Wasser Steel Pipe / SSAW Stahlrohre / Spiral Steel Pipe

Spiral Steel Pipe Specifications: 1.Ourter Diameter:219 3020mm; 2.Wall Thickness: 6 25mm; 3.Length:6 12m; or as per customized size; 4.Material:Q235B,Q345B,20#,16Mn,L245 L485;API5L Grade B,X42 X80; 5.Standard:GB/T5037;GB/T9711.1-1997;GB/T9711.2-1999;API5L; 6.Testing term: ultrasonic/X Raydetecting 7.End treatment: bevel or plain end; 8.Surface treatment:with or without epoxy resin internal coating /external 3PE coating /thermal cover 9.Packing:seaworthy packing or as per customer's requirement; 10.Payment :T/T 30%deposit before production,70%balance upon copy of B/L; or by L/C at sight. 11.Qulity Insurance Document:with materail data & our own QC data; 12.Shipping service: to arrange for all steel pipes by our skilled shipping agent.