Proposal to introduce changes and additions to the Change of Design Table to better specify appropriate test requirements for CNG cylinders with composite materials and, in some cases, to harmonize with ISO 11439.
40. The expert from NGV Global introduced GRSG-116-21 to amend Annex 3A of the Regulation on the design criteria and specifications for Compressed Natural Gas (CNG) cylinders with composite materials in line with standard ISO 11439. The proposal received general support. GRSG agreed to resume consideration of this subject at its next session and requested the secretariat to circulate GRSG-116-21 with an official symbol.