This part defines the measuring principles to be used for measuring piston rings. Applies to piston rings up to and including 200 mm diameter for reciprocating internal combustion piston engines. May be used for piston rings for compressors working under analogous conditions. Several figures illustrate shapes and reference quantities of concern.
Заменён стандартами:
ISO 6621-2:2003
Дата регистрации:
01.05.84
Дата введения:
01.02.84
Дата отмены:
27.11.03
Код КГС:
Д29
Код ОКСТУ:
4560;4750;4509
Код ОКС(МКС):
43.060.10
Код ОКП:
4560;4750;4509
Нормативные ссылки:
DIN ISO 6621-2-1990, EQV*DIN 70907-1991, NEQ*SS-ISO 6621/2-1986, NEQ*NF ISO 6621-2(1989/AFNOR), EQV*NF R11-207-2(1989/AFNOR), EQV*UNE 26-417-92 PARTE 2(1992/AENOR), EQV*UNI ISO 6621/2(1992/UNI), EQV*BS 5341 PART 6 SECTION 6.2(1992/BSI), EQV