Iron Pipe

Specification of

Iron pipes, various types, among others,ERW, ASTM A106, ASTM A53, ASTM A335, ASTM A312.ASTM A106,black seamleas (welded not allowed) Dead carbon steel pipes are provided for high temperature and high pressure services in three classes of seamless pipes with varying tensile strengthASTM A335The nominal (flat) seamless steel pipe specifications are intended for high-temperature service. twelve values ​​answered in ASTM A335