Product Item: ASTM A105 Swing Check Valves
Type: Swing Check Valve
Body Material: ASTM A105
Size: 4 Inch
Pressure Rating: Class 300 LB
End Connection: Flanged
Surface Treatment: Blackening
Source: https://www.landee.cn/astm-a105-swing-check-valves-carbon-steel-4-inch-cl300-lb.html