AW500H - Hansen - 5" Ammonia Shut-off Valve Angle, Welded, Handwheel

The Hansen AW500H is a 5" Ammonia Shut-off Valve designed for industrial refrigeration systems. Here's a comprehensive overview:

🔧 Product Overview

• Model: AW500H
• Type: Shut-off Valve
• Valve Style: Angle
• Connection: Butt Weld
• Handle: Handwheel
• Bonnet Style: Screwed Bonnet
• Refrigerant Compatibility: NH₃ (Ammonia) and other approved refrigerants

📐 Specifications

• Port Size: 5"
• Body Material: Cast steel (ASTM A-352, Grade LCB)
• Seat Disc: Retained PTFE (Teflon)
• Stem: Polished stainless steel
• Stem Packing: Graphite composite + neoprene O-ring
• Top Cover: Ductile iron (ASTM A-536)
• Operating Temperature: -60°F to 240°F (-51°C to 115°C)
• Safe Working Pressure: 400 psig (28 bar g); up to 600 psig (41 bar g) upon request
• Weight: 64 lbs 
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⚙️ Key Features

• Low Pressure Drop Design
• No-Leak Stem Seal: Patented Hansen design
• Extended Neck: For insulation clearance
• Welded Connection: Eliminates flanges and threaded joints, reducing leak potential
• Applications: Suction, liquid, discharge, hot gas, thermosyphon, and oil lines