Bulgarian Institute for Standardization
Standards – always a step ahead
Standards – always a step ahead
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E-mail: info@bds-bg.org
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E-mail: info@bds-bg.org
1797 Sofia, 13 "Lachezar Stanchev" Str., "Izgrev" Complex
ID number: 175079183, VAT number: BG175079183
ISO/DIS 643
Steels — Micrographic determination of the apparent grain size
General information
Life cycle
PREVIOUSLY
PUBLISHED
ISO 643:2019
NOW
IN DEVELOPMENT
ISO/DIS 643
40.00
DIS registered
May 17, 2023
National adoptions
Steels - Micrographic determination of the apparent grain size
30.99 CD approved for registration as DIS
ЕРГ 9
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