Product Name: Carbon Steel Concentric Reducers
Type: Seamless Concentric Reducer
Design Standard: ASME B16.9
Material: ASTM A234 WPB, Carbon Steel
Size: 22 Inch * 16 Inch, DN550 * DN400
Wall Thickness: SCH 10
End Connection: Butt Weld
Surface Treatment: Anti-Rust Black Painting
Source: https://www.landeepipefitting.com/carbon-steel-concentric-reducers-astm-a234-wpb-22-16-inch.html