... 2 wall thickness:7.5-50mm 3 length: 8-20m SAW Steel Pipe API 5L1 outside diameter:350 ... 1420mm 2 wall thickness:7.5-50mm 3 length: 8-20m4 standard: API 5L 5.Competitive price,best service ... mm 5.Length8—20 m6.Packing in bulk7.Payment TermT/T, L/C 8.Delivery Time45 days after we received ... Q235B,Q345B,X46,X52,X60,X70,X80,S235JRHetc11.UsageFor linepipe in petroleum and natural gas , water and gas, mineral ...