api 5l line pipe x42 1.Suitable for conveyance of gas, petroleum, ... : 21.3-457.2mm api 5l line pipe x421.Commodity NameERW carbon steel pipe / line pipe2.Standard,ASTMA252, ASTM A53 ... packing, packed by steel strip into bundles, warped by plastic bags, each bundle with two white nylon lifted sling, ... ,Q345B,X46,X52,X60,X70,X80 etc11.UsageFor line pipe in petroleum and natural gas , water and gas, ...