GB 4962-1985
Replaced
T/CCGA 20012-2024
Active
Group standards
T/CCGA 20012-2024 Air conditioning leak detection, helium gas recovery and purification device technical specification
T/CCGA 20012-2024 Air conditioning leak detection, helium gas recovery and purification device technical specification
Price:
$ 20.00
Basic Information
Standard Code:
T/CCGA 20012-2024
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Gas separation and liquefaction equipment
ICS Name:
Industrial gases
Publish Date:
2024-04-07
Implement Date:
2024-05-31
Scope
Main technical content: This document specifies the performance requirements, process and technical requirements, inspection requirements, supply documents, packaging, and storage and transportation of air conditioning leak detection and helium recovery and purification devices. This document is applicable to air conditioning leak detection and helium recovery and purification devices that use membrane separators as purification components, with a helium purity of ≥95% after purification.
Development Information
Related Standards
GB/T 8981-1988
Replaced
GB/T 8981-1988 Determination of trace hydrogen in gases—Gas chromatographic method
GB/T 10627-1989
Replaced
GB/T 10627-1989 Gas analysis—Preparation of calibration gas mixtures—Static volumetric methods
GB/T 10628-1989
Replaced
GB/T 10628-1989 Gas analysis—Determination of composition of calibration gas mixtures—Comparison methods
GB 13548-1992
Replaced
GB 13548-1992 General principle of safety assessment for phosgene and its products plant
GB 13591-1992
Replaced