... , Compliant with CE Standard, Available in Seamless 1/2 to 64" SizesModel Number: SE11-19 Material: 304, 304l, 316, 316l and ... constructionSizes:Seamless 1/2 to 28 inchesWelded: 1/2 to 64 inchesStandards: ASME B16.9, JIS B2311, DIN 2605, GB/T ... , Compliant with CE Standard, Available in Seamless 1/2 to 64" Sizes