

专家解读视频
Covers a procedure for assessment of whether a non-metallic blast-cleaning abrasive has a minimum hardness of 6 on Mohs' scale.
NEN EN ISO 11127-4:2011 - Identical
SS EN ISO 11127-4 Ed. 2 (2011) - Identical
NF EN ISO 11127-4:2012 - Identical
DIN EN ISO 11127-4 (1997-11) - Identical
ONORM EN ISO 11127-4:1997 - Identical
I.S. EN ISO 11127-4:1998 - Identical
SN EN ISO 11127-4:1998 - Identical
NEN EN ISO 11127-4:1997 - Identical
BS EN ISO 11127-4:1998 - Identical
NF EN ISO 11127-4:1997 - Identical
UNI EN ISO 11127-4:2000 - Identical
NS EN ISO 11127-4 Ed. 1 (1997) - Identical
SS EN ISO 11127-4 Ed. 1 (1998) - Identical
UNE EN ISO 11127-4:1998 - Identical
ISO 11127-4:1993 - Identical