
Transportable gas cylinders - Compatibility of cylinder and valve materials with gas contents Part 4: Test methods for selecting metallic materials resistant to hydrogen embrittlement
出版:International Organization for Standardization

專家解讀視頻
PN EN ISO 11114-4:2005 - Identical
BS EN ISO 11114-4:2005 - Identical
DIN EN ISO 11114-4 (2005-10) - Identical
NBN EN ISO 11114-4:2005 - Identical
NF EN ISO 11114-4:2006 - Identical
I.S. EN ISO 11114-4:2005 - Identical
UNI EN ISO 11114-4:2005 - Identical
NS EN ISO 11114-4 Ed. 1 (2005) - Identical
UNE EN ISO 11114-4:2006 - Identical
SS EN ISO 11114-4 Ed. 1 (2005) - Identical
NEN EN ISO 11114-4:2005 - Identical
ONORM EN ISO 11114-4:2005 - Identical