Tianjin Botongda Energy Technology Co., Ltd.
As the years experienced seamless pipe and pipe fittings supplier. Main products: Pipe: Seamless casing pipe. Line pipe. Fluid pipe Welded Pipe fitness .Elbow, Tee, Flange, Reducer etc. The product standards applied include API 5CT API 5L.GB/T, SH, HG, JB, ANSI/ASME, MSS, JIS and DIN, etc. We can also manufacture under the technical conditions required by customers. Has established stable cooperation with several major domestic factory such as TPCO.Hengyang Valin Steel Tube Co., Ltd., Ba... View detail