Honghao steel

Liaocheng Honghao Steel Pipe Industry Co.,Ltd is a large manufacturing enterprise, specialized in hot-rolled seamless steel tubes, cold drawn seamless steel tubes, precision bright seamless steel tubes and thick wall seamless steel tubes. The company has strong registered capital 5000 Million, approved by Shandong Foreign Economic and Trade Department, enjoying the right of import and export management. It is a large provincial-level steel enterprise integrating producing, trading, service and new product development. The company has two 50mm hot rolled lines and one 76mm reinforced hot rolled lines. They can produce hot rolled pipe from OD 30mm to 114mm. The company has two 325mm ASSRL tube mill equipments. They are the largest three-roll mill in our country, and they use mandrel pre-breaking ,small cycle limiting and three computer-controlled automation systems ,which have reached the international advanced level. They can produce outer diameter from 133mm-508mm, wall thickness from 16mm-100mm. Moreover the company has six cold rolling production lines ,they can produce cold rolling pipes from OD20mm-127mm. Mainly Production: Seamless steel pipe for liquid use (ASTM A106 /A-53Gr.B, SA-179?SA-192..), Seamless steel pipe for pipeline (API-5L Gr.B X42...),Seamless steel pipe for construction (high thickness of ST-44, ST-52, ST-37...), Alloy seamless steel pipe (ASME-SA335  P11, P12, P22.  12 Cr.Mo, 15Cr.Mo, 1 2Cr1.MoV,  30Cr,  40Cr...) and so on.