Date post: | 14-Jun-2015 |
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Upload: | shanghai-unite-steel-trading-co-ltd |
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Honed Tube
Application:Hydraulic and pneumaticcylinder for Swivel Crane,Injection Machine,Construction Machine,Material Handling Machineryand other Hydraulic andpneumatic Machinery Parts.
Material :CK20 or SAE 1020 , CK45 or SAE 1045 , St 52 or E355 or STKM 13 A - C ,27SiMn , SAE 4140 or 42CrMo4 .
Standard:DIN 2391 or EN 10305 or ASTMA519 or JIS G3445 .
Supply Condition:Cold finished (BK or +C), stress relieved (BKS or +SR) etc.
Protection :The honed tube is supplied with caps at the ends and protected internallyand externally with oil that provides temporary protection againstoxidization. Special surface protection can be agreed upon.
Technical conditions:
Diameter (mm)Cold Drawn Tube 40-320
Cold Drawn+ Honed Tube 40-500
Length (m)Cold Drawn ≤12
Cold Drawn+ Honed ≤8
Straight(mm/m)Cold Drawn 0.2-0.5
Cold Drawn+ Honed 0.2-0.3
ToleranceCold Drawn H8-H10
Cold Drawn+ Honed H7-H9
Wall ThicknessCold Drawn ±5%
Cold Drawn+ Honed ±5%
In side Surface RoughnessCold Drawn 0.8-1.6
Cold Drawn+ Honed 0.2-0.8
Mechanical properties:
Steel
Cold Finished (Hard)(BK) Cold Drawn and stress relieved (BKS)TensileStrength( N/mm2 )
Elongation 5 %TensileStrength(N/mm2)
YieldN/mm2 Elongation 5 %
CK20 >= 550 >= 8 >=520 >=375 >=12CK35 >=650 >=5 >=600 >=520 >=12CK45 >= 640 >= 5 >=600 >=520 >=15ST52 >= 640 >= 5 >=600 >=510 >=15
27SiMn >= 840 >= 5 >=800 >=720 >=10
Contact US:Shanghai Unite SteelTel: 86-21-35316960 Fax: 86-21-35316961 Phone: 86-15121067826Skype: samsonhuang22 Email: [email protected]: Room 1109, No. 275-8 Guoding East Road, Shanghai 200433, ChinaWeb: www.shunitesteel.com
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