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Petroleum and natural gas industries-Steel pipe for pipeline transportation systems API 5L
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Petroleum and natural gas industries-Steel pipes for use as casing or tubing for Wells API 5CT
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Pipe Steel, black and hot dipped zinc coatel coated welded and seamlessASTM A53
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Seamless carbon and alloy steel machanical tubing ASTM A519
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Seamless carbon steel boiler tubes for high pressure service ASTM A192
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Seamless Carbon Steel pipe for high Temperature Service ASTM A106
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Seamless and welded steel pipe for low temperature service ASTM A333
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Seamless steel tubes for pressure purpose EN 10216-1/EN 10216-2
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Steel tubes for precision application EN 10305