GW500H - Hansen - 5 Ammonia Shut-off Valve Globe, Welded, Handwheel

The Hansen GW500H is a 5" ammonia shut-off valve designed for industrial refrigeration systems. It features a globe valve design, butt weld (BW) connections, and a handwheel actuator, offering precise manual control and a robust, leak-resistant installation.

🔧 Key Specifications

• Model: GW500H
• Valve Type: Globe Shut-off Valve
• Size: 5" (125 mm)
• Connection: Butt Weld (BW)
• Handle: Handwheel
• Bonnet Style: Screwed
• Body Material: Cast steel (ASTM A-352, Grade LCB)
• Bonnet Material: Ductile iron (ASTM A536)
• Stem: Polished stainless steel
• Seat Disc: Retained PTFE (Teflon)
• Stem Packing: Graphite composite + neoprene O-ring
• Operating Temperature: -60°F to 240°F (-51°C to 115°C)
• Safe Working Pressure: 400 psig (28 bar g)
• Weight: Approx. 64–79 lbs depending on source  

💡 Features

• Leak-proof butt weld connections
• Handwheel operation for smooth and precise control
• Durable construction for long-term reliability in ammonia systems
• Low pressure drop and anti-spin seat disc for high-velocity gas applications