State-of-the-Art Valves for Refrigeration Systems Armstrong Valves Feature: Armstrong International provides state-of-the-art refrigeration valves that are specifically designed for use in industrial ammonia and large commercial halocarbon refrigeration systems. Armstrong provides intelligent system solutions that improve utility performance, lower energy consumption, and reduce environmental emissions while providing an “enjoyable experience.” • Rugged Design • Patented Stem Packing and Back Seat Design • Dual Stem Sealing • Stainless Steel Stems • Non-metallic main valve and Back Seating • Light Weight and Compact • Hand Wheel/Seal Cap Option Weld-in Line Stop Valves • Suitable for all common refrigerants including R-717 (Ammonia), R-134a and others • Temperature Range: -50°F to 240°F (-46°C to +116 °C) • Temperature Below: -60°F (-51°C) at lower pressure • Safe Working Pressure: 365 psig (25 bar) • Leak Proof Sealing of the main valve • Patented Back Seating & Gland Packing design • Stem: Stainless Steel • Available in both wheel and vented cap option • Straight and Angle pattern ½” thru 12” • Connections: Butt Weld (SBW) or Socket Weld (SSW) Strainer Valves • Suitable for all common refrigerants including R-717 (Ammonia), R-134a, and others • Screen: Stainless Steel, 70/40 Mesh • Working Pressure to 365 psig (25 bar) • Seam welded screens with reinforced screen ends • Cleanable design • Sizes from ½” to 12” Flanged, Butt Weld and NPT connections • Straight and angle pattern Armstrong International 816 Maple Street, Three Rivers, MI 49093 – USA Phone: 269-273-1415, Fax: 269-273-9057 armstronginternational.com Bulletin 710 Printed in U.S.A. - 10/13 © 2013 Armstrong International, Inc. Intelligent Refrigeration Solutions

State-of-the-Art Valves for Refrigeration Systems Safety Relief Valves • Working pressure: to 365 psig (25 bar) • Maximum Temperature Rating: 240°F (116°C) • Setting Range: 150 to 350 psig (10.4 to 24 bar) • Teflon seal with Stainless Steel Crown Ring provides non-stick service Stop Check Valves Dual Relief Valve Manifold Hand Expansion Valves • Suitable for all common refrigerants including R-717 (Ammonia), R-134a and others • Sizes, ½ thru 1 ¼ inch • Globe and Angle pattern, NPT ¼’’ – 1’’ (6mm – 25mm) • Globe and Angle pattern, Flanged End ½’’ – 2’’ (15mm – 50mm) • No isolation valve required...

State-of-the-Art Valves for Refrigeration Systems Armstrong Valves Feature: Armstrong International provides state-of-the-art refrigeration valves that are specifically designed for use in industrial ammonia and large commercial halocarbon refrigeration systems. Armstrong provides intelligent system solutions that improve utility performance, lower energy consumption, and reduce environmental emissions while providing an “enjoyable experience.” • Rugged Design • Patented Stem Packing and Back Seat Design • Dual Stem Sealing • Stainless Steel Stems • Non-metallic main valve and Back Seating •...

State-of-the-Art Valves for Refrigeration Systems Safety Relief Valves • Working pressure: to 365 psig (25 bar) • Maximum Temperature Rating: 240°F (116°C) • Setting Range: 150 to 350 psig (10.4 to 24 bar) • Teflon seal with Stainless Steel Crown Ring provides non-stick service Stop Check Valves Dual Relief Valve Manifold Hand Expansion Valves • Suitable for all common refrigerants including R-717 (Ammonia), R-134a and others • Sizes, ½ thru 1 ¼ inch • Globe and Angle pattern, NPT ¼’’ – 1’’ (6mm – 25mm) • Globe and Angle pattern, Flanged End ½’’ – 2’’ (15mm – 50mm) • No isolation valve required...

State-of-the-Art Valves for Refrigeration Systems Safety Relief Valves • Working pressure: to 365 psig (25 bar) • Maximum Temperature Rating: 240°F (116°C) • Setting Range: 150 to 350 psig (10.4 to 24 bar) • Teflon seal with Stainless Steel Crown Ring provides non-stick service Stop Check Valves Dual Relief Valve Manifold Hand Expansion Valves • Suitable for all common refrigerants including R-717 (Ammonia), R-134a and others • Sizes, ½ thru 1 ¼ inch • Globe and Angle pattern, NPT ¼’’ – 1’’ (6mm – 25mm) • Globe and Angle pattern, Flanged End ½’’ – 2’’ (15mm – 50mm) • No isolation valve required...

State-of-the-Art Valves for Refrigeration Systems Armstrong Valves Feature: Armstrong International provides state-of-the-art refrigeration valves that are specifically designed for use in industrial ammonia and large commercial halocarbon refrigeration systems. Armstrong provides intelligent system solutions that improve utility performance, lower energy consumption, and reduce environmental emissions while providing an “enjoyable experience.” • Rugged Design • Patented Stem Packing and Back Seat Design • Dual Stem Sealing • Stainless Steel Stems • Non-metallic main valve and Back Seating •...