Zhejiang Ningsheng Steel Pipe Co.,Ltd.

We,Zhejiang Ningsheng Steelpipe Co.,Ltd. is a professional manufacture of SAWL(submerged arc weld Longitudinal) steel pipe by JCOE forming based in Ningbo,China. Our company shortly presentation as following: 1), Manufacture standard: API.5L PSL1 and PSL2;ASTM A671/A672/A691;GB/T9711 2), Material:Q245R.Q345R.15CrMoR,09MnNiDR.16MoDR.L245-L485(NB.MB), X42-X70(N.M);A516Cr70(A671 or C70 of A672 and C70,CL11.12.13.22.32.42,Cr(A691.CL22.32.42)etc. 3)Outside diameter:406mm-1626mm(big outside diameter of SAWL) 400mm-3500mm(longitudinal splice welded SAWL) 4)Thickness:6mm-50mm(big outside diameter of SAWL) 6-100mm(longitudinal splice welded SAWL) 5)Length:6M-12M(outside diameter of SAWL) 1M-40M(longitudinal splice welded SAWL) 6) Heat Treatment: Furnace(1350060003500mm),temperature less 1000(+/-5) 7)Finished:printing mark;coating;beveled;ends protector and bolster, We have following qualifications: 1) ISO9001:2008, 2) ISO14001:2004, 3) OHAS18001:2007, 4) 97/23EC,Annex I,Section 4.3 and EN764-5,Para.4.2 by TUV SUD, 5) DNV, 6) API-5L(A1 level), 7) Manufacture License of Special Equipment of R.P.C.(A1 level), 8) Special Equipment Test Certifications for ASTM A691;A671;A672 and GB/T9711, 9) Work Safety Standardization certification, 10) Radiation Safety License. Warmly welcome your RFQ in anytime Contact:Tony Zhang Zhejiang Ningsheng Steel Pipe Co.,Ltd. Add.:No.388 Baotao Road Cidong Industrial Zone Cixi,Ningbo,Zhejiang,China Mobile:+86 13355990401 zhangteyi(at)gmail.com skype:zhangteyi