Our company mainly supplies TPCO pipe, Chengdu pipe, Bao steel pipe, Anshan steel pipe, Hengyang steel pipe and ERW steel pipe. We apply API, ASTM, DIN, EN, BS and JIS standards to the process of steel pipe production. We also carry out the related technology agreement. The specific products which we can supply are as follows: line pipe with three standards, casing pipe, L&M pressure boiler ...