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  1. Ammonia Technology Codes, Standards and Guidelines
    Rinoj Rajan, L6σBB,MEngNZ,MIEAust,MIET, MIIRSM,MIMMM,PCQI,PMP®
    Rinoj Rajan, L6σBB,MEngNZ,MIEAust,MIET, MIIRSM,MIMMM,PCQI,PMP®
    Mechanical Engineer ♾️ WES 🇨🇦 EA 🇦🇺 NZ 🇳🇿 ♾️ QHSE • Inspection • Expediting • Project MGMT. 🏷️ CSWIP 3.2 🏷️ BGAS Grade 2 🏷️ FROSIO Level III (Coating) 🏷️ Lead Auditor - API & ISO (QMS • EMS • OHSMS)
    September 11, 2024
    Australian Standards

    AS/NZS 2022:2003 Anhydrous ammonia - Storage and handlingAnhydrous ammonia is ammonia in its pure form, without any water mixed in. This Australian/New Zealand standard specifies requirements for the design, construction, location, operation, and testing of systems for storing and handling anhydrous ammonia.
    AS/NZS 60079.10.1 Explosive atmospheres, Part 10.1: Classification of areas - Explosive gas atmospheres applicable for hydrogen and ammonia systems.
    AS 2885 Series High-Pressure Pipeline Systems covers pipelines that carry very hazardous materials at high pressure (i.e. hydrocarbons, hydrogen, ammonia and other fluids

    American Standards:

    API 620 - Design and Construction of Large, Welded, Low-Pressure Storage Tanks.
    API STD 625 Tank Systems for Refrigerated Liquefied Gas Storageand covers liquified hydrogen and ammonia tanks.
    ASME Boiler and Pressure Vessel Code - Section VIII, Division 1Ammonia and hydrogen pressure vessels
    ASME Boiler and Pressure Vessel Code - Section VIII, Division 2Ammonia and hydrogen pressure vessels
    ASME B31.3 Process Piping ASME B31.3 includes requirements for piping found in various industries such as petroleum refineries, chemical plants, pharmaceutical facilities, and cryogenic plants.
    ANSI/IIAR 2-2021 American National Standard for Safe Design of Closed-Circuit Ammonia Refrigeration Systems.
    ASHRAE Handbook -Refrigeration, Ammonia Refrigeration Systems.

    European Standards:

    ANSI/CGA G-2.1 Requirements For The Storage And Handling Of Anhydrous Ammonia.
    PED 97/23/EC The Pressure Equipment DirectiveThe Pressure Equipment Directive 97/23/CE establishes procedures for designing, manufacturing, and testing pressure-containing equipment, including ammonia and hydrogen.
    US-OSHA 29 CFR 1910.119 Process Safety Management of Highly Hazardous Chemicals Standard including hydrogen and ammonia.
    ATEX 94/9/EC Equipment Directive - Equipment and protective systems intended for use in potentially explosive atmospheres.
    EN 60079 Explosive atmospheres. Electrical installation inspection and maintenance.
    Directive 99/92/EC - risks from explosive atmospheres, including ammonia and hydrogen.
    EN-14620 Part 7 expected 2025, specific for ammonia.
    Dutch PGS12, PGS 12-Dutch Guidelines for ammonia terminal.

    Chinese Standards

    GB50072 Code for cold storage design, including liquid ammonia and hydrogen.
    GB28009 This Chinese standard specifies the refrigeration system's cold storage design, construction, management and operation.

    Indian Standards:

    IS 4544, ICS 71.060;13.300 Ammonia - Code of Safety.
    IS 732-2274 Code of Practice for Electrical Wiring Installations.
    IS 660 Safety code for mechanical refrigeration.

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