L415nb steel pipe 1.OD:114.3-508.4mm 2.WT:1.24-100mm 3.standard:API J55, API K55, API N80, API L80 API L245 Product L415nb steel pipe Thickness1.24-100mmOuter diameter 114.3-813mmLength6-12m or as required.Application API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry. API SPEC 5CT.Tubing is used in extracting petroleum & natural gas. casing pipe serves as wall of ...