NA 044
DIN Standards Committee Refrigeration Technology
DIN EN ISO 21922 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 10269 | 2013-10 | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties More |
| EN 10272 | 2016-07 | Stainless steel bars for pressure purposes More |
| EN 10273 | 2016-07 | Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties More |
| EN 1173 | 2008-04 | Copper and copper alloys - Material condition designation More |
| EN 12449 | 2023-06 | Copper and copper alloys - Seamless, round tubes for general purposes More |
| EN 1254-1 | 2021-05 | Copper and copper alloys - Plumbing fittings - Part 1: Capillary fittings for soldering or brazing to copper tubes More |
| EN 12570 | 2000-05 | Industrial valves - Method for sizing the operating element More |
| EN 14276-1 | 2020-02 | Pressure equipment for refrigerating systems and heat pumps - Part 1: Vessels - General requirements More |
| EN 1515-1 | 1999-11 | Flanges and their joints - Bolting - Part 1: Selection of bolting More |
| EN 1563 | 2018-08 | Founding - Spheroidal graphite cast irons More |
