Tianjin Shuanglilong Steel Tubes Trade Co., Ltd.

Established in 2000,Tianjin Shuanglilong Steel Pipe Trade Co., Ltd.(shuanglilong) is locaed in Tianjin and adjacent to Tianjin seamless steel pipe plant(TPCO) which is the largest seamless steel pipe manufacturer in china. We have 10 modes of tubing coupling and 37 modes of casing coupling, which have 6 steel levels. Main kinds of thread are long round thread casing(LC), short round thread casing(STC) and buttress thread casing(BC). Special-bevel couplings have non upset tubing(NU) and extend upset tubing EU. NU has a mode of special clearance couplings. EU has two modes of special clearance couplings. We are also specialized in product Drilling pipes,Casing pipes ,Tubing pipes, and Couplings ,as per API 5D , 5CT,5L. 5B . We also provide welding pipe (ERW,SSAW) for our customer. The best quality ,best services and the best price is our features ,so our produc... [Details]