Material: Q235, Q345(16Mn), L175-L485, 16Mn, X42/X52/X56/X60, Gr1, Gr 2, Gr3, GrA, GrB, GrC, S235JR, S235, ST37, ST52, 2) Length: 5.8-6M, 11.8-12-18M, 20M-23M and according to the customers requirements. 3) Outside Diameter: 219-3600mm Wall thickness: 6-30mm 4) Surface treatment: Painting, oil coating, Anti-corrosion &Insulation External: 3PE, FBE, black or Varnish painting, Polyurethane and according to the customers requirements Internal: Epoxy coating, cement plaster, and according to the customers requiremen 5). End: Pipe cap, Beveled edges or plain end, the protection of pipe end, 6) Standard and application: A. API 5L PSL1 specification for line pipe B. GB/T9711.1 (petroleum and natural gas industries steel pipe for pipe lines technical delivery conditions) C. SY/T5037( spiral submerged arc welding for low pressure liquid transportation used for petroleum and natural gas industry, chemical industry, electric industry, and steel construction, drainage project and city construction etc. ) D. SY/T5040 E. ASTM A53 F. ASTM A252 G. EN1027 H. IS1978 7) Payment terms: 30%TT in advance, the balance of 70% will be paid by T/T or L/C. 8) Delivery time: According to the quantiy.
