- Steel Pipes[10]
- Stainless Steel Pipes[1]
- Pipe Fittings[5]
- Contact Person : Mr. zuo song
- Company Name : Shanghai Hanqi Metallic Material Co., Ltd.
- Tel : 86-22-25343802
- Fax : 86-22-25343802
- Address : Tianjin,Tianjin,2020room,sunnyzone,central north road,Tanggu,Tianjin,P.R.China
- Country/Region : China
- Zip : 300450
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Seamless Steel Pipes and Tubes
(1)Standard: GB DIN ASTM JIS
(2)Specification: O.D.: 21.3mm-812.8mm
W.T.: 2.11mm-59.54mm
(3)Material: 10#, 20#, 35#, 45#, 16Mn, 32Mn,A106Gr.A, Q235,K55,Q345,A106Gr.B
(4)package: export standard package
Attenanti-press anti-corrode
Standard | Tolerance of outer diameter (mm) | (mm) wall thickness (mm) | ||
(mm) outer diameter | (mm) Toleranceof outer diameter | ≤130mm outer diameter≤130mm | >130mm outer diameter>130mm | |
GB/T8162-1999 | >50 | +1% | S≤4 4-20 S>20 | S±12.5% +15% -10% ±12.5% |
GB/T8163-1999 | ALL | +1%,min +0.5mm Tolences of hot-finished steel pipe | ALL | +15% -10% |
ASTM A53 | <48.3 >60.3 | +0.4mm -0.79mm +1% | ALL | ±12.5% |
ASTM A106 | <48.3 48.3-114.3 >114.3 | +0.4mm -0.79mm +0.79mm +1.59mm -0.79mm | ALL | ±12.5% |
GB9948-1988 | ≤159 >159 | +1% +1.25% | S≤20 S>20 | ±12.5% +10% |
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