... gasoline tube 1.material: 20# 2.size:.10-530*1.5-3 mm 3.main use:oil refined 20# carbon ... steel refined seamless gasoline tube1.material:20,12CrMo,15CrMo GB9948-88 2 ... trade1.delivery terms:FOBshanghai,CFR,CIF2.delivery time:15-20 days after order confirmed3.payment term:T/T, ... Steel Market, No.118,Beihuan Road,Wuxi,China. 20# carbon steel refined seamless gasoline tube