Tianjin Gongjiantiangang Steel Pipe Co., Ltd.

Tianjin Gongjian Tiangang Steel Pipe Co., Ltd. operates: seamless steel pipe, precision steel pipe, alloy steel pipe, boiler steel pipe, hydraulic pillar pipe, seamless square rectangular pipe, special-shaped steel pipe, stainless steel pipe, spiral steel pipe, etc.; Product material: Q235, 20#, 45#, Q345B (C, D, E), 20G, 15crmoG, 12cr1movG, 20cr, 40cr, 42crmo, 35crmog, 40cr, 42crmo, 20crmnti, P22, T22, P91, T91, P22, Cr5Mo, Cr9Mo, 201, 304, 316, etc., executive standard: structural tube GB/T8162-2008 Fluid tube GB/T8163-2008 low medium pressure boiler tube GB3087-2008 High pressure boiler tube GB5310-2008 Fertilizer special pipe GB6479-2000 Oil cracking pipe GB9948-2006 Hydraulic pillar pipe GB/T17396-98 Geological drilling pipe YB235-70 Automotive half shaft casing YB/T5035-99 Cold drawn or cold rolled precision seamless pipe (GB3639-83), etc. The company has several steel pipe production lines, which can produce customized seamless steel pipes of various material sizes for customers…