Product Item: ASTM A182 F316 Ball Valves
Standard: API 6D
Size: 2 Inch, DN50, 50 mm
Pressure Class: Class 150 LB
Body Material: ASTM A182 F316
Stem & Ball Material: ASTM A182 F316
Seat Ring Material: PTFE
Operation: Hand Lever
Ends: RF Flanged, ASME B16.5
Source: https://www.landee.cn/astm-a182-f316-ball-valves-api-6d-2-inch-cl150-rf-lever.html