Product Name: Alloy Steel Ball Valve
Type: Ball Valve
Size: 2 Inch, DN50, 50 mm
Pressure Rating: Class 1500 LB, PN250
Body Material: ASTM A182 F11
Ball Material: ASTM A182 F11
Stem Material: ASTM A182 F11
Seat Material: Nylon
End Connection: RF Flanged
Source: https://www.landee.cn/alloy-steel-ball-valve-a182-f11-2-inch-cl1500-rf-flanged.html