Product Name: Black Steel Pipes. Gas Pipe 1.Size:O.D : 13.7-273mm O.D tolerance : ±0.03 W .T : 0.6-10mm Length : As customers require 2.Standard : ASTM-A53A,BS1387-1985,GB/T3091-2001 3.Material : Q195/Q215/Q235/Q345 4.Product Category : Metallurgy,Mineral &Energy 5.Technique :seamless6.Packing : In bundles or according to customer’s requirements 7.Usage : a.For low pressure liquid delivery such as water , gas and oil . b.For construction 8.Productivity : 6000Ton/Month 9.Processing technology available: Threading,coupling and with plastic caps protected 10.Remarks: 1.Payment : T/T+L/C11.Trade Terms: FOB/CFR/CIF