GB/T9711-2011 L690Q/X100Q PSL2 LSAW pipeline is an industrial steel pipe,L690Q X100Q PSL2 LSAW pipeline is mainly used in conveying water, gas, air, oil and heating hot water or steam, generally for the purpose of low pressure fluid etc.its surface can be painted black paint, black paint, transparent oil, hot galvanized, 3PE , Epoxy coating, BE, PE,it can accept chemical analysis, tensile test, surface inspection, hydraulic test, impact test.
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