Product Item: Carbon Steel Seamless Tee
Standard: ASME B16.9
Material: ASTM A234 WPB
Size: 20 Inch
Wall Thickness: SCH STD
Connection End: BW
Surface: Anti-rust Black Painting
Source: https://www.landee.cn/carbon-steel-seamless-tee-asme-b16-9-a234-wpb-20-inch-bw.html