STAS 12821-1990
WORKING MACHINES BY ELEC- TRO-EROSION Accuracy specifications

Standard No.

STAS 12821-1990

Release Date

1990

Published By

RO-ASRO

Latest

STAS 12821-1990

Scope

Prezentul standard stabile?te prescrip?iile de precizie geometric?, indic?nd metodele de verificare, mijloacele de verificare ?i toleran?ele, pentru ma?inile de prelucrat prin electroero-ziune, de precizie noi mala (simbol N), ridicat? (simbol E) ?i ?nalt

STAS 12821-1990 history

• 1990 STAS 12821-1990 WORKING MACHINES BY ELEC- TRO-EROSION Accuracy specifications