ISO 2503:1998被替代
Gas welding equipment - Pressure regulators for gas cylinders used in welding, cutting and allied processes up to 300 bar
出版：International Organization for Standardization
专家解读视频
GB/T 7899-2006 - Modified
KS B ISO 2503:2007 - Identical
SS 1798:1985 - Similar
SN EN ISO 2503:1999 - Identical
NEN EN ISO 2503:1998 - Identical
BS EN ISO 2503:1998 - Identical
DIN EN ISO 2503 (1998-10) - Identical
JIS B 6803:2003 - Identical
ONORM EN ISO 2503:1998 - Identical
NF EN ISO 2503:1999 - Identical
I.S. EN ISO 2503:1998 - Identical
NBN EN ISO 2503:1998 - Identical
UNI EN ISO 2503:2000 - Identical
NBN EN 29090:1992 - Identical
NBN F 41 001:1986 - Similar
DIN 8546 (1988) - Similar
NFA 84 430:1984 - Similar
NFA 84 400:1990 - Similar
BS 5741:1979 - Similar
NS EN ISO 2503:1998 - Identical
PN EN ISO 2503:2003 - Identical
UNE EN ISO 2503:1998 - Identical
UNE 14305:1988 - Identical
SS EN ISO 2503 Ed. 1 (1998) - Identical
