API 5L GrB heat insulation steel pipe,ASME B36.10 OD:10.3-920mm ... :6m,random length Application:gas pipe API 5L GrB heat insulation steel pipe,ASME B36.10OD:10.3- ... 6m,8m,10m,15m,random lengthApplication:drill pipe,oil pipe,dyraulic pipe,chemical fertilizer pipe etc.API,PED,ISO certificate,DIN, ... 10TonDelivery:Asap,less than 500 Ton,delivery is soonPackaging:wooden box,as buyer's requirement API 5L GrB ...