1-1/2 seamless steel pipe 1.WT:2mm-60mm OD: 14-630mm 2.Length :5-12m 3.Certification:API&ISO 1-1/2 seamless steel pipe SizeWT:1.5mm-40mmOD:8mm-630mmLength:5m-12mApplications range Used For Petroleum ,power ,gas metallurgy ,papermaking ,chemical ,medicalequipment,exchanger ,shipbuilding ,construction ,etcSurface treatmentpainting/galvanizedMaterial20G, 12Cr1MoVG, 15CrMoG, ST45.8/III, SA- ...