GB/T 15971-1995
Replaced
DB32/T 4486-2023
Active
Jiangsu ProvinceLocal standards
DB32/T 4486-2023 Test method for gasket maintenance factor and yield factor based on leak rate
DB32/T 4486-2023 Test method for gasket maintenance factor and yield factor based on leak rate
Basic Information
Standard Code:
DB32/T 4486-2023
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
The relationship between supply and use
ICS Name:
Service
Publish Date:
2023-06-26
Implement Date:
2023-06-26
Pages:
12 pages
Scope
This document describes the test methods for flange gaskets based on leakage rate and specific pressure.
This document is applicable to flange gaskets, including non-asbestos fiber rubber gaskets, rubber gaskets, polytetrafluoroethylene gaskets, expanded or modified polytetrafluoroethylene gaskets, flexible graphite composite reinforced gaskets, wrapped gaskets, metal-coated gaskets, polytetrafluoroethylene-coated gaskets, and metal gaskets with non-metallic cover layers, such as serrated, wave, and wave-serrated gaskets. Other types of gaskets can also refer to this method for testing.
Development Information
Referenced Standards
GB/T 12385-1990 Test method for sealing characteristics of gaskets for pipe flanges
GB/T 12385-2008 Standard test method for sealability of gaskets for pipe flanges
GB/T 12385-2025 Standard test methods for sealability of gaskets for pipe flanges
GB/T 15823-1995 Examination for helium leak detecting
GB/T 15823-2009 Non-destructive testing—Test methods for helium leak testing
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