Type: | Seamless |
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Technique: | Cold Drawn |
Material: | Carbon Steel |
Surface Treatment: | Oiled |
Usage: | Pipeline Transport, Boiler Pipe, Oil/Gas Drilling |
Section Shape: | Round |
Customization: |
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Standard: GOST 8732-78 Equivalent Standard: ASTM A106, ASTM A53, EN 10216-1, DIN 1629 |
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Material: 15ChM Equivalent Material: 15CrMo |
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Wall thickness & Tolerance | ||||||||||||||||||
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GOST 8732-78 applies to hot-worked seamless steel pipes of general purpose, manufactured by outside diameter, wall thickness and length. | ||||||||||||||||||
Manufacture: the tubes shall be manufactured by cold drawn and hot rolled. Delivery Condition: heat treated. Inspection & Test: chemical composition analysis, elongation test, hardness test, flattening test, bending test, flaring test, NDT, surface inspection and dimension check. |
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Length: 4000mm; 6000mm; 6500mm; 10000mm; 12010mm; and so on. Max developed length: 30 meters, also U bending, finning, studded process can be provided. Option: shot blasting on the outside surface to remove mill scale, make the surface matte colour; surface polishing as preparation work done for further processing, for instance finning. |
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