T/CSMT-YB 003-2022 Application evaluation specification for diaphragm gas meters

GB/T 2410-2008 Determination of the luminous transmittance and haze of transparent plastics GB/T 2423.3-2016 Environmental testing—Part 2:Testing method—Test Cab:Damp heat,steady state GB/T 2423.17-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ka:Salt mist GB 3836.1-2000 Electrical apparatus for explosive gas atmospheres—Part 1:General requirements GB 3836.1-2010 Explosive atmospheres—Part 1:Equipment—General requirements GB/T 3836.1-2021 Explosive atmospheres—Part 1:Equipment—General requirements GB 3836.2-2000 Electrical apparatus for explosive gas atmospheres—Part 2:Flameproof enclosure “d” GB 3836.2-2010 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures "d" GB/T 3836.2-2021 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures “d” GB 3836.4-2000 Electrical apparatus for explosive gas atmospheres—Part 4:Intrinsic safety“i” GB 3836.4-2010 Explosive atmospheres—Part 4:Equipment protection by intrinsic safety "i" GB/T 3836.4-2021 Explosive atmospheres—art 4:Equipment protection by intrinsic safety “i” GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 5080.7-1986 Equipment reliability testing Compliance test plans for failure rate and mean time between failures assuming constant failure rate GB/T 6968-1997 Diaphragm gas meters GB/T 6968-2011 Diaphragm gas meters GB/T 6968-2019 Diaphragm gas meters GB/T 9124.1-2019 Steel pipe flanges—Part 1:PN designated GB/T 9978.1-2008 Fire-resistance tests—Elements of building construction—Part 1:General requirements GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 11186.3-1989 Methods for measuring the color of paint films—Part 3:Calculation of color differences GB/T 13893-2008 Paints and varnishes—Determination of resistance to humidity—Continuous condensation GB/T 14536.1-2008 Automatic electrical controls for household and similar use—Part 1:General requirements GB/T 16422.3-2022 Plastics—Methods of exposure to laboratory light sources—Part 3:Fluorescent UV lamps GB/T 17626.2-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.3-2016 Electromagnetic compatibility—Testing and measurement techniques—Radiated,radio-frequency,electromagnetic field immunity test GB/T 17626.4-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burstimmunity test GB/T 17626.5-2019 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 18271.1-2000 Process measurement and control devices—General methods and procedures for evaluating performance—Part 1:General considerations GB/T 18271.1-2017 Process measurement and control devices—General methods and procedures for evaluating performance—Part 1:General considerations GB/T 30789.3-2014 Paints and varnishes—Evaluation of degradation of coatings—Designation of quantity and size of defects,and of intensity of uniform changes in appearance—Part 3:Assessment of degree of rusting GB/T 32201-2015 Gas meters OIML R 137-1&2 EN 1359