NEN EN 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：Nederlands Normalisatie Instituut
专家解读视频
Defines requirements for single or two-stage pressure regulators for connections to gas cylinders usually used for compressed gases not in excess of 300 bar (30 MPa) for dissolved acetylene, liquefied petroleum gases (LPG), methylacetylene-propadiene- mixtures (MPS) and carbon dioxide (CO[2]), for welding, cutting and allied processes.
Supersedes NEN EN 585. (09/2002)
SN EN ISO 2503:1999 - Identical
ONORM EN ISO 2503:1998 - Identical
DIN EN ISO 2503 (1998-10) - Identical
BS EN ISO 2503:1998 - Identical
ISO 2503:1998 - Identical
SS EN ISO 2503 Ed. 1 (1998) - Identical
UNE EN ISO 2503:1998 - Identical
UNI EN ISO 2503:2000 - Identical
NS EN ISO 2503:1998 - Identical
NBN EN ISO 2503:1998 - Identical
I.S. EN ISO 2503:1998 - Identical
NF EN ISO 2503:1999 - Identical
