The company's franchise seamless steel pipe products and materials : # 10, # 20 (q235), # 35, # 45, 20g, 16mn (q345), 27simn 12cr1mov materials such as alloys, 15crmov, 35crmov, 10crmov910, t91, st45.8-swelled, 45Mn2 , 45.25 specimens, J55, N80, 20CrMo, 35CrMo, 38CrMoA1, 50CrV, 30CrMnSi, sa106b so. Product name : Seamless steel tube, pipe GB/8162-1999 general structure, transmission fluid control GB/8163-1999, low - and medium-pressure boiler tube GB/3087-1999, high-pressure boiler tubes GB/5310-1995, fertilizer exclusive possession GB/6479-2000, oil GB/9948-88 cracking tube, the tube GB/5312-1999 dedicated ship. American standard implementation of the standards : ASTMA106Gr.B,;
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