NS EN ISO 4545-4 Ed. 1 (2006)现行
Metallic Materials - Knoop Hardness Test - Part 4: Table Of Hardness Values
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Provides a table for the calculation of Knoop hardness values for use in tests made on flat surfaces carried out in accordance with ISO 4545-1.
ONORM EN ISO 4545-4:2006 - Identical
ISO 4545-4:2005 - Identical
SS EN ISO 4545-4 Ed. 1 (2005) - Identical
UNE EN ISO 4545-4:2006 - Identical
NEN EN ISO 4545-4:2005 - Identical
UNI EN ISO 4545-4:2006 - Identical
SN EN ISO 4545-4:2006 - Identical
I.S. EN ISO 4545-4:2006 - Identical
NF EN ISO 4545-4:2006 - Identical
NBN EN ISO 4545-4:2006 - Identical
DIN EN ISO 4545-4 (2006-03) - Identical
BS EN ISO 4545-4:2005 - Identical
UNI EN ISO 4545-4:2018 - Identical
BS EN ISO 4545-4:2018 - Identical
NEN EN ISO 4545-4:2018 - Identical
UNE EN ISO 4545-4:2018 - Identical
EN ISO 4545-4:2018 - Identical
