ISO 2503:2009现行
Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa)
出版：International Organization for Standardization
专家解读视频
Describes requirements for single or two-stage pressure regulators without flow-metering devices for connection to gas cylinders used for - compressed gases up to 300 bar)(30 MPa), - dissolved acetylene, - liquefied petroleum gases (LPG), - methylacetylene-propadiene mixtures (MPS), and - carbon dioxide (CO[2]), for use in welding, cutting and allied processes.
BS EN ISO 2503:2009 - Identical
UNE 14305 : 1988 - Identical
SANS 2503 : 1ED 2007(R2013) - Identical
PN EN ISO 2503 : 2009 AMD 1 2015 - Identical
BS 5741(1979) : 1979 - Similar to
NFA 1984 430 : 1984 - Similar to
IS 6901:2018 - Identical
NFA 84 400 : 1990 - Similar to
DS EN ISO 2503 : 2009 AMD 1 2015 - Identical
DIN 8546 : 1988 - Similar to
UNI 4401 : 1989 - Similar to
NBN F 41 001 : 1986 - Similar to
