UNE EN 12454:1999被替代
Founding - Visual Examination Of Surface Discontinuities - Steels And Castings
出版：Asociacion Espanola de Normalizacion
专家解读视频
Defines a procedure for use in visual examinations for the assessment of surface discontinuities of steel castings made in conventional sand moulds. Not applicable to steel castings manufactured by the resin-shell-investment and other precision moulding methods. Specifies several categories of discontinuities and severity levels within each of these categories.
NEN EN 12454:1998 - Identical
SS EN 12454 Ed. 1 (1998) - Identical
NS EN 12454 Ed. 1 (1998) - Identical
I.S. EN 12454:1998 - Identical
UNI EN 12454:2000 - Identical
NBN EN 12454:1998 - Identical
NF EN 12454:1998 - Identical
ONORM EN 12454:1998 - Identical
DIN EN 12454 (1998-07) - Identical
BS EN 12454:1998 - Identical
SN EN 12454:1998 - Identical
