... -rolledUsage:Water,petroleum,gas and chemical transportation.Package:plastic pipe cap,steel strips bundledDelivery time:Within 7-30 days after receiving ... Ms.Caroline Gao Tel:86 539 8015778 , 86 13665394058 Composition: Steel pipe, inner and outer PE coating (or EP coating) Usage: ... make the liquid run quickly and largely Environment friendly, complied with GB/T17219-1998 (API, ASTM, JIS, BS, DIN and ...