JJF 2330-2025 Active National Metrology Technical Specifications JJF

JJF 2330-2025 Calibration Specification for Town Gas Relative Density Meters

Publish Date: 2025-11-05 Implement Date: 2026-05-05 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJF 2330-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2025-11-05

Implement Date: 2026-05-05

Publisher: 国家市场监督管理总局

Technical Committee: 全国质量密度计量技术委员会

Pages: 32 pages

Scope

本规范适用于本生-希林式城镇燃气相对密度计(以下简称气体相对密度计)的校准。

Development Information

Drafting Units:

广东省计量科学研究院、广东省中山市质量计量监督检测所、中国计量科学研究院

Drafting Persons:

沈友弟、李秀水、许常红

Word Count: 44 Thousand words Pages: 32 pages

Referenced Standards

GB/T 11062-2020 Natural gas—Calculation of calorific values,density,relative density and Wobbe indices from composition GB/T 12206-2006 Testing method to determine the calorific values of town gas GB/Z 35474-2017 Natural gas—Technical explanation for calculation of physical properties from composition

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