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Refrigerating systems and heat pumps - Safety switching devices for limiting the pressure - Requirements and tests
90.60 Close of review
Industrial valves - Testing of metallic valves - Part 1: Pressure tests, test procedures and acceptance criteria - Mandatory requirements
90.60 Close of review
Copper and copper alloys - Seamless, round tubes for heat exchangers
90.93 Standard confirmed
Copper and copper alloys - Rolled, finned, seamless tubes for heat exchangers
90.93 Standard confirmed
Valves - Shell design strength - Part 3: Experimental method
60.60 Standard published
Water-tube boilers and auxiliary installations - Part 11: Requirements for limiting devices of the boiler and accessories
90.60 Close of review
Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquefied pressurized ammonia and ammonia water solution
90.92 Standard to be revised
Water-tube boilers and auxiliary installations - Part 18: Operating instructions
90.92 Standard to be revised
Water-tube boilers and auxiliary installations - Part 7: Requirements for equipment for the boiler
90.92 Standard to be revised
Shell boilers - Part 12: Requirements for grate firing systems for solid fuels for the boiler
90.92 Standard to be revised