Piping, Valves, and Fittings. Flammable material shall not be used for the installation acceptance pressure test. B-31.5-1966 with addenda B-31.1a-1968 as it applies to ammonia. Ammonia Refrigeration Piping Repair in Less than 24 hours. Problem: Minimize downtime. Commercial Pipe Installation Licensed and Skilled in High-Pressure Piping. Ammonia refrigeration piping has been the foundation of Cool Air Mechanical, Inc. We excel at ammonia design and have installed many. Ammonia Piping Specification. Hi Andy,yup, your approach is industry standard. Anhydrous Ammonia System Piping Requirements. SHUT-OFF VALVE INSTALLATION Shut-off valves must be positioned at close as practical to each tank port. Exceptions are pressure relief valves, thermometer wells, liquid level. DX AMMONIA PIPING HANDBOOK. Ammonia refrigeration systems have traditionally employed evaporators supplied. Ammonia Piping Stress Analysis. The following page sets out the compliance requirements for ammonia refrigeration piping installations. This basically states that any ammonia refrigeration piping installation to be in compliance.
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