Seamless pipe plant galvanized OD:6-1000mm WT:1-1200mm ... drawn,ERW Seamless pipe plant galvanizedStandard: JIS, AISI, ASTM, GB, DIN, ENPlace of Origin: TIANJIN China (Mainland)Brand Name: ZHCXModel Number ... 316L, 310S etc. 2.Factory price Detailed discription :2. Process Method: cold drawn and cold rolled3.Standards:ASTM / ASME, ... , Third Part Inspection is acceptable. Seamless pipe plant galvanized