Welded Bonnet Forged Globe Valve
Welded Bonnet Forged Globe Valve There are three cover designs for Forged Steel globe valves. The first one is a bolted bonnet, the valve body and valve bonnet are connected by bolts and nuts, and the spiral wound gasket (made of 316 clip flexible graphite) is sealed. Metal ring connection can also be used when customers have special requirements. The second design form of forged steel globe valve is welded bonnet. According to this design form of valve, the valve body and valve bonnet are connected by thread and sealed by full welding. Full penetration connection can also be used when customers have special requirements. The third type is the pressure seal bonnet. According to this design form, the valve body and valve bonnet are connected by thread and sealed by internal pressure self sealing ring. Welded Bonnet Forged Globe Valve Design Structure and Features Applicable Standard Design Standard: API 602, ASME B16.34, BS 5352, DIN 3352 Face to Face: ASME B16.10, EN 558, DIN 3202 End Flange: ASME B16.5, DIN 2533 Butt welding Ends: ASME B16.25, DIN 3239 Socket Welded Ends: ASME B16.11 Threaded Ends: ASME B1.20.1 Inspection and Test: API 598, DIN 3202 Products Range Size: 1/2 Inch - 3 Inch (DN15 - DN80) Rating: ANSI Class 150 - 4500 LB Body Materials: ASTM A105, ASTM A350 LF2, ASTM A182 F9, F11, F22, F304, F304L, F316, F316L, F321, F51, Alloy Steel, etc.
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