DIN 34146:1980-09

Отменен

Piston rings for general engineering; S-rings; slotted oil control rings, 200 up to 700 mm nominal diameter

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Действует

Piston rings; quality requirements; visible characteristics, marking; supplement to DIN ISO 6621 Part 5 — 6 стр.

Действует

Piston rings; test of quality characteristics; terms, measuring procedures; supplement to DIN ISO 6621 Part 2 — 5 стр.

Отменен

Internal combustion engines; piston rings; quality requirements; identical with ISO 6621-5:1988 — 10 стр.

Отменен

Internal combustion engines; piston rings; inspection measuring principles; identical with ISO 6621-2:1984 — 23 стр.