Seamless Carbon Steel PipesStandard: ASTM, API, ASME & ANSIMaterial: ASTM 106, A 333, API 5L 5CTSize:NPS � ~ 48" (DN 15 DN 1200)SCH 20 SCH 160 Length 6 M 12 MProtection:Pipes are externally varnished with black or clear lacquerPipes protected from rust ...