This standard specifies the terms and definitions, types and basic parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of meter valve groups for refrigerant charging and recovery (hereinafter referred to as "meter valve groups"). This standard applies to refrigerant charging and recovery meter valve groups in refrigeration and air conditioning systems using R22, R32, R123, R134a, R407C, R404A, and R410A as refrigerants. Other refrigerant meter valve groups can be used as a reference.
JB/T 11527-2013 Referenced Document
GB/T 1226 General pressure gauge*, 2017-12-29 Update
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 3191 Extrusion rods and bars of aluminium and aluminium alloys*, 2019-06-04 Update
GB/T 4423 Copper and copper alloy cold-drawn rod and bar*, 2020-09-29 Update
JB/T 5528 Scale and distribution for pressure gauge
JB/T 6918 Metal and glass sintered liquid level gauges and sight glasses for refrigeration*, 2017-11-07 Update
JB/T 11527-2013 history
2013JB/T 11527-2013 Manifold gauge set for refrigerant charging and recovery