CHN/1437
WTO/TBT
CN China
  • 91 - Construction materials and building
  • 90 - Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof
2020-09-21
2020-07-28

City gas pressure regulators; ICS: 91.140; HS: 90328100

National Standard of the P.R.C., City Gas Pressure Regulating Installation (20 page(s), in Chinese)

This standard specifies the terms and definitions, model preparation, structure and materials, technical requirements, test methods, inspection rules, quality certificates, marks, packaging, transportation and storage of gas pressure regulating installation for gas transmission and distribution system.