Cabinet Specifications 2.06 SERVICE FITTINGS AND ACCESSORIES A. MATERIALS: 1. Laboratory Service Fittings:
Service fittings shall be laboratory grade, and water faucets and valve bodies shall be cast red brass alloy or bronze forgings, with a minimum content of 85%. All fittings shall be chromium plated unless specified otherwise. 2. Plastic Coated Finish (Sepia Bronze): When specified, laboratory service fittings shall have an acid resistant plastic coating applied over a fine sand-blasted surface. Surfaces shall be sprayed and baked three times with a minimum thickness of .0005 to .0010 mils. (See Performance Ratings). 3. Service Indexes: Fittings shall be identified with service indexes in the following color coding: Hot Water..............Red
Cold Water............Dark Green Gas .......................Dark Blue Air..........................Orange Vacuum..................Yellow Distilled Water....….White Steam....................Black Nitrogen................Brown Oxygen..................Light Green Hydrogen.............. Pink Special Gases…....Light Blue
B. CONSTRUCTION: 1. Water Fittings:
Water fittings shall be provided with a renewable unit containing all operating parts which are subject to wear. The renewable unit shall contain an integral volume control device and all faucets shall be capable of being readily converted from compression to self-closing, without disturbing the faucet body proper. Four (4) arm forged brass handles shall contain plastic screw-on type colored service index buttons. 2. Steam Fittings: Steam fittings shall have a black, heat resistant composition handle, and shall be the heavy pattern design with stainless steel removable seat and flat Teflon seat disc. They shall have Teflon impregnated packing, and shall be so constructed that they can be repacked under pressure. 3. Distilled Water Fittings: Distilled water fittings shall be chromium plated cast bronze with tin lined interior and self-closing type, or shall be made of aluminum and not be the self-closing type. Handles shall be furnished with tamper- proof and vandal resistant service indexes. 4. Laboratory Ball Valves: Laboratory ball valves shall have a forged brass valve body with a non-removable serrated hose end and a forged brass lever-type handle with a full view color-coded index button. Valves shall have a floating chrome plated brass ball and molded TFE seals. Valves shall be certified by CSA International for use with natural gas under ANSI Z21.15./CGA9.1.
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