Product Item: Micro Air Bleeding Valve
Body Material: ASTM A536 Grade 65-45-12
Size Range: 1/2 Inch to 1-1/2 Inch
Working Pressure: 300 PSI
Temperature Range: 0°C to 55°C
Connection Ends: ASME B1.20.1
Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550



Source: https://www.landee.cn/micro-air-bleeding-valve-astm-a536-65-45-12-1-1-2-inch.html