General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 31130-2014
Scope
This standard specifies the requirements, test methods, inspection rules, signs, packaging, storage and transportation of Coriolis mass flowmeters. This standard applies to Coriolis mass flowmeters based on the principle of Coriolis force (hereinafter referred to as mass flowmeters).
GB 3836.2 Explosive atmospheres.Part 2:Equipment protection by flameproof enclosures "d"
GB 3836.3 Explosive atmospheres.Part 3:Equipment protection by increased safety "e"
GB 3836.4 Explosive atmospheres.Part 4:Equipment protection by intrinsic safety "i"
GB 3836.9 Explosive atmospheres.Part 9:Equipment protection by type of protection "m"*, 2014-12-05 Update
GB 4208 Degrees of protection provided by enclosure(IP code)
GB/T 13384 General specifications for packing of mechanical and electrical product
GB/T 15479-1995 Technical requirements and test methods of insulation resistance and insulating strength for use in industrial process measurement and control instruments
GB/T 17626.11 Electromagnetic Compatibility Testing and Measurement Techniques Part 11: Voltage Dips, Short Interruptions and Voltage Variation Immunity Tests for Equipment with Input Current Less than or Equal to 16 A per Phase*, 2023-05-23 Update
GB/T 17626.3 Electromagnetic compatibility test and measurement technology Part 3: Radio frequency electromagnetic field radiation immunity test*, 2023-12-28 Update
GB/T 17626.4 Electromagnetic compatibility-Testing and measurement techniques-Electrical fast transient/burst immunity test*, 2018-06-07 Update
GB/T 17626.6 Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances,induced by radio-frequency fields*, 2017-12-29 Update
GB/T 17626.8 Electromagnetic compatibility Testing and measurement techniques Power frequency magnetic field immunity test
GB/T 18271.3 Process measurement and control devices—General methods and procedures for evaluating performance—Part 3: Tests for the effects of influence quantities*, 2017-07-12 Update
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 20728-2006 Measurement of fluid flow in closed conduits Guidance to the selection installation and use of Coriolis meters
GB/T 2423.1 Environmental testing for electric and electronic products.Part 2:Test methods.Tests A:Cold
GB/T 2423.2 Environmental testing for electric and electronic products.Part 2:Test methods.Tests B:Dry heat