Product Name: Carbon Steel Seamless Elbows
Type: 90 Degree Seamless Elbow
Design Standard: ASME B16.9
Material: ASTM A234 WPB, Carbon Steel
Size: 16 Inch, DN400
Wall Thickness: SCH STD
End Connection: Butt Weld (BW)
Source: https://www.landeepipefitting.com/carbon-steel-seamless-elbows-a234-wpb-90-degree-16-in-bw.html