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Origin |
China |
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Model Number |
Spiral Steel Pipe(SSAW) |
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Brand Name |
Zhonghai |
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Grade |
A53,A106,A179,A192,J55,K55,N80,ST35.8,ST37,ST42,ST52,E235,E355,S235JRH,S275JR,S355JOH,P235TR1,10#,20#,45#,Q235,Q345 |
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Length |
5.8 meters for 20' container, 6 meters to 12 meters for 40' container |
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Outer Diameter |
6''(168.3mm) to 114''(3660mm) |
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Specification |
ASTM,DIN,EN,JIS,BS,API,GB |
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Technique |
Welded |
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Thickness |
SCH5(0.28mm) to XXS(59.54mm) |
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Usage |
Petroleum,natural gas,pipeline transportation and the big construction item |
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Certification |
ISO9001-2000,CE,API 5L |
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Third Party Inspect |
BV,CE,SGS,Lloyds,DNV,CCS |
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Standards |
Outer Diameter Tolerance |
Thickness Tolerance |
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GB/T |
D<50 |
±0.50mm |
S<4mm |
±12.5% |
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D≥50 |
±1% |
4-20mm |
+158-12.5% |
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S≥20mm |
±12.5% |
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DIN |
D50 |
±0.50mm |
S2Sn |
+158-10% |
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D48.3D48.3 |
±1% |
2SnS4Sn |
+12.5/-10% |
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S4Sn |
±9% |
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ASTM A53 |
D<48.3 |
±0.4/-0.79mm |
±12.5% |
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D≥48.3 |
±1% |
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ASTM A106 |
D<48.3 |
±0.4/-0.79mm |
±12.5% |
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D48.3-114.3 |
±0.79mm |
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D≥114.3 |
±1.59/-0.79mm |
