Specifications1, OD+/-0.05mm,WT+/-0.05mm.special accuracy:+/-0.03mm 2, Annealed:+N,+A,+SR 3, ISO9001-2008 4, 25 years' direct selling MaterialSt35,St45,St52,E215,E235,E355,10,20 A106,A179,A192,A210,T11,T22,T12 AISI4130,SAE1010,SAE1020.etcStandardASTM A106/A179/A192/A210/A213/A519DIN2391/DIN17......
Material | St35,St45,St52,E215,E235,E355,10,20 A106,A179,A192,A210,T11,T22,T12 AISI4130,SAE1010,SAE1020.etc |
Standard | ASTM A106/A179/A192/A210/A213/A519 DIN2391/DIN17175/EN10305 GB8162/GB8163/GB3639 |
Size ranges | OD:6mm-65mm,WT:0.6-7mm. |
Length | Random 10-5800mm,custom-made as well |
Tolerance | Tolerance:+/-0.05mm |
Craft | cold drawn and cold rolled |
Surface | Polished,brightness,metallic color |
Quality | ISO9001-2008 quality |
Dimension tolerance comparison Chart | ||||
Outer Diameter | GB/T3639 | DIN2391(EN10305) | Manufacturer's standard | Special standard |
6-30mm | ±0.10mm | ±0.08mm | ±0.05mm | ±0.02mm |
31-40mm | ±0.15mm | ±0.15mm | ±0.05mm | ±0.03mm |
41-50mm | ±0.20mm | ±0.20mm | ±0.05mm | ±0.03mm |
51-60mm | ±0.25mm | ±0.25mm | ±0.08mm | ±0.03mm |
61-65mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
Thick tolerance | ±0.12mm | ±0.10mm | ±0.05mm | ±0.03mm |



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