400 2 ¼ 2 ¼ ...
1 ¼ 1.660 .140 .191 .250 .382 2 ¼ 2 ¼ 2 ½
1 1.315 .133 .179 .250 .358 2 ¼ 2 ¼ 2 ½
¾ 1.050 .133 .154 .219 .308 2 ¼ 2 ¼ 2 ½
½ .840 .109 .147 .188 .294 2 ¼ 2 ¼ 2 ½
2 2 2.375 .154 .218 .344 .436 2 ½ 2 ½ ...
1 ½ 1.900 .145 .200 .281 .400 2 ½ 2 ⅜ 3
1 ¼ 1.660 .140 .191 .250 .382 2 ½ 2 ¼ 3
1 1.315 .133 .179 .250 .358 2 ½ 2 3
¾ 1.050 .113 .154 .219 .308 2 ½ 1 ¾ 3
2 ½ 2 ½ 2.875 .203 .276 .375 .552 3 3 ...
2 2.375 .154 .218 .344 .436 3 2 ¾ 3 ½
1 ½ 1.900 .145 .200 .281 .400 3 2 ⅝ 3 ½
1 ¼ 1.660 .140 .191 .250 .382 .3 2 ½ 3 ½
1 1.315 .133 .179 .250 .358 3 2 ¼ 3 ½
General Dimensions of Welding Fittings (cont.)ANSI B16.9ANSI B36.10
pg. 10
J J
K K
† This size not covered by ANSI B36.10.
13 14
Nom. Pipe Sice
Outlet Outside Diam.
Nominal Wall ThicknessI J KSTD XS 160 XXS
8 8 8.625 .322 .500 .906 .875 7 7 ...
6 6.625 .280 .432 .719 .864 7 6 ⅝ 65 5.563 .258 .375 .625 .750 7 6 ⅜ 6
4 4.500 .237 .337 .531 .674 7 6 ⅛ 63 ½ 4.000 .226 .318 ... .636 7 6 6
10 10 10.750 .365 .500 1.125 1.000 8 ½ 8 ½ ...8 8.625 .322 .500 .906 .875 8 ½ 8 7
6 6.625 .280 .432 .719 .864 8 ½ 7 ⅝ 7
5 5.563 .258 .375 .625 .750 8 ½ 7 ½ 7
4 4.500 .237 .337 .531 .674 8 ½ 7 ¼ 7
12 12 12.750 .375 .500 1.312 1.000 10 10 ...
10 10.750 .365 .500 1.125 1.000 10 9 ½ 88 8.625 .322 .500 .906 .875 10 9 86 6.625 .280 .432 .719 .864 10 8 ⅝ 85 5.563 .258 .375 .625 .750 10 8 ½ 8
14 14 14.000 .375 .500 1.406 ... 11 11 ...12 12.750 .375 .500 1.312 ... 11 10 ⅝ 1310 10.750 .365 .500 1.125 ... 11 10 ⅛ 138 8.625 .322 .500 .906 ... 11 9 ¾ 136 6.625 .280 .432 .719 ... 11 9 ⅜ 13
16 16 16.000 .375 .500 1.594 ... 12 12 ...14 14.000 .375 .500 1.406 ... 12 13 1412 12.750 .375 .500 1.312 ... 12 11 ⅝ 1410 10.750 .365 .500 1.125 ... 12 11 ⅛ 148 8.625 .322 .500 .906 ... 12 10 ¾ 146 6.625 .280 .432 .719 ... 12 10 ⅜ 14
18 18 18.000 .375 .500 ... ... 13 ½ 13 ½ ...16 16.000 .375 .500 1.594 ... 13 ½ 13 1514 14.000 .375 .500 ... ... 13 ½ 13 1512 12.750 .375 .500 ... ... 13 ½ 12 ⅝ 15
10 10.750 .365 .500 ... ... 13 ½ 12 ⅛ 158 8.625 .322 .500 ... ... 13 ½ 11 ¾ 15
20 20 20.000 .375 .500 ... ... 15 15 ...
18 18.000 .375 .500 ... ... 15 14 ½ 2016 16.000 .375 .500 ... ... 15 14 2014 14.000 .375 .500 ... ... 15 14 2012 12.750 .375 .500 ... ... 15 13 ⅝ 20
10 10.750 .365 .500 ... ... 15 13 ⅛ 208 8.625 .322 .500 ... ... 15 12 ¾ 20
22 22 22.000 .375 .500 ... ... 16 ½ 16 ½ ...
20 20.000 .375 .500 ... ... 16 ½ 16 2018 18.000 .375 .500 ... ... 16 ½ 15 ½ 20
16 16.000 .375 .500 ... ... 16 ½ 15 20
General Dimensions of Welding Fittings (cont.)ANSI B16.9ANSI B36.10
Tees & Reducers (cont.)Nom. Pipe Size
Outlet Outside Diam.
Nominal Wall ThicknessI J KSTD XS 160 XXS
22 14 14.000 .375 .500 ... ... 16 ½ 15 2012 12.750 .375 .500 ... ... 16 ½ 14 ⅝ ...10 10.750 .365 .500 ... ... 16 ½ 14 ⅛ ...
24 24 24.000 .375 .500 ... ... 17 17 ...22 22.000 .375 .500 ... ... 17 17 2020 20.000 .375 .500 ... ... 17 17 2018 18.000 .375 .500 ... ... 17 16 ½ 2016 16.000 .375 .500 ... ... 17 16 2014 14.000 .375 .500 ... ... 17 16 2012 12.750 .375 .500 ... ... 17 15 ⅝ 2010 10.750 .365 .500 ... ... 17 15 ⅛ 20
26 26 26.000 .375 .500 ... ... 19.50 19.50 ...24 24.000 .375 .500 ... ... 19.50 19.00 24.0022 22.000 .375 .500 ... ... 19.50 18.50 24.0020 20.000 .375 .500 ... ... 19.50 18.00 24.0018 18.000 .375 .500 ... ... 19.50 17.50 24.0016 16.000 .375 .500 ... ... 19.50 17.00 ...14 14.000 .375 .500 ... ... 19.50 17.00 ...12 12.750 .375 .500 ... ... 19.50 16.62 ...
28 28 28.000 .375 .500 ... ... 20.50 20.50 ...26 26.000 .375 .500 ... ... 20.50 20.50 2424 24.000 .375 .500 ... ... 20.50 20.00 2422 22.000 .375 .500 ... ... 20.50 19.50 2420 20.000 .375 .500 ... ... 20.50 19.00 2418 18.000 .375 .500 ... ... 20.50 18.50 ...16 16.000 .375 .500 ... ... 20.50 18.00 ...14 14.000 .375 .500 ... ... 20.50 18.00 ...12 12.750 .375 .500 ... ... 20.50 .17.62 ...
30 30 30.000 .375 .500 ... ... 22 22 ...24 24.000 .375 .500 ... ... 22 21 2422 22.000 .375 .500 ... ... 22 20 ½ 2420 20.000 .375 .500 ... ... 22 20 2418 18.000 .375 .500 ... ... 22 19 ½ ...16 16.000 .375 .500 ... ... 22 19 ...
32 32 32.000 .375 .500 ... ... 23.50 23.50 ...30 30.000 .375 .500 ... ... 23.50 23.00 24.0028 28.000 .375 .500 ... ... 23.50 22.50 24.0026 26.000 .375 .500 ... ... 23.50 22.50 24.0024 24.000 .375 .500 ... ... 23.50 22.00 24.0022 22.000 .375 .500 ... ... 23.50 21.50 ...20 20.000 .375 .500 ... ... 23.50 21.00 ...18 18.000 .375 .500 ... ... 23.50 20.50 ...16 16.000 .375 .500 ... ... 23.50 20.00 ...14 14.000 .375 .500 ... ... 23.50 220.00 ...
pg. 10
J J
K K
† This size not covered by ANSI B36.10.
15 16
Dimensional Tolerances for Welding Fittings
Butt Welding Fittings
The tolerances shown are in accordance with the dimensional tolerances approved by
the American National Standards Institute (ANSI B16.9) for all carbon and alloy fittings,
except Short Radius Elbows and Returns. Those are governed by ANSI B16.28.
This End Flush Against Square
All Fittings
90 Deg. and 45 Deg. Elbows and
Tees
Reducers and Lap
Joint Stub Ends
Caps
Nominal Pipe Size
(NPS)
Outside (1) Diameter at
Bevel
Inside (1) Diameter at
End
Wall (2) Thickness
t
Center- to-End
Dimension A, D, J
Overall Length
K
Overall Length
F
½ to 2 ½ +0.06 ±0.03
Not lessthan
87.5% ofnominal
thickness
±0.06 ±0.06 ±0.12
-0.03
3 to 3 ½ ±0.06 ±0.06 ±0.06 ±0.06 ±0.12
4 ±0.06 ±0.06 ±0.06 ±0.06 ±0.12
5 to 8 +0.09 ±0.06 ±0.06 ±0.06 ±0.25
-0.06
10 to 18 +0.16 ±0.12 ±0.09 ±0.09 ±0.25
-0.12
20 to 24 +0.25 ±0.19 ±0.09 ±0.09 ±0.25
-0.19
26 to 30 +0.25 ±0.19 ±0.12 ±0.19 ±0.38
-0.19
32 to 40 +0.25 +0.19 +0.19 +0.19 +0.38
-0.19
Nominal Pipe Size
Angularity Tol.
Off Angle Q Off Plane P
½ to 4 0.03 0.06
5 to 8 0.06 0.12
10 to 12 0.09 0.19
14 to 16 0.09 0.25
18 to 24 0.12 0.38
26 to 30 0.19 0.38
32 to 42 0.19 0.50
44 to 48 0.19 0.75
All dimensions are in inches.(1) Out-of-round is the sum of absolute values of plus and minus tolerance.(2) The inside diameter at ends and the nominal wall thicknesses are to be specified by the purchaser.
pg. 14
Q
Q
Q Q
Q
Q Q
Q P
17 18
How to Cut Segments from Elbows Long Radius Long Radius
Nom. Pipe Size
“Outside Arc Length” Nom. Pipe Size
“Outside Arc Length”
1˚ 5˚ 10˚ 15˚ 22 ½˚ 30˚ 45˚ 1˚ 5˚ 10˚ 15˚ 22 ½˚ 30˚ 45˚
2” 5/16 ⅜ 23/32 1 3/32 1 21/32 2 3/16 3 9/32 2” 1/32 5/32 5/16 15/32 23/32 15/16 1 7/16
2 ½” 3/32 7/16 29/32 1 11/32 2 1/32 2 23/32 4 5/64 2 ½” 3/64 3/16 13/32 19/32 29/32 1 7/32 1 13/16
3” 7/64 9/16 1 3/32 1 ⅝ 2 15/32 3 9/32 4 29/32 3” 3/64 ¼ 15/32 23/32 1 3/32 1 7/16 2 5/32
3” ⅛ ⅝ 1 9/32 1 29/32 2 27/32 3 13/16 5 11/16 3” 1/16 9/32 9/16 27/32 1 9/32 1 11/16 2 9/16
4” 9/64 23/32 1 7/16 2 5/32 3 ¼ 4 5/16 6 15/32 4” 1/16 5/16 21/32 31/32 1 15/32 1 31/32 2 15/16
5” 3/16 29/32 1 25/32 2 1/16 4 1/32 5 ⅜ 8 1/16 5” 5/64 13/32 13/16 1 ¼ 1 27/32 2 15/32 3 23/32
6” 7/32 1 1/16 2 5/32 3 7/32 4 27/32 6 7/16 9 11/16 6” 3/32 ½ 1 1 ½ 2 7/32 2 31/32 4 15/16
8” 9/32 1 7/16 2 27/32 4 9/32 6 13/32 8 17/32 12 13/16 8” ⅛ 21/32 1 11/32 2 3 1/32 4 1/32 6 1/32
10” 11/32 1 25/32 3 9/16 5 11/32 8 10 21/32 16 10” 5/32 27/32 1 11/16 2 17/32 3 25/32 5 1/32 7 9/16
12” 7/16 2 ⅛ 4 ¼ 6 ⅜ 9 9/16 12 ¾ 19 5/32 12” 3/16 1 1/64 2 1/32 3 1/16 4 9/16 6 3/32 9 ⅛
14” ½ 2 7/16 4 ⅞ 7 5/16 11 14 21/32 22 14” ¼ 1 7/32 2 7/16 3 21/32 5 ½ 7 11/32 11
16” 9/16 2 25/32 5 19/32 8 ⅜ 12 9/16 16 ¾ 25 ⅛ 16” 9/32 1 13/32 2 25/32 4 3/16 6 9/32 8 ⅜ 12 9/16
18” ⅝ 3 5/32 6 9/32 9 7/16 14 ⅛ 18 27/32 28 9/32 18” 5/16 1 9/16 3 ⅛ 4 23/32 7 1/16 9 7/16 14 ⅛
20” 11/16 3 ½ 7 10 15/32 15 23/32 20 15/16 31 13/32 20” 11/32 1 ½ 3 ½ 5 ¼ 7 27/32 10 15/32 15 23/32
22” 25/32 3 27/32 7 11/16 11 17/32 17 9/32 23 1/32 34 9/16 22” ⅜ 1 29/32 3 27/32 5 ¾ 8 ⅝ 11 17/32 17 9/32
24” 27/32 4 3/16 8 ⅜ 12 9/16 18 27/32 25 ⅛ 37 11/16 24” 13/32 2 3/32 4 3/16 6 9/32 9 7/16 12 9/16 18 27/32
26” 29/32 4 17/32 9 3/32 13 ⅝ 20 13/32 27 7/32 40 27/32 26” 15/32 2 9/32 4 17/32 6 13/16 10 7/32 13 ⅝ 20 13/32
28” 1 4 29/32 9 25/32 14 21/32 22 29 11/32 44 28” ½ 2 7/16 4 29/32 7 11/32 11 14 21/32 22
30” 1 1/16 5 ¼ 10 15/32 15 23/32 23 9/16 31 13/32 47 ⅛ 30” 17/32 2 ⅝ 5 ¼ 7 27/32 11 25/32 15 23/32 23 9/16
32” 1 ⅛ 5 19/32 11 3/16 17 ¾ 25 ⅛ 33 ½ 50 9/32 32” 9/16 2 13/16 5 19/32 8 ⅜ 12 9/16 16 ¾ 25 ⅛
34” 1 3/16 5 15/16 11 ⅞ 17 13/16 26 23/32 35 19/32 53 13/32 34” 19/32 2 31/32 5 15/16 8 29/32 13 ⅜ 17 13/16 26 23/32
36” 1 ¼ 6 9/32 12 9/16 18 27/32 28 9/32 37 11/16 56 9/16 36” ⅝ 3 5/32 6 9/32 9 7/16 14 ⅛ 18 27/32 28 9/32
38” 1 11/32 6 ⅝ 13 9/32 19 29/32 29 27/32 39 13/16 59 11/16 38” 11/16 3 5/16 6 ⅝ 9 31/32 14 15/16 19 29/32 29 27/32
40” 1 13/32 7 13 31/32 20 15/16 31 13/32 41 29/32 62 27/32 40” 23/32 3 ½ 7 10 15/32 15 23/32 20 15/16 31 13/32
42” 1 15/32 7 11/32 14 21/32 22 33 44 66 42” ¾ 3 21/32 7 11/32 11 16 ½ 22 33
44” 1 17/32 7 11/16 15 ⅜ 23 1/16 34 9/16 46 3/32 69 ⅛ 44” 25/32 3 27/32 7 11/16 11 17/32 17 9/32 23 1/32 34 9/16
46” 1 ⅝ 8 1/32 16 1/16 24 3/32 36 ⅛ 48 3/16 72 ¼ 46” 13/16 4 1/32 8 1/32 12 1/16 18 1/6 24 3/32 36 ⅛
48” 1 11/16 8 ⅜ 16 ¾ 25 5/32 37 23/32 50 9/32 75 13/32 48” 27/32 4 3/16 8 ⅜ 12 9/16 18 27/32 25 ⅛ 37 23/32
For Information Purposes Only For Information Purposes Only
1˚5˚10˚15˚
22½˚
30˚
45˚
1. Measure
distance on
outside arc
3. Wrap tape
around elbow
and mark
cutting line
2. Measure
distance on
inside arc
19 20
Socket Type Flange
Blind Flange
Welding Neck Flange
*These standards apply to carbon steel.
Types of Flanges
Manufacturing and Material Standards *
Flanges covered in this booklet are only the most commonly used types and sizes.
Dimensions: ANSI B16.5
Lap Joint Flange
Threaded Flange
Slip-On Flange
21 22
General Dimensions for Forged Steel Flanges
* Welding neck and socket type flange bores are same as I.D. of pipe to which they are welded. See table on pages 6 – 9. Socket diameter of socket tupe flange is the same as bore of slip-on flange.† Where applicable, includes 1/16” raised face. For Information only
Nom. Pipe Size
Outside Diam.
O
Flange Thickness
Q†
Diam. of
Raised Face F
Length Thru Hub Y† Drilling Bores* Nom. Pipe Size
Outside Diam. O
Flange Thickness
Q†
Diam. of
Raised Face F
Length Thry Hub Y† Drilling Bores*
Welding Neck
Third., Slip-
on and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on Lap Joint
Welding Neck
Third., Slip-on
and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on Lap Joint
½ 3 ½ 7/16 1 ⅜ 1 ⅞ ⅝ ⅝ 4-⅝ 2 ⅜ .88 .90 ½ 3 ¾ 9/16 1 ⅜ 2 1/16 ⅞ ⅞ 4-⅝ 2 ⅝ .88 .90
¾ 3 ⅞ ½ 1 11/16 2 1/16 ⅝ ⅝ 4-⅝ 2 ¾ 1.09 1.11 ¾ 4 ⅝ ⅝ 1 11/16 2 ¼ 1 1 4-¾ 2 ¾ 1.09 1.11
1 4 ¼ 9/16 2 2 3/16 11/16 11/16 4-⅝ 3 ⅛ 1.36 1.38 1 4 ⅞ 11/16 2 2 7/16 1 1/16 1 1/16 4-¾ 3 ⅛ 1.36 1.38
1 ¼ 4 ⅝ ⅝ 2 ½ 2 ¼ 13/16 13/16 4-⅝ 3 ½ 1.70 1.72 1 ¼ 5 ¼ ¾ 2 ½ 2 9/16 1 1/16 1 1/16 4-¾ 3 ½ 1.70 1.72
1 ½ 5 11/16 2 ⅞ 2 7/16 ⅞ ⅞ 4-⅝ 3 ⅞ 1.95 1.97 1 ½ 6 ⅛ 13/16 2 ⅞ 2 11/16 1 3/16 1 3/16 4-⅞ 3 ⅞ 1.95 1.97
2 6 ¾ 3 ⅝ 2 ½ 1 1 4-¾ 4 ¾ 2.44 2.46 2 6 ½ ⅞ 3 ⅝ 2 ¾ 1 5/16 1 5/16 8-¾ 4 ¾ 2.44 2.46
2 ½ 7 ⅞ 4 ⅛ 2 ¾ 1 ⅛ 1 ⅛ 4-¾ 5 ½ 2.94 2.97 2 ½ 7 ½ 1 4 ⅛ 3 1 ½ 1 ½ 8-⅞ 5 ½ 2.94 2.97
3 7 ½ 15/16 5 2 ¾ 1 13/16 1 3/16 4-¾ 6 3.57 3.60 3 8 ¼ 1 ⅛ 5 3 ⅛ 1 11/16 1 11/16 8-⅞ 6 3.57 3.60
3 ½ 8 ½ 15/16 5 ½ 2 13/16 1 ¼ 1 ¼ 8-¾ 7 4.07 4.10 3 ½ 9 1 3/16 5 ½ 3 3/16 1 ¾ 1 ¾ 8- ⅞ 7 4.07 4.10
4 9 15/16 6 3/16 3 1 5/16 1 5/16 8-¾ 7 ½ 4.57 4.60 4 10 1 ¼ 6 3/16 3 ⅜ 1 ⅞ 1 ⅞ 8-⅞ 7 ½ 4.57 4.60
5 10 15/16 7 5/16 3 ½ 1 7/16 1 7/16 8-⅞ 8 ½ 5.66 5.69 5 11 1 ⅜ 7 5/16 3 ⅞ 2 2 8-⅞ 8 ½ 5.66 5.69
6 11 1 8 ½ 3 ½ 1 9/16 1 9/16 8-⅞ 9 ½ 6.72 6.75 6 12 ½ 1 7/16 8 ½ 3 ⅞ 2 1/16 2 1/16 12-⅞ 9 ½ 6.72 6.75
8 13 ½ 1 ⅛ 10 ⅝ 4 1 ¾ 1 ¾ 8-⅞ 11 ¾ 8.72 8.75 8 15 1 ⅝ 10 ⅝ 4 ⅜ 2 7/16 2 7/16 12-1 11 ¾ 8.72 8.75
10 16 1 3/16 12 ¾ 4 1 15/16 1 15/16 12-1 14 ¼ 10.88 10.92 10 17 ½ 1 ⅞ 12 ¾ 4 ⅝ 2 ⅝ 3 ¾ 16-1 ⅛ 14 ¼ 10.88 10.92
12 19 1 ¼ 15 4 ½ 2 3/16 2 3/16 12-1 17 12.88 12.92 12 20 ½ 2 15 5 ⅛ 2 ⅞ 4 16-1 ¼ 17 12.88 12.92
14 21 1 ⅜ 16 ¼ 5 2 ¼ 3 ⅛ 12-1 ⅛ 18 ¾ 14.14 14.18 14 23 2 ⅛ 16 ¼ 5 ⅝ 3 4 ⅜ 20-1 ¼ 18 ¾ 14.14 14.18
16 23 ½ 1 7/16 18 ½ 5 2 ½ 3 7/16 16-1 ⅛ 21 ¼ 16.16 16.19 16 25 ½ 2 ¼ 18 ½ 5 ¾ 3 ¼ 4 ¾ 20-1 ⅜ 21 ¼ 16.16 16.19
18 25 1 9/16 21 5 ½ 2 11/16 3 13/16 16-1 ¼ 22 ¾ 18.18 18.20 18 28 2 ⅜ 21 6 ¼ 3 ½ 5 ⅛ 21-1 ⅜ 22 ¾ 18.18 18.20
20 27 ½ 1 11/16 23 5 11/16 2 ⅞ 4 1/16 20-1 ¼ 25 20.20 20.25 20 30 ½ 2 ½ 23 6 ⅜ 3 ¾ 5 ½ 24-1 ⅜ 25 20.20 20.25
24 32 1 ⅞ 27 ¼ 6 3 ¼ 4 ⅜ 20-1 ⅜ 29 ½ 24.25 24.25 24 36 2 ¾ 27 ¼ 6 ⅝ 4 3/16 6 24-1 ⅝ 29 ½ 24.25 24.25
26 26
28 28
30 30
32 32
34 34
36 36
* Welding neck and socket type flange bores are same as I.D. of pipe to which they are welded. See table on pages 6 and 7. Socket diameter of socket type flange is the same as bore of slip-on flange.† Where applicable, includes 1/16” raised face. For Information only
Q Y
FO
Q Y
FO
Q Y
F
Q
OF
O
YQ
Y
Q
OF
CLASS 150 CLASS 300
ANSI B16.5 ANSI B16.5A-105 A-105
23 24
* Welding neck and socket type flange bores are machined as specified by purchaser. Socket diameter is the same as bore of slip-on flange. Socket type flanges furnished thru 3 ½” N.P.S. only.† Does not include ¼” raised face.
General Dimensions for Forged Steel Flanges
* Welding neck, flange bores are machined as specified by purchaser. † Does not include ¼” raised face. For information only
Nom. Pipe Size
Outside Diam. O
Flange Thickness
Q†
Diam. of
Raised Face F
Length Thry Hub Y† Drilling Bores* Nom. Pipe Size
Outside Diam. O
Flange Thickness
Q†
Diam. of
Raised Face F
Length Thry Hub Y† Drilling Bores*
Welding Neck
Third., Slip-on
and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on
Lap Joint
Welding Neck
Third., Slip-on
and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on Lap Joint
½ 3 ¾ 9/16 1 ⅜ 2 1/16 ⅞ ⅞ 4-⅝ 2 ⅝ .88 .90 ½
SEE CLASS 1500
SEE CLASS 1500
SEE CLASS 1500
¾ 4 ⅝ ⅝ 1 11/16 2 ¼ 1 1 4-¾ 3 ¼ 1.09 1.11 ¾
1 4 ⅞ 11/16 2 2 7/16 1 1/16 1 1/16 4-¾ 3 ½ 1.36 1.38 1
1 ¼ 5 ¼ 13/16 2 ½ 2 ⅝ 1 ⅛ 1 ⅛ 4-¾ 3 ⅞ 1.70 1.72 1 ¼
1 ½ 6 ⅛ ⅞ 2 ⅞ 2 ¾ 1 ¼ 1 ¼ 4-⅞ 4 ½ 1.95 1.97 1 ½
2 6 ½ 1 3 ⅝ 2 ⅞ 1 7/16 1 7/16 8-¾ 5 2.44 2.46 2
2 ½ 7 ½ 1 ⅛ 4 ⅛ 3 ⅛ 1 ⅝ 1 ⅝ 8-⅞ 5 ⅞ 2.94 2.97 2 ½
3 8 ¼ 1 ¼ 5 3 ¼ 1 13/16 1 13/16 8-⅞ 6 ⅝ 3.57 3.60 3 9 ½ 1 ½ 5 4 2 ⅛ 2 ⅛ 8-1 7 ½ 3.57 3.60
3 ½ 9 1 ⅜ 5 ½ 3 ⅜ 1 15/16 1 15/16 8-1 7 ¼ 4.07 4.10 3 ½ ... ... ... ... ... ... ... ... ... ...
4 10 ¾ 1 ½ 6 3/16 4 2 ⅛ 2 ⅛ 8-1 8 ½ 4.57 4.60 4 11 ½ 1 ¾ 6 3/16 4 ½ 2 ¾ 2 ¾ 8-1 ¼ 9 ¼ 4.57 4.60
5 13 1 ¾ 7 5/16 4 ½ 2 ⅜ 2 ⅜ 8-1 ⅛ 10 ½ 5.66 5.69 5 13 ¾ 2 7 5/16 5 3 ⅛ 3 ⅛ 8-1 ⅜ 11 5.66 5.69
6 14 1 ⅞ 8 ½ 4 ⅝ 2 ⅝ 2 ⅝ 12-1 ⅛ 11 ¾ 6.72 6.75 6 15 2 3/16 8 ½ 5 ½ 3 ⅜ 3 ⅜ 12-1 ¼ 12 ½ 6.72 6.75
8 16 ½ 2 3/16 10 ⅝ 5 ¼ 3 3 12-1 ¼ 13 ¾ 8.72 8.75 8 18 ½ 2 ½ 10 ⅝ 6 ⅜ 4 4 ½ 12-1 ½ 15 ½ 8.72 8.75
10 20 2 ½ 12 ¾ 6 3 ⅜ 4 ⅜ 16-1 ⅜ 17 10.88 10.92 10 21 ½ 2 ¾ 12 ¾ 7 ¼ 4 ¼ 5 16-1 ½ 18 ½ 10.88 10.92
12 22 2 ⅝ 15 6 ⅛ 3 ⅝ 4 ⅝ 20-1 ⅜ 19 ¼ 12.88 12.92 12 24 3 ⅛ 15 7 ⅞ 4 ⅝ 5 ⅝ 20-1 ½ 21 12.88 12.92
14 23 ¾ 2 ¾ 16 ¼ 6 ½ 3 11/16 5 20-1 ½ 20 ¾ 14.14 14.18 14 25 ¼ 3 ⅜ 16 ¼ 8 ⅜ 5 ⅛ 6 ⅛ 20-1 ⅝ 22 14.14 14.18
16 27 3 18 ½ 7 4 3/16 5 ½ 20-1 ⅝ 23 ¾ 16.16 16.19 16 27 ¾ 3 ½ 18 ½ 8 ½ 5 ¼ 6 ½ 20-1 ¾ 24 ¼ 16.16 16.19
18 29 ¼ 3 ¼ 21 7 ¼ 4 ⅝ 6 20-1 ¾ 25 ¾ 18.18 18.20 18 31 4 21 9 6 7 ½ 20-2 27 18.18 18.20
20 32 3 ½ 23 7 ½ 5 6 ½ 24-1 ¾ 28 ½ 20.20 20.25 20 33 ½ 4 ¼ 23 9 ¾ 6 ¼ 8 ¼ 20-2 ⅛ 29 ½ 20.20 20.25
24 37 4 27 ½ 8 5 ½ 7 ¼ 24-2 33 24.25 24.25 24 41 5 ½ 27 ¼ 11 ½ 8 10 ½ 20-2 ⅝ 35 ½ 24.25 24.25
26 26
28 28
30 30
32 32
34 34
36 36
Q Y
FO
FO
Q Y
pg. 20 and 22
FO
Q Y
pg. 21 and 23
Q
O
Y
Q
OF
YQ
OF
CLASS 600 CLASS 900
ANSI B16.5 ANSI B16.5A-105 A-105
25 26
Nom. Pipe Size
Outside Diam. O
Flange Thickness
Q†
Diam. of Raised Face F
Length Thry Hub Y† Drilling Bores* Nom. Pipe Size
Outside Diam.
O
Flange Thickness
Q†
Diam. of
Raised Face F
Length Thry Hub Y† Drilling Bores*
Welding Neck
Third., Slip-on
and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on
Lap Joint
Weld-ing
Neck
Third., Slip-on
and Socket
Lap Joint
No. & Sizes of Holes
Bolt Circle
Slip-on
Lap Joint
½ 4 ¾ ⅞ 1 ⅜ 2 ⅜ 1 ¼ 1 ¼ 4-⅞ 3 ¼ .88 .90 ½ 5 ¼ 1 3/16 1 ⅜ 2 ⅞ 1 9/16 1 9/16 4-⅞ 3 ½ ... .90
¾ 5 ⅛ 1 1 11/16 2 ¾ 1 ⅜ 1 ⅜ 4-⅞ 3 ½ 1.09 1.11 ¾ 5 ½ 1 ¼ 1 11/16 3 ⅛ 1 11/16 1 11/16 4-⅞ 3 ¾ ... 1.11
1 5 ⅞ 1 ⅛ 2 2 ⅞ 1 ⅝ 1 ⅝ 4-1 4 1.36 1.38 1 6 ¼ 1 ⅜ 2 3 ½ 1 ⅞ 1 ⅞ 4-1 4 ¼ ... 1.38
1 ¼ 6 ¼ 1 ⅛ 2 ½ 2 ⅞ 1 ⅝ 1 ⅝ 4-1 4 ⅜ 1.70 1.72 1 ¼ 7 ¼ 1 ½ 2 ½ 3 ¾ 2 1/16 2 1/16 4-1 ⅛ 5 ⅛ ... 1.72
1 ½ 7 1 ¼ 2 ⅞ 3 ¼ 1 ¾ 1 ¾ 4-1 ⅛ 4 ⅞ 1.95 1.97 1 ½ 8 1 ¾ 2 ⅞ 4 ⅜ 2 ⅜ 2 ⅜ 4-1 ¼ 5 ¾ ... 1.97
2 8 ½ 1 ½ 3 ⅝ 4 2 ¼ 2 ¼ 8-1 6 ½ 2.44 2.46 2 9 ¼ 2 3 ⅝ 5 2 ¾ 2 ¾ 8-1 ⅛ 6 ¾ ... 2.46
2 ½ 9 ⅝ 1 ⅝ 4 ⅛ 4 ⅛ 2 ½ 2 ½ 8-1 ⅛ 7 ½ 2.94 2.97 2 ½ 10 ½ 2 ¼ 4 ⅛ 5 ⅝ 3 ⅛ 3 ⅛ 8-1 ¼ 7 ¾ ... 2.97
3 10 ½ 1 ⅞ 5 4 ⅝ 2 ⅞ 2 ⅞ 8-1 ¼ 8 ... 3.60 3 12 2 ⅝ 5 6 ⅝ 3 ⅝ 3 ⅝ 8-1 ⅜ 9 ... 3.60
3 ½ ... ... ... ... ... ... ... ... ... ... 3 ½ ... ... ... ... ... ... ... ... ... ...
4 12 ¼ 2 ⅛ 6 3/16 4 ⅞ 3 9/16 3 9/16 8-1 ⅜ 9 ½ ... 4.60 4 14 3 6 3/16 7 ½ 4 ¼ 4 ¼ 8-1 ⅝ 10 ¾ ... 4.60
5 14 ¾ 2 ⅞ 7 5/16 6 ⅛ 4 ⅛ 4 ⅛ 8-1 ⅝ 11 ½ ... 5.69 5 16 ½ 3 ⅝ 7 5/16 9 5 ⅞ 5 ⅞ 8-1 ⅞ 12 ¾ ... 5.69
6 15 ½ 3 ¼ 8 ½ 6 ¾ 4 11/15 4 11/15 12-1 ½ 12 ½ ... 6.75 6 19 4 ¼ 8 ½ 10 ¾ 6 6 8-2 ⅛ 14 ½ ... 6.75
8 19 3 ⅝ 10 ⅝ 8 ⅜ 5 ⅝ 5 ⅝ 12-1 ¾ 15 ½ ... 8.75 8 21 ¾ 5 10 ⅝ 12 ½ 7 7 12-2 ⅛ 17 ¼ ... 8.75
10 23 4 ¼ 12 ¾ 10 6 ½ 7 12-2 19 ... 10.92 10 26 ½ 6 ½ 12 ¾ 16 ½ 9 9 12-2 ⅝ 21 ¼ ... 10.92
12 26 ½ 4 ⅞ 15 11 ⅛ 7 ⅛ 8 ⅝ 16-2 ⅛ 22 ½ ... 12.92 12 30 7 ¼ 15 18 ¼ 10 10 16-2 ⅞ 24 ⅜ ... 12.92
14 29 ½ 5 ¼ 16 ¼ 11 ¾ ... 9 ½ 16-2 ⅜ 25 ... 14.18
16 32 ½ 5 ¾ 18 ½ 12 ¼ ... 10 ¼ 16-2 ⅝ 27 ¾ ... 16.19
18 36 6 ⅜ 21 12 ⅞ ... 10 ⅞ 16-2 ⅞ 30 ½ ... 18.20
20 38 ¾ 7 23 14 ... 11 ½ 16-3 ⅛ 32 ¾ ... 20.25
24 46 8 27 ¼ 16 ... 13 16-3 ⅝ 39 ... 24.25
26
28
30
32
34
36
* 8 Welding neck and socket type flange bores are machined as specified by purchaser. Socket diameter is the same as bore of slip-on flange.† Does not include ¼” raised face. For information only
General Dimensions for Forged Steel Flanges
* Welding neck and socket type flange bores are machined as specified by customer. † Does not include ¼” raised face. For information only
Q Y
FO
FO
Q Y
pg. 20 and 22
FO
Q Y
pg. 21 and 23
Q
O
Y
Q
OF
YQ
OF
CLASS 1500 CLASS 2500
ANSI B16.5 ANSI B16.5A-105 A-105
27 28
Threaded, lap joint, slip-on and blind flanges
ANSI B16.5
Welding neck flanges
ANSI B16.5
*This tolerance not covered by ANSI B16.5. Dimensions are approximate.
Dimensional Tolerances for Forged Steel Flanges
Outside Diameter of Hub (F)
12” and smaller + 3/32”*, -1/16”*
Over 12” ±⅛”*
Drilling Bolt Circle ± 1/16”*
Bolt hole spacing ±1/32”
Eccentricity between bolt circle diameter and machined facing diameter
2 ½ and smaller 1/32”MAX 3” and larger 1/16” Max
Overall height (E) On flanges 18” and smaller + ⅛”*, -1/32”*
On flanges larger than 18” +3/16”*, -1/16”*
Thickness (B) 18” and smaller + ⅛”*, -0”*
Over 18” +3/16”*, -0”*
Where allowance has been left on face for finish: All sizes
+⅛”*, -1/16”*
Drilling Bolt Circle ±1/16”
Bolt hole spacing ±1/32”
Eccentricity between bolt circle diameter and machined facing diameter
2 ½” and smaller 1/32” Max 3” and larger 1/16” Max
Width of Land All sizes ± 1/32”
Angle of Hub Bevel All sizes ±2 ½”*
Overall Height (E) 10” and smaller ±1/16”
12” and larger ± ⅛”
18” and smaller ± ⅛” -0”
Thickness (B) Over 18” ±3/16”, -0”
When allowance has been left on face for finish: All sizes
±⅛”, -1/16”
Outside Diameter (A) When O.D. is 24” or less ± 1/16”*
When O.D. is over 24” ± ⅛”*
Inside Diameter (D) Threaded Within limits on boring gauge
Slip-on and Lap Joint 10” and smaller +1/32”, -0” 12” and larger + 1/16”, -0”
Diameter of Contact Face (C)
1/16” Raised Face ±1/32”*
¼” Raised Face, Tongue and Groove, or Male and Female
±1/64”*
Diameter of Counterbore Same as for Inside Diameter
Outside Diameter (A) When O.D. is 24” or less ±1/16”*
When O.D. is over 24” ±⅛”*
Inside Diameter (D) 10” and smaller ± 1/32”*
12” and 18” ±1/16”*
Over 18” +⅛, -1/16”
Diameter of Contact Face (C)
1/16” Raised Face ±1/32”*
¼” Raised Face, Tongue and Groove, or Male and Female
± 1/64”*
Diameter of Hub at point Welding (G)
5” and smaller +3/32”, -1/32”
6” and larger +5/32”, -1/32”
Diameter of Hub at base (F) When “F” is 24” and smaller ±1/16”*
When “F” is 24” ±⅛”*
pg. 24
FD
C
B
1/16"
1/16"
37 1/2"
E
A
F
D
G
CA
B
E
1/16"
29
Decimal Equivalents
Equivalents of One Inch
1/64 = .015625 33/64 = .515625
1/32 = .03125 17/32 = .53125
3/64 = .046875 35/64 = .546875
1/16 = .0625 9/16 = .5625
5/64 = .178125 37/64 = .578125
3/32 = .09375 19/32 = .59375
7/64 = .109375 39/64 = .609375
⅛ = .125 ⅝ = .625
9/64 = .140625 41/64 = .640625
5/32 = .15625 21/32 = .65625
11/64 = .171875 43/64 = .671875
3/16 = .1875 11/16 = .6875
13/64 = .203125 45/64 = .703125
7/32 = .21875 23/32 = .71875
15/64 = .234375 47/64 = .734375
¼ = .25 ¾ = .75
17/64 = .265625 49/64 = .765625
9/32 = .28125 25/32 = .78125
19/64 = .296875 51/64 = .796875
5/16 = .3125 13/16 = .8125
21/64 = .328125 53/64 = .828125
11/32 = .34375 27/32 = .84375
23/64 = .359375 55/64 = .859375
⅜ = .375 ⅞ = .875
25/64 = .390625 57/64 = .890625
13/32 = .40625 29/32 = .90625
27/64 = .421875 59/64 = .921875
7/16 = .4375 15/16 = .9375
29/64 = .453125 61/64 = .953125
15/32 = .46875 31/32 = .96875
31/64 = .484375 63/64 = .984375
½ = .5 1 = 1
Wyman Gordon is supported by the world’s largest and most capable forging and extrusion presses. Pipe, forgings, casing, tubing and various products are produced in a wide range of materials and sizes.
Hackney Ladish is recognized as the leading manufacturer of carbon-steel and high-yield weld fittings in North America - and one of the largest and most versatile fittings producers in the world.
With a 100-year history of alloy tech-nology. Special Metals Corporation is recognized today as a world leader in the invention, production and supply of high-nickel, high-performance alloys. Special Metals brands include industry-leading alloys under the trademarked names of INCONEL, INCOLOY, NIMONIC and MONEL.
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PUSHING WHAT’S POSSIBLE IN THE ENERGY INDUSTRYThe names that comprise PCC Energy Group have been on the forefront of the energy industry for decades. As part of PCC Energy Group, Hackney Ladish works to help you better tackle your toughest energy industry needs. Backed by the strength and leadership of our Fortune 500 parent company, Precision Castparts Corp., our engineers and metallurgists work closely with the world’s most innovative energy companies to identify high-performance applications where we can help enhance operational performance.