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PRODUCTS LIST Haiyan Audas Hardware Co.,Ltd. ( DIN.ASME/ANSI.ASTM.IFI )
PRODUCTS LIST
Haiyan Audas Hardware Co.,Ltd.
( DIN.ASME/ANSI.ASTM.IFI )
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
Company profile :
AUDAS was one professional fasteners and hardware tools exporter from china .
Registered by State. the ministry of foreign trade and General Administration of
customs approved . and had import and export qualification. Registered funds CNY 1,000,000 Located in
Haiyan County .Zhejiang Pro. ----"international fasteners hardware city" . Here clustered thousands of
Fasteners. Hydraulic Jacks and Stampings manufacturers.
With China joined WTO since 2001.The import and export trade rapid growth. to further meet abroad
trader needs. Our company provided high quality door- to- door business in one-stop service.
We had wide merchandise information network in China . We are committed to meet customer demands .
goods inspection and also can help overseas customers to explore the Chinese market . find new sources .
customs declaration and booking space.all of import and export solutions provider .
Main Products :
Fasteners:Bolts .screws .nuts .washer .threaded rodsMade by carbon steel .Alloy steel and Stainless steel Grade : 4.8 .5.8 .6.8 .8.8 .10.9 .12.9 or 2 .5 .8Finish : BO .ZP .ZY .HDG .MZP .Dacromet
Hydraulic jacks:Hydraulic bottle jacks .Floor jacks .Scissors jacks Engine crane and Engine stand etc
Stampings :Customized according to drawing and samples
AUDAS was certified to ISO9001:2008
Company philosophy:Provided the most satisfied in good prices.high quality .fast delivery time and other services to customers .
***Certified ISO9001-2008 system*** P 2/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN931-87 Hex head boltMaterial : Mild . medium carbon steel .alloy steelMechanical properties : ISO898-1 Grade : 4.8 . 8.8 . 10.9 . 12.9Thread as per ISO965 - 2Partial threadedFinish : Blackening .ZP .ZY.HDG .MZP.Dacromet .
Diameter range : M5-M36Length range : 20-1000mmCold forming : Dia.≦M24 and L≦300mmHot forged : M27≦Dia.≦M36 and L Max 1000mm
Unit : mm
Nominal Size
PitchBody Diameter Width A/F Width A/C Head Height Thread Length
Min Max Min Max Min Min Max ≦125 125<L≦200 >200
M5 0.80 4.82 5 7.78 8 8.79 3.35 3.65 16 22 /
M6 1 5.82 6 9.78 10 11.05 3.85 4.15 18 24 /
M7 1 6.76 7 10.73 11 12.12 4.65 4.95 20 26 /M8 1.25 7.78 8 12.73 13 14.38 5.15 5.45 22 28 /
M10 1.5 9.78 10 16.73 17 18.9 6.22 6.56 26 32 45M12 1.75 11.73 12 18.67 19 21.1 7.32 7.68 30 36 49M14 2 13.73 14 21.67 22 24.49 8.62 8.98 34 40 53M16 2 15.73 16 23.67 24 26.75 9.82 10.18 38 44 57M18 2.5 17.73 18 26.67 27 30.14 11.28 11.72 42 48 61M20 2.5 19.67 20 29.67 30 33.53 12.28 12.72 46 52 65M22 2.5 21.67 22 31.61 32 35.72 13.78 14.22 50 56 69M24 3 23.67 24 35.38 36 39.98 14.78 15.22 54 60 73M27 3 26.48 27 40 41 45.2 16.65 17.35 60 66 79M30 3.5 29.48 30 45 46 50.85 18.28 19.12 66 72 85M33 3.5 32.38 33 49 50 55.37 20.58 21.42 72 78 91M36 4 35.38 36 53.8 55 60.79 22.08 22.92 78 84 97
***Certified ISO9001-2008 system*** P 3/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN933-87 Hex head boltMaterial : Mild . medium carbon steel .alloy steelMechanical properties : ISO898-1 Grade : 4.8 . 8.8 . 10.9 . 12.9Thread as per ISO965 - 2Fully threadedFinish : Blackening .ZP .ZY.HDG .MZP.Dacromet .
Diameter range : M5-M36Length range : 12-1000mmCold forming : Dia.≦M24 and L≦300mmHot forged : M27≦Dia.≦M36 and L Max 1000mm
Unit : mm
Nominal Size PitchWidth A/F Width A/C Head Height
Min Max Min Min MaxM5 0.80 7.78 8.00 8.79 3.35 3.65 M6 1 9.78 10 11.05 3.85 4.15M7 1 10.73 11 12.12 4.65 4.95M8 1.25 12.73 13 14.38 5.15 5.45
M10 1.5 16.73 17 18.9 6.22 6.56M12 1.75 18.67 19 21.1 7.32 7.68M14 2 21.67 22 24.49 8.62 8.98M16 2 23.67 24 26.75 9.82 10.18M18 2.5 26.67 27 30.14 11.28 11.72M20 2.5 29.67 30 33.53 12.28 12.72M22 2.5 31.61 32 35.72 13.78 14.22M24 3 35.38 36 39.98 14.78 15.22M27 3 40 41 45.2 16.65 17.35M30 3.5 45 46 50.85 18.28 19.12M33 3.5 49 50 55.37 20.58 21.42M36 4 53.8 55 60.79 22.08 22.92
***Certified ISO9001-2008 system*** P 4/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN960-90 Hex head boltsMaterial : Mild . medium carbon steel .alloy steelMechanical properties : ISO898-1 Grade : 4.8 . 8.8 . 10.9 . 12.9Thread as per ISO965 - 2Partial threaded and fine pitchFinish : Blackening .ZP .ZY.HDG .MZP.Dacromet .
Diameter range : M8-M36Length range : 35-1000mmCold forming : Dia.≦M24 and L≦300mmHot forged : M27≦Dia.≦M36 and L Max 1000mm
Unit : mm
Nominal Size
PitchBody Diameter Width A/F Width A/C Head Height Thread Length
Min Max Min Max Min Min Max ≦125 125<L≦200 >200M8 1 7.78 8 12.73 13 14.38 5.15 5.45 22 28 41
M10 1/1.25 9.78 10 16.73 17 18.9 6.22 6.56 26 32 45M12 1.25/1.5 11.73 12 18.67 19 21.1 7.32 7.68 30 36 49M14 1.5 13.73 14 21.67 22 24.49 8.62 8.98 34 40 53M16 1.5 15.73 16 23.67 24 26.75 9.82 10.18 38 44 57M18 1.5/2 17.73 18 26.67 27 30.14 11.28 11.72 42 48 61M20 1.5/2 19.67 20 29.67 30 33.53 12.28 12.72 46 52 65M22 1.5/2 21.67 22 31.61 32 35.72 13.78 14.22 50 56 69M24 1.5/2 23.67 24 35.38 36 39.98 14.78 15.22 54 60 73M27 2 26.48 27 40 41 45.2 16.65 17.35 60 66 79M30 2 29.48 30 45 46 50.85 18.28 19.12 66 72 85M33 2 32.38 33 49 50 55.37 20.58 21.42 72 78 91M36 3 35.38 36 53.8 55 60.79 22.08 22.92 78 84 97
***Certified ISO9001-2008 system*** P 5/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN961-90 Hex head boltMaterial : Mild . medium carbon steel .alloy steelMechanical properties : ISO898-1 Grade : 4.8 . 8.8 . 10.9 . 12.9Thread as per ISO965 - 2Fully threaded and fine pitchFinish : Blackening .ZP .ZY.HDG .MZP.Dacromet .
Diameter range : M8-M36Length range : 12-1000mmCold forming : Dia.≦M24 and L≦300mmHot forged : M27≦Dia.≦M36 and L Max 1000mm
Unit : mm
Nominal Size PitchWidth A/F Width A/C Head Height
Min Max Min Min MaxM8 1 12.73 13 14.38 5.15 5.45
M10 1/1.25 16.73 17 18.9 6.22 6.58M12 1.25/1.5 18.67 19 21.1 7.32 7.68M14 1.5 21.67 22 24.49 8.62 8.98M16 1.5 23.67 24 26.75 9.82 10.18M18 1.5/2 26.67 27 30.14 11.28 11.72M20 1.5/2 29.67 30 33.53 12.28 12.72M22 1.5/2 31.61 32 35.72 13.78 14.22M24 1.5/2 35.38 36 39.98 14.78 15.22M27 2 40 41 45.2 16.65 17.35M30 2 45 46 50.85 18.28 19.12M33 2 49 50 55.37 20.58 21.42M36 3 53.8 55 60.79 22.08 22.92
***Certified ISO9001-2008 system*** P 6/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN603-81 Mushroom head square neck boltsMaterial : Mild or medium carbon steel , Alloy steelMechanical properties : ISO898-1Grade : 4.8 .5.8 .6.8 .8.8 .10.9Thread as per ISO965-2Reduction body diameterBolst assembled with hex nut and flat washerFinish : BLK.ZP.ZY.HDG.MZP.Dacromet.Phosphated
Diameter range : M5-M20Length range : 12-300mmAll by cold forming
Unit : mm
Nominal Size
PitchReduction Dia. Ref.
Head Dia. Head Height Square Width Square Depth Thread Length
Min Max Min Max Min Max Min Max ≦125 125<L≦200
>200
M5 0.8 4.4 12.45 13.55 2.7 3.3 4.52 5.48 2.9 4.1 16 22 /M6 1 5.3 15.45 16.55 3.12 3.88 5.52 6.48 3.4 4.6 18 24 /M8 1.25 7.1 19.35 20.65 4.12 4.88 7.42 8.58 4.4 5.6 22 28 41
M10 1.5 8.9 23.35 24.65 4.62 5.38 9.42 10.58 5.4 6.6 26 32 45M12 1.75 10.8 29.35 30.65 6.05 6.95 11.3 12.7 7.25 8.75 30 36 49M16 2 14.6 37.2 38.8 8.05 8.95 15.3 16.7 11.1 12.9 38 44 57M20 2.5 18.3 45.2 46.8 9.95 11.05 19.16 20.84 14.1 15.9 46 52 65
***Certified ISO9001-2008 system*** P 7/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
Guardrail bolts with oval neck under round headMaterial : Mild or medium carbon steel Mechanical properties : ISO898-1Grade : 4.8 .5.8 .6.8 .8.8Thread as per ISO965-2Fully threadFinish : Hot-dip galvanized
Diameter range : M16Length range : ≧ 30mmBy cold forming
*** Assembled with DIN934 hex nut and DIN125 A flat washer ***
*** Produced according to customer's drawings or samples ***
***Certified ISO9001-2008 system*** P 8/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN6921-83 Hex flange boltsMaterial : Mild or medium carbon steel , Alloy steelMechanical properties : ISO898-1Grade : 4.8 .8.8 .10.9 .12.9Thread as per ISO965-2Finish : BLK.ZP.ZY.HDG.MZP.Dacromet.Phosphated.
Diameter range : M5-M16Length range : 12-140mmAll by cold forming The flange with serration or not . all the same prices .
Unit : mm
Nominal Size
PitchBody Dia. Width A/F
Total Height
Hex Height
Flange Dia.
Flange Thickness
Thread Length
Min Max Min Max Max Min Max Min L ≦125 125≦L≦200
L≧200
M5 0.8 4.82 5 7.78 8 5.4 2 11.8 1 16 / /M6 1 5.82 6 9.78 10 6.6 2.5 14.2 1.1 18 / /M8 1.25 7.78 8 12.73 13 8.1 3.2 18 1.2 22 28 /
M10 1.5 9.78 10 14.73 15 9.2 3.6 22.3 1.5 26 32 /M12 1.75 11.73 12 15.73 16 11.5 4.6 26.6 1.8 30 36 /M14 2 13.73 14 17.73 18 12.8 5.1 30.5 2.1 34 40 /M16 2 15.73 16 20.67 21 14.4 5.8 35 2.4 38 44 57M20 2.5 19.67 20 26.67 27 17.1 6.8 43 3 46 52 65
***Certified ISO9001-2008 system*** P 9/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN912-83 Hex socket cap screwsMaterial : Mild .medium carbon steel or Alloy steelMechanical properties : ISO 898-1 Grade 8.8 .10.9 .12.9Thread as per ISO 965-2Finish : Blackening .ZP .ZY .HDG .MZP .Dacromet .Must be chamfered on the pointPacking : small box or bag .blister package .bulk .
Diameter range : M5-M30Length range : 12-300mmCold forming size : M5-M24Hot forged size : M27-M30
Unit : mm
Nominal Size
PicthBody Dia. Head Dia. Head Height
Hex Socket Size
Key Engag.
Min Max Min Max Min Max Nom. Min
M5 0.8 4.82 5 8.28 8.72 4.82 5 4 2.5M6 1 5.82 6 9.78 10.22 5.7 6 5 3M8 1.25 7.78 8 12.73 13.27 7.64 8 6 4
M10 1.5 9.78 10 15.73 16.27 9.64 10 8 5M12 1.75 11.73 12 17.73 18.27 11.57 12 10 6M14 2 13.73 14 20.67 21.33 13.57 14 12 7M16 2 15.73 16 23.67 24.33 15.57 16 14 8M18 2.5 17.73 18 26.67 27.33 17.57 18 14 9M20 2.5 19.67 20 29.67 30.33 19.48 20 17 10M22 2.5 21.67 22 32.61 33.39 21.48 22 17 11M24 3 23.67 24 35.61 36.39 23.48 24 19 12M27 3 26.67 27 39.61 40.39 26.48 27 19 13.5M30 3.5 29.67 30 44.61 45.39 29.48 30 22 15.5
***Certified ISO9001-2008 system*** P 10/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN7991 Hex socket countersunk head cap screwsMaterial : Medium carbon steel or Alloy steelMechanical properties : ISO 898-1 Grade 8.8 .10.9 .12.9Thread as per ISO 965-2Finish : Blackening .ZP .ZY .HDG .MZP .Dacromet .Must be chamfered on the pointPacking : small box or bag .blister package .bulk .
Diameter range : M5-M24Length range : 12-150mmAll by cold-forming
Unit : mm
Nominal Size
PicthBody Dia. Head Dia. Head Height
Hex Socket Size
Key Engag.
Min Max Min Max Max Nom. Min
M5 0.8 4.82 5 9.64 10 2.8 4 2.5M6 1 5.82 6 11.57 12 3.3 5 3M8 1.25 7.78 8 15.57 16 4.4 6 4
M10 1.5 9.78 10 19.48 20 5.5 8 5M12 1.75 11.73 12 23.48 24 6.5 10 6M14 2 13.73 14 26.48 27 7 12 7M16 2 15.73 16 29.48 30 7.5 14 8M18 2.5 17.73 18 32.38 33 8 14 9M20 2.5 19.67 20 35.38 36 8.5 17 10M22 2.5 21.67 22 35.38 36 13.1 17 11M24 3 23.67 24 38.38 39 14 19 12
***Certified ISO9001-2008 system*** P 11/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
ISO7380 Hex socket button head cap screwsMaterial : alloy steelMechanical properties : ISO 898-1 Grade 10.9 .12.9Thread as per ISO 965-2Finish : Blackening .ZP .ZY .HDG .MZP .Dacromet .Must be chamfered on the pointPacking : small box or bag .blister package .bulk .
Diameter range : M3-M16Length range : 12-140mmAll by cold forming
Unit : mm
NominalSize
PitchHead Diameter Head Height Socket A/F Key Engagement
Min. Max. Min. Max. Min. Max. Min.
M3 0.5 5.4 5.7 1.4 1.65 2.02 2.08 1.04M4 0.7 7.24 7.6 1.95 2.2 2.52 2.58 1.3M5 0.8 9.14 9.5 2.5 2.75 3.02 3.08 1.56M6 1 10.07 10.5 3 3.3 4.02 4.095 2.08M8 1.25 13.57 14 4.1 4.4 5.02 5.14 2.6
M10 1.5 17.07 17.5 5.2 5.5 6.02 6.14 3.12M12 1.75 20.48 21 6.24 6.6 8.025 8.175 4.16M16 2 27.48 28 8.44 8.8 10.025 10.175 5.2
***Certified ISO9001-2008 system*** P 12/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN571-86 Hex head wood screwsMaterial : low carbon steelThread as per DIN 7998Finish : White blue zinc .yellow zinc .HDG .MZP .Dacromet .Packing : small box or bag .blister package .master carton bulk
Diameter range : M5-M20Length range : 12-500mm
Unit : mm
Nominal Size
PitchBody Dia. Width A/F Width A/C Head Height
Min Max Min Max Min Min MaxM5 2.2 4.52 5 7.64 8 8.63 3.13 3.88M6 2.6 5.52 6 9.64 10 10.89 3.63 4.38M7 3.2 6.42 7 11.57 12 13.07 4.63 5.38M8 3.6 7.42 8 12.57 13 14.2 5.13 5.88
M10 4.5 9.42 10 16.57 17 18.72 6.55 7.45M12 5 11.3 12 18.48 19 20.88 7.55 8.45M16 6 15.3 16 23.16 24 26.17 9.55 10.45M20 7 19.3 20 29.16 30 32.95 12.1 13.9
***Certified ISO9001-2008 system*** P 13/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
Hanger bolts .Machine thread with 6-lobe torx on one side and wood screwthread on other side and with Hex or round in the middle .Material : Mild carbon steelMachine thread as per ISO965-2Wood screw thread as per DIN7998
Diameter range : M5-M2Length range : 12-500mm
Unit : mm
SIZEMachine thread
Dia.
Total Legnth
Tolerance
Machine Thread Length
Wood Screw
Thread Length
Wood Screw Thread
Major Dia.
Wood Screw Thread Minor
Wood Screw Thread Picth
Hex Middle Width
A/F
Hex Middle Length
Torx No.
M6x60 5,7+/-0,1 60+/-1,5 25+/-2 30+/-1,25 6+/-0,15 4,3+/-0,15 2,5+/-0,25 5,16-0,15 - 15M6x80 5,7+/-0,1 80+/-1,5 35+/-2 40+/-1,25 6+/-0,15 4,3+/-0,15 2,5+/-0,25 5,16-0,15 - 15M8x60 7,85+/-0,1 60+/-1,5 20+/-2,5 30+/-1,25 7,3+/-0,15 5,4+/-0,15 3+/-0,3 6-0,15 10+/-2 25M8x80 7,85+/-0,1 80+/-1,5 30+/-2,5 40+/-1,25 7,3+/-0,15 5,4+/-0,15 3+/-0,3 6-0,15 10+/-2 25M8x90 7,85+/-0,1 90+/-1,75 30+/-2,5 40+/-1,25 7,3+/-0,15 5,4+/-0,15 3+/-0,3 6-0,15 10+/-2 25M8x100 7,85+/-0,1 100+/-1,75 40+/-2,5 40+/-1,25 7,3+/-0,15 5,4+/-0,15 3+/-0,3 6-0,15 10+/-2 25M8x120 7,85+/-0,1 120+/-1,75 50+/-2,5 50+/-1,25 7,3+/-0,15 5,4+/-0,15 3+/-0,3 6-0,15 10+/-2 25M10x80 9,85+/-0,1 80+/-1,5 30+/-3 40+/-1,25 9,2+/-0,15 6,9+/-0,15 3+/-0,3 8-0,15 10+/-2 25M10x100 9,85+/-0,1 100+/-1,75 30+/-3 60+/-1,5 9,2+/-0,15 6,9+/-0,15 3+/-0,3 8-0,15 10+/-2 25M10x120 9,85+/-0,1 120+/-1,75 40+/-3 60+/-1,5 9,2+/-0,15 6,9+/-0,15 3+/-0,3 8-0,15 10+/-2 25M10x140 9,85+/-0,1 140+/-2,0 50+/-3 60+/-1,5 9,2+/-0,15 6,9+/-0,15 3+/-0,3 8-0,15 10+/-2 25
***Certified ISO9001-2008 system*** P 14/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN965-90 Cross recessed countersunk flat head machine screwsMaterial : Mild carbon steelMechanical properties : DIN267-11Thread as per ISO965Finish : white blue zinc .yellow zinc plating .Packing : small bag or box . blister package.bulk
Diameter range : M3-M0Length range : 8-150mm
Unit : mm
Size PitchHead Diameter Head Height Recess Diameter type H Cross
RecessNo.
Min Max Max Min MaxM3 0.5 5.3 5.6 1.65 1.5 1.8 1
M3.5 0.6 6.14 6.50 1.93 1.60 1.90 2M4 0.7 7.14 7.50 2.20 1.90 2.40 2M5 0.80 8.84 9.20 2.50 2.10 2.60 2M6 1.00 10.57 11.00 3.00 2.80 3.30 3M8 1.25 14.07 14.5 4 3.9 4.4 4
M10 1.5 17.57 18 5 4.8 5.3 4
***Certified ISO9001-2008 system*** P 15/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN7985-90 Cheese head cross recessed raised machine screwsMaterial : Mild or medium carbon steelMechanical properties : ISO898-1Thread as per ISO965-2 and fully threadedFinish : ZP . ZY . MZP Packing : small bag or box . blister package.bulk
Diameter range : M4-M0Length range : 8-150mm
Unit : mm
Size PitchHead Diameter Head Height Recess Dia Type H Cross
RecessNo.
Min Max Min Max Min MaxM4 0.7 7.64 8 2.95 3.25 2.04 2.54 2M5 0.8 9.64 10.00 3.65 3.95 2.77 3.27 2M6 1.0 11.57 12.00 4.45 4.75 3.03 3.53 3M8 1.25 15.57 16.00 5.85 6.15 4.18 4.68 4
M10 1.50 19.48 20.00 7.32 7.68 5.38 5.88 4
***Certified ISO9001-2008 system*** P 16/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN7505 Chipboard screwsFlat head pozi recessMaterial : C1022 low carbon steel Need to be hardened through heat-treatment processHardness : HRB 70-78 or HB 125-165Finish : white blue zinc or yellow zinc plating .Packing : small box or bag .blister package .master carton bulk .
Diameter range : M3-M6Length range : 8-100mm
Unit : mm
Nominal Size
PitchThread Major
Dia.Thread Minor
Dia.Head Dia.
Head Height
Recess DepthRecess
Dia. Recess #Min Max Min Max Min Max Max Min Max Ref.
3 1.4 2.86 3 1.76 1.9 5.7 6 1.9 1.66 2.01 3.05 13.5 1.6 3.3 3.5 2.06 2.2 6.6 7 2.2 1.6 2.06 3.96 24 1.8 3.8 4 2.4 2.6 7.6 8 2.5 2.05 2.51 4.42 2
4.5 2.1 4.3 4.5 2.6 2.8 8.6 9 2.8 2.64 3.1 4.98 25 2.3 4.8 5 2.8 3 9.6 10 3.05 3.04 3.5 5.23 26 2.7 5.8 6 3.5 3.7 11.6 12 3.65 2.99 3.45 6.6 3
***Certified ISO9001-2008 system*** P 17/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
Drywall screw With bugle head and phillips drive .pierce point Twinfast threadMaterial : C1022 low carbon steelFinish : black phosphatingPacking : small bag or box . blister package . master carton bulk
Diameter range : M3-M6Length range : 8-100mm
Unit : mm
SizeCoarse thread
PitchFine thread Head Diameter Head Height
Driver SizePitch Min Max Ref.
M3.5 2.82 1.49 8.00 8.40 0.8 2 M3.9 1.59 1.59 8.00 8.40 0.8 2 M4.2 3.18 1.69 8.00 8.40 0.8 2 M4.8 3.18 2.12 8.80 9.20 0.8 2
***Certified ISO9001-2008 system*** P 18/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN7981-90 Cross recessed pan head tapping screwsSheet metal screwsMaterial : C1022AThread and thread end as per DIN 7970Cross recesses as per DIN 7962Mechanical properties as per DIN267-12Finish : White bule zinc .yellow zinc
Diameter range : M2.2-M6.3Length range : 4.5-100mm
Type H Unit : mm
Size PicthHead Dia. Head Height Recess Dia. Recess Depth Driver
SizeMajor Dia.
Min Max Min Max Ref. Min Max Min MaxST2.2 0.8 3.9 4.2 1.55 1.8 2.6 0.86 1.32 1 2.1 2.24ST2.9 1.1 5.3 5.6 1.95 2.2 3 1.35 1.8 1 2.76 2.9ST3.5 1.3 6.54 6.9 2.35 2.6 4.2 1.4 2.03 2 3.35 3.53ST3.9 1.3 7.14 7.5 2.55 2.8 4.4 1.63 2.26 2 3.73 3.91ST4.2 1.4 7.84 8.2 2.75 3.05 4.6 1.8 2.46 2 4.04 4.22ST4.8 1.6 9.14 9.5 3.25 3.55 5 2.26 2.87 2 4.62 4.8ST5.5 1.8 10.37 10.8 3.65 3.95 6.5 2.49 3.15 3 5.28 5.46ST6.3 1.8 12.07 12.5 4.25 4.55 7.1 3 3.66 3 6.03 6.25
***Certified ISO9001-2008 system*** P 19/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
DIN7504-K -82 Hex washer head self drilling screws with bonded washersMaterial : C1022ASurface hardness :≧560 HV0.3 after heat treatmentCore hardness : 240-425 HV0.3 after heat treatmentThread as per DIN7970Finish : ZP .ZY .MagniPacking : small bag or box . blister package.bulk
Diameter range : M2.2-M6.3Length range : 4.5-100mm
Unit : mm
Nominal Size Pitch
Washer Diameter
Washer Thickness
Hex A/F Head Height Major Diameter Drilling range sheet or plate
thickness
Driver Size
Min Max Min Min Max Min Max
ST3.5 1.30 7.60 8.30 0.60 5.32 5.50 3.2 3.45 3.35 3.53 0.7 2.25 2 ST3.9 1.30 7.60 8.30 0.60 5.32 5.50 3.2 3.45 3.73 3.91 0.7 2.4 2 ST4.2 1.40 8.20 8.80 0.90 6.78 7.00 4 4.25 4.04 4.22 1.75 3 2 ST4.8 1.6 9.8 10.5 0.9 7.78 8.00 4.15 4.45 4.62 4.8 1.75 4.4 3ST5.5 1.8 10 11 1 7.78 8.00 5.15 5.45 5.28 5.46 1.75 5.25 3ST6.3 1.8 12.2 13.2 1 9.78 10.00 6.15 6.45 6.03 6.25 2 6 3
***Certified ISO9001-2008 system*** P 20/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASTM A307-04 Hex boltsMaterial : Mild carbon steel Mechanical properties : ASTM A307Class : A and BThread as per ASME B1.1-02Do not need to be chamfered on the pointFinish :Blackening .ZP .ZY.HDG .MZP.DacrometWith washer face under hex head Diameter range : 1/4" - 1.1/2"Length range : 1/2" - 40"Cold forming : Dia.≦1" and L≦12"Hot forged : 1.1/8"≦Dia.≦1.1/2" and L Max 40"ASME B18.2.1 Grade A hex bolts Unit : inch
Nominal Size
Pitch
Body Dia. Width A/F Width A/C Head Height Thread Length
Min Max Min Max Min Max Min Max ≦6" >6"
1/4 20 0.237 0.26 0.425 0.438 0.48 0.505 0.15 0.188 0.75 1
5/16 18 0.298 0.324 0.484 0.5 0.55 0.577 0.195 0.235 0.875 1.1253/8 16 0.36 0.388 0.544 0.562 0.62 0.65 0.226 0.268 1 1.25
7/16 14 0.421 0.452 0.603 0.625 0.69 0.722 0.272 0.316 1.125 1.3751/2 13 0.482 0.515 0.725 0.75 0.83 0.866 0.302 0.364 1.25 1.55/8 11 0.605 0.642 0.906 0.938 1.03 1.083 0.378 0.444 1.5 1.753/4 10 0.729 0.768 1.088 1.125 1.24 1.299 0.455 0.524 1.75 27/8 9 0.852 0.895 1.269 1.312 1.45 1.516 0.531 0.604 2 2.251 8 0.976 1.022 1.45 1.5 1.65 1.732 0.591 0.7 2.25 2.5
1.1/8 7 1.098 1.149 1.631 1.688 1.86 1.949 0.658 0.78 2.5 2.751.1/4 7 1.223 1.277 1.812 1.875 2.07 2.165 0.749 0.876 2.75 31.1/2 6 1.47 1.531 2.175 2.25 2.48 2.598 0.902 1.036 3.25 3.5
ASME B18.2.1 Grade B Heavy hex bolts Unit : inchNominal
SizePitch
Body Dia. Width A/F Width A/C Head Height Thread LengthMin Max Min Max Min Max Min Max ≦6" >6"
3/8 16 0.36 0.388 0.669 0.688 0.76 0.794 0.226 0.268 1 1.251/2 13 0.482 0.515 0.85 0.875 0.97 1.01 0.302 0.364 1.25 1.55/8 11 0.605 0.642 1.031 1.062 1.18 1.227 0.378 0.444 1.5 1.753/4 10 0.729 0.768 1.212 1.25 1.38 1.443 0.455 0.524 1.75 27/8 9 0.852 0.895 1.394 1.438 1.59 1.66 0.531 0.604 2 2.251 8 0.976 1.022 1.575 1.625 1.8 1.876 0.591 0.7 2.25 2.5
1.1/8 7 1.098 1.149 1.756 1.812 2 2.093 0.658 0.78 2.5 2.751.1/4 7 1.223 1.277 1.938 2 2.21 2.309 0.749 0.876 2.75 31.1/2 6 1.47 1.531 2.3 2.375 2.62 2.742 0.902 1.036 3.25 3.5
***Certified ISO9001-2008 system*** P 21/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASME B18.2.1-10 Hex boltsMaterial : Mild .medium carbon steel .alloy steelMechanical properties : SAE J429 or ASTM A307Class : 2 .5 . 8 or A and BThread as per ASME B1.1-02Do not need to be chamfered on the pointFinish :Blackening .ZP .ZY.HDG .MZP.DacrometWith washer face under hex head
Diameter range : 1/4" - 1.1/2"Length range : 1/2" - 40"Cold forming : Dia.≦1" and L≦12"Hot forged : 1.1/8"≦Dia.≦1.1/2" and L Max 40"
Chemical composition C%≧15 for SAE J429 class 2 Unit : inch
Nominal Size
PitchBody Dia. Width A/F Width A/C Head Height Thread Length
Min Max Min Max Min Max Min Max ≦6" >6"
1/4 20 0.237 0.26 0.425 0.438 0.48 0.505 0.15 0.188 0.75 15/16 18 0.298 0.324 0.484 0.5 0.55 0.577 0.195 0.235 0.875 1.1253/8 16 0.36 0.388 0.544 0.562 0.62 0.65 0.226 0.268 1 1.25
7/16 14 0.421 0.452 0.603 0.625 0.69 0.722 0.272 0.316 1.125 1.3751/2 13 0.482 0.515 0.725 0.75 0.83 0.866 0.302 0.364 1.25 1.55/8 11 0.605 0.642 0.906 0.938 1.03 1.083 0.378 0.444 1.5 1.753/4 10 0.729 0.768 1.088 1.125 1.24 1.299 0.455 0.524 1.75 27/8 9 0.852 0.895 1.269 1.312 1.45 1.516 0.531 0.604 2 2.251 8 0.976 1.022 1.45 1.5 1.65 1.732 0.591 0.7 2.25 2.5
1.1/8 7 1.098 1.149 1.631 1.688 1.86 1.949 0.658 0.78 2.5 2.751.1/4 7 1.223 1.277 1.812 1.875 2.07 2.165 0.749 0.876 2.75 31.1/2 6 1.47 1.531 2.175 2.25 2.48 2.598 0.902 1.036 3.25 3.5
***Certified ISO9001-2008 system*** P 22/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASME B18.2.1-10 Hex cap screwsMaterial : Mild .medium carbon steel .alloy steelMechanical properties : SAE J429 or ASTM A307Class : 2 .5 . 8 or A and BThread as per ASME B1.1-02Must be chamfered on the pointFinish :Blackening .ZP .ZY.HDG .MZP.DacrometWith washer face under hex head
Diameter range : 1/4" - 1.1/2"Length range : 1/2" - 40"Cold forming : Dia.≦1" and L≦12"Hot forged : 1.1/8"≦Dia.≦1.1/2" and L Max 40"
Chemical composition C%≧15 for SAE J429 class 2 Unit : inch
Nominal Size
PitchBody Diameter Width A/F Width A/C Head Height Thread Length
Min Max Min Max Min Max Min Max ≦6" >6"
1/4 20 0.245 0.25 0.428 0.44 0.488 0.505 0.15 0.163 0.75 15/16 18 0.307 0.3125 0.489 0.5 0.557 0.577 0.195 0.211 0.875 1.1253/8 16 0.369 0.375 0.551 0.56 0.628 0.65 0.226 0.243 1 1.25
7/16 14 0.431 0.4375 0.612 0.63 0.698 0.722 0.272 0.291 1.125 1.3751/2 13 0.493 0.5 0.736 0.75 0.84 0.866 0.302 0.323 1.25 1.5
9/16 12 0.555 0.5625 0.798 0.81 0.91 0.938 0.348 0.371 1.375 1.6255/8 11 0.617 0.625 0.922 0.94 1.051 1.083 0.378 0.403 1.5 1.753/4 10 0.741 0.75 1.1 1.13 1.254 1.299 0.455 0.483 1.75 27/8 9 0.866 0.875 1.285 1.31 1.465 1.516 0.531 0.563 2 2.251 8 0.99 1 1.469 1.5 1.675 1.732 0.591 0.627 2.25 2.5
1.1/8 7 1.114 1.125 1.631 1.69 1.859 1.949 0.658 0.718 2.5 2.751.1/4 7 1.239 1.25 1.812 1.88 2.066 2.165 0.749 0.813 2.75 31.1/2 6 1.488 1.5 2.175 2.25 2.48 2.598 0.902 0.974 3.25 3.5
***Certified ISO9001-2008 system*** P 23/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASME B18.5-90 Round head square neck boltsMaterial : Mild or medium carbon steel , Alloy steelMechanical properties : SAE J429 or ASTM A307Class : 2 .5 . 8 or A Thread :ASME B1.1-02 Unified inch screw threadsReduction body diameterFinish : ZP.ZY.HDG.MZP.Dacromet.
Diameter range : #10 - 3/4"Length range : 1/2" - 12"All by cold forming
Unit : inch
Nominal Size
PitchReduction Dia. Ref.
Head Dia. Head Height Square Width Square Depth
Min Max Min Max Min Max Min Max
#10 24 0.161 0.436 0.469 0.094 0.114 0.185 0.199 0.094 0.125
1/4 20 0.213 0.563 0.594 0.125 0.145 0.245 0.26 0.125 0.156
5/16 18 0.272 0.688 0.719 0.156 0.176 0.307 0.324 0.156 0.187
3/8 16 0.331 0.782 0.844 0.188 0.208 0.368 0.388 0.188 0.2197/16 14 0.386 0.907 0.969 0.219 0.239 0.431 0.452 0.219 0.251/2 13 0.445 1.032 1.094 0.25 0.27 0.492 0.515 0.25 0.2815/8 11 0.563 1.219 1.344 0.313 0.344 0.616 0.642 0.313 0.3443/4 10 0.681 1.469 1.594 0.375 0.406 0.741 0.768 0.375 0.406
***Certified ISO9001-2008 system*** P 24/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
ANSI B18.2.1 Hex lag screwsMaterial : low carbon steelFinish : White blue zinc .yellow zinc .HDG .MZP .Dacromet .Packing : small box or bag .blister package .master carton bulk
Diameter range : #10 - 3/4"Length range : 1"- 36"
Unit : inchNominal
SizePitch
Body Dia. Width A/F Width A/C Head Height Major Dia.Min Max Min Max Min Max Min Max Min Max
#10 11 0.178 0.199 0.271 0.281 0.309 0.323 0.11 0.14 0.178 0.1991/4 10 0.237 0.26 0.425 0.438 0.484 0.505 0.15 0.188 0.237 0.26
5/16 9 0.298 0.324 0.484 0.5 0.552 0.577 0.195 0.235 0.298 0.3243/8 7 0.36 0.388 0.544 0.562 0.62 0.65 0.226 0.268 0.36 0.3881/2 6 0.482 0.515 0.725 0.75 0.826 0.866 0.302 0.364 0.482 0.5155/8 5 0.605 0.642 0.906 0.938 1.033 1.083 0.378 0.444 0.605 0.6423/4 4.5 0.729 0.768 1.088 1.125 1.24 1.299 0.455 0.524 0.729 0.768
***Certified ISO9001-2008 system*** P 25/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
IFI-111-02 Hex flange screwsMaterial : Mild or medium carbon steel , Alloy steelMechanical properties : SAE J429 Class 2 . 5 or 8 Thread as per ASME B1.1-02 Finish : BLK.ZP.ZY.HDG.MZP.Dacromet.Phosphated.
Diameter range : 1/4" - 3/4"Length range : 1/2" - 6"All by cold forming The flange with serration or not . all the same prices .
Unit : inch
Nominal Size
PitchBody Dia. Width A/F
Total Height
Hex Height
Flange Dia.
Flange Thickness
Thread Length
Min Max Min Max Max Min Max Min L ≦6" L >6"
1/4 20 0.245 0.25 0.367 0.38 0.28 0.17 0.56 0.04 0.75 15/16 18 0.307 0.313 0.489 0.5 0.32 0.21 0.68 0.05 0.875 1.1253/8 16 0.369 0.375 0.551 0.56 0.39 0.25 0.81 0.06 1 1.25
7/16 14 0.431 0.438 0.612 0.63 0.46 0.3 0.93 0.07 1.125 1.3751/2 13 0.493 0.5 0.736 0.75 0.51 0.34 1.07 0.8 1.25 1.55/8 11 0.617 0.625 0.922 0.94 0.62 0.42 1.33 0.1 1.5 1.6253/4 10 0.741 0.75 1.1 1.13 0.73 0.51 1.59 0.11 1.75 2
***Certified ISO9001-2008 system*** P 26/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASTM A325-09 Type 1 Heavy steel structural hex bolts Hex bolt assembled hex nut and steel washerFinish : Black oxide , Hot-dip galvanizedASME B18.2.6-06 Heavy hex structural boltsRockwell hardness : HRC 25-34 for less than 1" incl.
HRC 19-30 for 1.1/8"-1.1/2"Tensile strength : Min. 120/105 ksiYield strength : Min. 92/81 ksi Unit : inch
Nominal Size
Body Dia. Width A/F Width A/C Head Height Thread Length Ref.
Min Max Min Max Min Max Min Max1/2 0.482 0.515 0.850 0.875 0.969 1.010 0.302 0.323 1.00 5/8 0.605 0.642 1.031 1.062 1.175 1.227 0.378 0.403 1.25 3/4 0.729 0.768 1.212 1.250 1.383 1.443 0.455 0.483 1.38 7/8 0.852 0.895 1.394 1.438 1.589 1.660 0.531 0.563 1.50 1 0.976 1.022 1.575 1.625 1.796 1.876 0.591 0.627 1.75
1-1/8 1.098 1.149 1.756 1.812 2.002 2.093 0.658 0.718 2.00 1-1/4 1.223 1.277 1.938 2.000 2.209 2.309 0.749 0.813 2.00 1-1/2 1.470 1.531 2.300 2.375 2.622 2.742 0.902 0.974 2.25
ASTM A563 Grade DH Heavy hex nuts Unit : inchNominal
SizeWidth A/F Width A/C Thickness Rockwell Hardness Proof Load Proof Load
Min Max Min Max Min Max Min Max Not design Zinc coated1/2 0.85 0.875 0.969 1.01 0.464 0.504
24 38 175 ksi 150 ksi
5/8 1.031 1.062 1.175 1.227 0.587 0.6313/4 1.212 1.25 1.382 1.443 0.71 0.7587/8 1.394 1.438 1.589 1.66 0.833 0.8851 1.575 1.625 1.796 1.876 0.956 1.012
1-1/8 1.756 1.812 2.002 2.093 1.079 1.1391-1/4 1.938 2 2.209 2.309 1.187 1.2511-1/2 2.3 2.375 2.622 2.742 1.433 1.505
ASTM F436-03 Hardened steel circular washers Unit : inchNominal
SizeInside Dia. Outside Dia. Thickness Rockwell Hardness HDG Finish
Min Max Min Max Min Max Min Max HRC1/2 0.531 0.5623 1.0317 1.0943 0.097 0.177
38 45 26-45
5/8 0.688 0.7193 1.2817 1.3443 0.122 0.1773/4 0.813 0.8443 1.4377 1.5003 0.122 0.1777/8 0.938 0.9693 1.7187 1.7813 0.136 0.1771 1.125 1.1563 1.9687 2.0313 0.136 0.177
1-1/8 1.25 1.2813 2.2187 2.2813 0.136 0.1771-1/4 1.375 1.4063 2.4687 2.5313 0.136 0.1771-1/2 1.625 1.6563 2.9687 3.0313 0.136 0.177
***Certified ISO9001-2008 system*** P 27/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASTM A490-08a Type 1 Heavy steel structural bolts Hex bolt assembled hex nut and steel washerFinish : Black oxide , Hot-dip galvanizedASME B18.2.6-06 Heavy hex structural boltsRockwell hardness : HRC 33-39Tensile strength : 150-173 ksiYield strength : Min. 130 ksiDecarburization as per SAE J121 Unit : inch
Nominal Size
Body Dia. Width A/F Width A/C Head Height Thread Length Ref.
Min Max Min Max Min Max Min Max1/2 0.482 0.515 0.850 0.875 0.969 1.010 0.302 0.323 1.00 5/8 0.605 0.642 1.031 1.062 1.175 1.227 0.378 0.403 1.25 3/4 0.729 0.768 1.212 1.250 1.383 1.443 0.455 0.483 1.38 7/8 0.852 0.895 1.394 1.438 1.589 1.660 0.531 0.563 1.50 1 0.976 1.022 1.575 1.625 1.796 1.876 0.591 0.627 1.75
1-1/8 1.098 1.149 1.756 1.812 2.002 2.093 0.658 0.718 2.00 1-1/4 1.223 1.277 1.938 2.000 2.209 2.309 0.749 0.813 2.00 1-1/2 1.470 1.531 2.300 2.375 2.622 2.742 0.902 0.974 2.25
ASTM A194-10a Grade 2H Heavy hex nuts Unit : inchNominal
SizeWidth A/F Width A/C Thickness Rockwell Hardness Proof Load
Min Max Min Max Min Max Min Max Not design1/2 0.85 0.875 0.969 1.01 0.464 0.504
24 35 175 ksi
5/8 1.031 1.062 1.175 1.227 0.587 0.6313/4 1.212 1.25 1.382 1.443 0.71 0.7587/8 1.394 1.438 1.589 1.66 0.833 0.8851 1.575 1.625 1.796 1.876 0.956 1.012
1-1/8 1.756 1.812 2.002 2.093 1.079 1.1391-1/4 1.938 2 2.209 2.309 1.187 1.2511-1/2 2.3 2.375 2.622 2.742 1.433 1.505
ASTM F436-03 Hardened steel circular washers Unit : inchNominal
SizeInside Dia. Outside Dia. Thickness Rockwell Hardness HDG Finish
Min Max Min Max Min Max Min Max HRC1/2 0.531 0.5623 1.0317 1.0943 0.097 0.177
38 45 26-45
5/8 0.688 0.7193 1.2817 1.3443 0.122 0.1773/4 0.813 0.8443 1.4377 1.5003 0.122 0.1777/8 0.938 0.9693 1.7187 1.7813 0.136 0.1771 1.125 1.1563 1.9687 2.0313 0.136 0.177
1-1/8 1.25 1.2813 2.2187 2.2813 0.136 0.1771-1/4 1.375 1.4063 2.4687 2.5313 0.136 0.1771-1/2 1.625 1.6563 2.9687 3.0313 0.136 0.177
***Certified ISO9001-2008 system*** P 28/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASTM A394-07 Type 1 Steel transmission tower boltsASTM A563-07 Grade DH Heavy hex nutsASTM F436-03 Hardened steel circular washersHex bolt assembled hex nut and steel washerFinish : Hot-dip galvanized
ASME B18.2.1-10 Heavy hex bolts Unit : inch
Nominal Size
Body Dia. Width A/F Width A/C Head Height Thread Length Ref.Min Max Min Max Min Max Min Max Min Max
1/2 0.482 0.515 0.725 0.750 0.826 0.866 0.302 0.364 1.25 1.50 5/8 0.605 0.642 0.906 0.938 1.033 1.083 0.378 0.444 1.50 1.75 3/4 0.729 0.768 1.088 1.125 1.240 1.299 0.455 0.524 1.75 2.00 7/8 0.852 0.895 1.269 1.312 1.447 1.516 0.531 0.604 2.00 2.25 1 0.976 1.022 1.450 1.500 1.653 1.732 0.591 0.700 2.25 2.50
Rockwell hardness : 25 - 34 HRCTensile strength : Min 17050 - 72700 LBFShear strength : Min 9350 - 41000 LBF
ASTM A563-07 Heavy hex nuts Unit : inchNominal
SizeWidth A/F Width A/C Thickness Rockwell Hardness Proof Load Proof Load
Min Max Min Max Min Max Min Max Non-zinc Zinc coated1/2 0.85 0.875 0.969 1.01 0.464 0.504
24 38 175 ksi 150 ksi
5/8 1.031 1.062 1.175 1.227 0.587 0.6313/4 1.212 1.25 1.382 1.443 0.71 0.7587/8 1.394 1.438 1.589 1.66 0.833 0.8851 1.575 1.625 1.796 1.876 0.956 1.012
1-1/8 1.756 1.812 2.002 2.093 1.079 1.1391-1/4 1.938 2 2.209 2.309 1.187 1.2511-1/2 2.3 2.375 2.622 2.742 1.433 1.505
ASTM F436-03 Hardened steel circular washers Unit : inchNominal
SizeInside Dia. Outside Dia. Thickness Rockwell Hardness HDG Finish
Min Max Min Max Min Max Min Max HRC1/2 0.531 0.5623 1.0317 1.0943 0.097 0.177
38 45 26-45
5/8 0.688 0.7193 1.2817 1.3443 0.122 0.1773/4 0.813 0.8443 1.4377 1.5003 0.122 0.1777/8 0.938 0.9693 1.7187 1.7813 0.136 0.1771 1.125 1.1563 1.9687 2.0313 0.136 0.177
1-1/8 1.25 1.2813 2.2187 2.2813 0.136 0.1771-1/4 1.375 1.4063 2.4687 2.5313 0.136 0.1771-1/2 1.625 1.6563 2.9687 3.0313 0.136 0.177
***Certified ISO9001-2008 system*** P 29/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
ASTM A193/A193M-10A B7 . B7M . B16 Stud boltAlloy-steel bolt for high temperature and/or high pressure applicationsMechanical properties : ASTM A193/A193M-10aThread as per ASME B1.1-02Diameter range : 1/4"-3.1/2" ( M6-M90 )Length range : 1/2"-20" ( 10-5000mm )Finish : Black oxide . HDG .MZP .Dacromet .
B7 and B7M shall be heat treated by quenching in a liquid medium and temperingFor B7M fasteners ,the final heat treatment ,which may be the tempering operationif conducted at 1150℉[620℃] minimum ,shall be done after all maching and forming operationsincluding thread rolling and any type of cutting ,surface proparation for hardness testing,nondestructive evaluation,or ultrasonic bolt tesioning is permitted.
Material grade B16 shall be heated to a temperature range from 1700 to 1750℉[925-955℃] and oil quenched .ASTM A194/A194M-2H Heavy hex nut for high temperature and/or high pressure applicationsChemical composition requirements
Item Carbon MnP
(max)S
(max)Si Cr Mo V
Al(max)
B7 0.37-0.49 0.65-1.1 0.035 0.04 0.15-0.35 0.75-1.2 0.15-0.25 / /B7M 0.25-0.49 0.65-1.1 0.035 0.04 0.15-0.35 0.75-1.2 0.15-0.25 / /B16 0.36-0.47 0.45-0.7 0.035 0.04 0.15-0.35 0.8-1.15 0.5-0.65 0.25-0.35 0.015
Mechanical properties requirements - inch products
Item DiameterMin Tempering Temperature ℉
Tesile Strength Min Ksi
Yield Strength min 0.2% offset Ksi
Elongation in 4D min %
Reduction of Area min %
Hardness Max
B7 ≦2.1/2" 1100 125 105 16 50 35 HRCB7 2.1/2"≦3.1/2" 1100 115 95 16 50 35 HRC
B7M ≦4" 1150 100 80 18 50 99 HRBB16 ≦2.1/2" 1200 125 105 18 50 35 HRCB16 2.1/2"≦3./12" 1200 110 95 17 45 35 HRC
Mechanical properties requirements - metric products
Item DiameterMin Tempering Temperature ℃
Tesile Strength Min Mpa
Yield Strength min 0.2%
offset Mpa
Elongation in 4D min %
Reduction of Area min %
Hardness Max
B7 ≦M64 593 860 720 16 50 35 HRCB7 M64-M90 593 795 655 16 50 35 HRC
B7M ≦M90 620 690 550 18 50 99 HRBB16 ≦M64 650 860 725 18 50 35 HRCB16 M64-M90 650 760 655 17 45 35 HRC
***Certified ISO9001-2008 system*** P 30/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 31/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 32/37
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No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 33/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 34/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 35/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
***Certified ISO9001-2008 system*** P 36/37
AUDASTel:+86-573-86980902Fax:+86-573-86980903
No.259 Baichi north Rd.Haiyan.Zhejiang.China
Haiyan Audas Hardware Co.,Ltd.No.259 Baichi north rd.Haiyan.Zhejiang.China 314300
Tel: +86-573-86980902 / 86980903
Fax: +86-573-86980903
Sales center : Fasteners : Hydraulic tools :tools : Stampings :
[email protected] [email protected] [email protected]
[email protected] Skype : tony.audascn Skype : james.audascnSkype : michael.audascn Whatsapp : 008618857399820 Whatsapp : 008617006425696Whatsapp : 008615858369023 Wechat : 008618857399820 Wechat : 008617006425696Wechat : 008615858369023 QQ:3132376826 QQ : 319740770QQ:3205236988
QA center : [email protected]
Technology : [email protected]
Logistics : [email protected]
Accounting : [email protected]
***Certified ISO9001-2008 system*** P 37/37
