butt welded (BW) concentric reducer ANSI B16.9

butt welded (BW) concentric reducer ANSI B16.9 product specifications 1.Materials: Carbon steel: ASTM A234 WPB Stainless steel: ASTM A403 WP304/WP304L/WP316/WP316L/WP321 2.Manufacturing standards: ANSI, ISO, JIS and DIN 3.Size range: 1/2 to 80-inch (DN15-DN2000) 4.Wall thickness: SCH5 to SCH.XXS 5.Conection End: Butt Weld (BW) 6.Application: oils, chemical industries, water conservancy, electric powers, boilers, machinery, metallurgy, sanitary construction and more. If any