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floor penetrations, and connections. Show interface and spatial relationship between piping and equipment. Coordinate pipe size requirements with the equipment supplier. PART 2- PRODUCTS 2.1 REFRIGERATION PIPING MATERIALS AND PRODUCTS A. Provide piping materials and factory-fabricated piping products of sizes, types, pressure ratings, temperature ratings, and capacities as indicated. Provide materials and products complying with ANSI B31.5 Code for refrigeration piping where applicable; base pressure rating on refrigeration piping system maximum design pressures. Provide sizes and types matching piping and equipment connections; provide fittings of materials which match pipe materials used in refrigeration piping systems. 2.2 BASIC PIPE, TUBE AND FITTINGS A. Provide pipe, tube and fittings in accordance with the following listing: B. Tube%"and Larger: Copper tube. 1. Wall Thickness: Type ACR, hard drawn temper. 2. Fittings: Wrought-copper, solder joints (lead free). 3. Joints: Soldered, silver solder, ANSI/ASTM B 32, Grade 96 TS. C. Tube Size 3/4"and Smaller: Copper tube. 1. Wall Thickness: Type ACR, soft annealed temper. 2. Fittings: Cast copper-alloy for flared copper tubes. 3. Joints: Flared. 2.3 BASIC SUPPORTS, ANCHORS AND SEALS A. Provide supports, anchors and seals complying with Division 23 Basic Materials and Methods section, "Supports,Anchors and Seals", in accordance with the following listing: 1. Adjustable steel clevises, adjustable roller hangers, and adjustable pipe roll stands for horizontal piping hangers and supports. 2. Two-bolt riser clamps for vertical piping supports. 3. Concrete inserts, C-clamps and steel brackets for building attachments. 4. Protection shields for insulated piping support in hangers. 5. Copper flashing for piping penetrations. 2.4 SPECIAL REFRIGERATION VALVES A. Special valves required for refrigeration piping systems include the following types: 1. Globe and Check Valves: a. Globe and Shutoff Valves: Forged brass, packed, back seating, winged seal cap, 300' F temperature rating, 500 PSI working pressure. b. Check Valves: Forged brass, accessible internal parts, soft synthetic seat, fully guided brass piston and stainless steel spring, 250' F temperature rating, 500 PSI working pressure. C. Available Manufacturers: Subject to compliance with requirements, manufacturers offering globe and check valves which may be incorporated in the work include the CEA#18010 REFRIGERANT PIPING SYSTEMS 23 23 00-2 COPYRIGHT©2016 CONSULTING ENGINEERING ASSOCIATES, INC.