Product Name: ASTM A234 WP22 Class 1 Seamless Elbow
Type: 90°, SR (Short Radius)
Standard: ANSI B16.9
Material: ASTM A234 WP22 Class 1
Size: 3 Inch
Thickness: SCH 40
End Connection: Butt Weld
Surface: Black Anti-Rust Coating
Source: https://www.landee.cn/astm-a234-wp22-cl1-seamless-elbow-90-deg-3-in-sch-40-bw.html