carbon steel pipe fitting tee 1.Material:A234 WPB 2.Thickness:SCH60- ... "-24'',24''-96" 4.Qualification:ISO ASTM A234 WPB Carbon Steel Fitting Tee ASTM High Quality 1. Size: 1/2"~24",24"~96 ... , papermaking, ship building, boiler heat exchanger, construction industry etc..Equal Carbon Steel TeeBlack Paint Carbon Steel Tee