GB/T 23682-2009 Refrigerating systems and heat pumps.Flexible pipe elements,vibration isolators and expansion joints.Requirements,design and installation (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 23682-2009
Scope
This standard specifies the requirements, design and installation of hose fittings, isolation tubes and expansion joints used in refrigerant circuits of refrigeration systems and heat pumps. This standard applies to metal hoses, metal flexible hoses, non-metallic hoses, shock isolation tubes, and expansion joints in refrigerant circuits of refrigeration systems and heat pumps. This standard does not apply to hoses that are only occasionally stressed beyond their elastic limit (eg, during repair, or when connected to free-rotating or hinged joints).
GB/T 23682-2009 Referenced Document
EN 378-2 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design@ construction@ testing@ marking and documentation*, 2016-11-01 Update
GB/T 23682-2009 history
2009GB/T 23682-2009 Refrigerating systems and heat pumps.Flexible pipe elements,vibration isolators and expansion joints.Requirements,design and installation