Product Name: ASME B16.9 Concentric Reducers
Type: Concentric Reducer
Standard: ASME B16.9
Material: ASTM A234 WPB
Size: 6 Inch * 4 Inch
Wall Thickness: SCH STD
End Connection: Butt Weld (BW)
Coating: Black Painting
Source: https://www.landee.cn/asme-b16-9-concentric-reducers-astm-a234-wpb-6-4-in-bw.html