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Proposal for Supplement 15 to the 01 series of amendments to Regulation No. 67
Document GRSG/2017/3
1 February 2017

Proposal to establish procedures for the approval of non-seamless double and single wall gas tubes provided they can withstand the applicable tests according to Annex 15.

Submitted by Netherlands
Status: Superseded
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Previous Documents, Discussions, and Outcomes
6. (a) | Amendments to gas-fuelled vehicle regulations: Regulation No. 67 (LPG vehicles)

32. Referring to ECE/TRANS/WP.29/GRSG/2017/27, the expert from AEGPL recalled the purpose of his proposal to clarify the provisions in UN Regulation No. 67 on the use of non-seamless gas tubes in LPG vehicles. GRSG adopted the document, as amended below, and requested the secretariat to submit it to WP.29 and AC.1 as part (see para. 31 above) of draft Supplement 15 to the 01 series of amendments to UN Regulation No. 67 for consideration at their March 2018 sessions.

Paragraph 2.2., subparagraph (s), amend to read:

“(s) Non-seamless and seamless gas tubes and their couplings;”

New paragraph 17.7.1.2., amend to read:

“17.7.1.2.The outer diameter of Class 1 gas tubes made of copper shall not exceed 12 mm with a wall thickness of at least 0.8 mm, gas tubes of Class 1 from steel and stainless steel shall not exceed 25 mm with, for gas services, an appropriate wall thickness.”
Paragraph 17.7.4., amend to read:
“17.7.4.Gas pipes made of a non-metallic material shall comply with the requirements of this Regulation, paragraph 6.7.”

Annex 15, paragraph 5., replace “Only longitudinal welding” by “Only straight longitudinal welding”.

7. | Regulation No. 67

21. The expert from the Netherlands presented ECE/TRANS/WP.29/GRSG/2017/3 amending the provisions of UN Regulation No. 67 to use non-seamless gas tubes in LPG vehicles. The expert from AEGPL presented GRSG-112-19 inserting some improvements to the proposed provisions. GRSG noted general support and a number of comments. The expert from Germany raised a study reservation. Following the discussion, GRSG agreed to resume consideration of this subject at its next session in October 2017. In this respect, GRSG invited the experts from the Netherlands and AEGPL to prepare a combined document (see para. 20 above), taking into account the comments received and to submit it, in due time, to the secretariat for consideration and final review at the next GRSG session in October 2017.

7. | Regulation No. 67 (LPG vehicles)

24. The expert from the Netherlands presented GRSG-111-19 superseding ECE/TRANS/WP.29/GRSG/2016/7 and amending the provisions of UN Regulation No. 67 on LPG vehicles to allow Class 0/I hoses with couplings using gas tubes other than seamless material. The document received a number of comments. GRSG noted study reservations by the experts from Germany and AEGPL. GRSG reviewed the proposal as reflected in GRSG-111-19-Rev.1 and agreed to resume consideration of this subject at its next session in April 2017. The secretariat was requested to circulate GRSG-111-19-Rev.1 with an official symbol.

Related and Previous Documents
GRSG-111-19/Rev.1
GRSG-112-19
GRSG/2017/27
Relates to UN R67 |