SNV DIN ISO 4505:1991現(xiàn)行
Hardmetals - Metallographic Determination Of Porosity And Uncombined Carbon
出版：Swiss Standards
專家解讀視頻
Specifies methods for the metallographic determination of the presence, type and distribution of porosity and uncombined carbon in hardmetals.
ISO 4505 : 1978 - Identical
DIN ISO 4505 : 1991-07 - Identical
NFA 95 441 : 1977 - Identical
EN 24505 : 1993 - Identical
NFA 95 441:1977 - Identical
ISO 4505:1978 - Identical
EN 24505:1993 - Identical
DIN ISO 4505 (1991-07) - Identical
