Seamless Steel Pipe, Flange, Valve manufacturer / supplier in China, offering Acero Carbono ASME A106 Gr. B — Tuberí as Para Alta Presió N, Tapa Ciega 316 Inoxidable Sch10-Sch160 Certificado API, Tapas Ciegas ANSI Acero Carbono DN15-DN1200 - Calidad Premium and so on.