GB/T 20735-2025 Active National standards

GB/T 20735-2025 Pressure regulator of CNG vehicles

GB/T 20735-2025 Pressure regulator of CNG vehicles

Publish Date: 2025-10-31 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 20735-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: A car

ICS Name: Comprehensive Road Vehicles

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Pages: 20 pages

Scope

This document specifies the requirements for automotive compressed natural gas pressure regulators, describes the test methods, and provides information on marking and factory documents.
This document applies to automotive compressed natural gas pressure regulators with a nominal working pressure not exceeding 35 MPa and an operating temperature of -40 °C to 120 °C, and the working medium complies with GB 18047.
Note: Unless otherwise specified, all pressures mentioned in this document refer to gauge pressure.

Development Information

Word Count: 21 Thousand words Pages: 20 pages

Replace the following standards

GB/T 20735-2006 Pressure regulator of CNG vehicles

Referenced Standards

GB/T 528-1998 Rubber,vulcanized or thermoplastic—Determination of tensile stress-strain properties GB/T 528-2009 Rubber,vulcanized or thermoplastic—Determination of tensile stress-strain properties GB/T 7762-2003 Rubber, vulcanized or thermoplastic—Resistance to ozone cracking—Static strain test GB/T 7762-2014 Rubber,vulcanized or thermoplastic—Resistance to ozone cracking—Static strain testing GB/T 9969-2008 General principles for preparation of instructions for use of industrial products GB 9969.1-1998 General principles for preparation of instructions for use of industrial products GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 17895-1999 Natural gas vehicle and liquefied petroleum gas vehicle—Vocabulary GB/T 17895-2025 Gaseous fuel vehicle—Terminology

Related Standards

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Publish Date: 1984-04-30

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Publish Date: 1984-04-30

GB/T 4971-1985 Replaced

GB/T 4971-1985 Terms and definitions—Automotive ride comfort

Publish Date: 1985-03-02

GB/T 5902-1986 Replaced

GB/T 5902-1986 Method of pulse input running test-Automobile ride comfort

Publish Date: 1986-03-05

GB/T 7031-1986 Replaced

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Publish Date: 1986-11-25

GB/T 918.1-1989 Abolished

GB/T 918.1-1989 Classification and code for road vehicles—Motor vehicle

Publish Date: 1989-03-27