ASTM A672 C65 LSAW pipeline carbon content of 0.29 or more,Mechanical properties and good chemical properties,ASTM A672 C65 LSAW pipeline mainly used for oil, natural gas, electricity, chemicals, construction, boilers, shipbuilding, smelting, aviation, food, paper, medical equipment. Acceptable third-party testing, such as SGS, BV and so on.
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