ISO/TC 22
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 40891 | ISO 6621-5:2005 | Internal combustion engines — Piston rings — Part 5: Quality requirements | Atcelts |
| 13037 | ISO 6621-5:1988 | Internal combustion engines — Piston rings — Part 5: Quality requirements | Atcelts |
| 59170 | ISO 6621-4:2015 | Internal combustion engines — Piston rings — Part 4: General specifications | Atcelts |
| 38306 | ISO 6621-4:2003 | Internal combustion engines — Piston rings — Part 4: General specifications | Atcelts |
| 13036 | ISO 6621-4:1988 | Internal combustion engines — Piston rings — Part 4: General specifications | Atcelts |
| 26893 | ISO 6621-3:2000 | Internal combustion engines — Piston rings — Part 3: Material specifications | Atcelts |
| 13035 | ISO 6621-3:1983 | Internal combustion engines — Piston rings — Part 3: Material specifications | Atcelts |
| 38437 | ISO 6621-2:2003 | Internal combustion engines — Piston rings — Part 2: Inspection measuring principles | Atcelts |
| 13034 | ISO 6621-2:1984 | Internal combustion engines — Piston rings — Part 2: Inspection measuring principles | Atcelts |
| 67903 | ISO 6621-1:2018 | Internal combustion engines — Piston rings — Part 1: Vocabulary | Standarts spēkā |
Displaying 281-290 of 476 results.