GB/T 26024-2021
空调与制冷系统阀件用铜及铜合金无缝管
Seamless copper and copper alloys tube for valves on air-conditioning and refrigeration system
2021-12-31
JB/T 11211-2011
小型制冷系统用电动切换阀
Step valve for small refrigeration system
2011-08-15
BS 6675-1986
Specification for servicing valves (copper alloy) for water services
供水用检修阀（铜合金）规范
1986-06-30
JB/T 8053-2011
小型制冷系统用双稳态电磁阀
Bistable solenoid valve for small refrigeration system
2011-08-15
JB/T 7223-2011
小型制冷系统用两位三通电磁阀
3/2 Solenoid valve for small refrigeration system
2011-08-15
ASTM B640-12a(2021)
Standard Specification for Welded Copper Tube for Air Conditioning and Refrigeration Service
空调和制冷服务焊接铜管标准规范
2021-01-01
UNE-EN 12284-2005
REFRIGERATING SYSTEMS AND HEAT PUMPS. VALVES. REQUIREMENTS, TESTING AND MARKING
制冷系统和热泵 阀门 要求、测试和标记
2005-01-19
BS EN ISO 21922-2021
Refrigerating systems and heat pumps. Valves. Requirements, testing and marking
制冷系统和热泵 阀门 要求、测试和标记
2021-11-29
GOST 34777-2021
Холодильные системы и тепловые насосы. Клапаны. Требования, испытания и маркировка
制冷系统和热泵 阀门 测试和标记要求
ISO 21922-2021
Refrigerating systems and heat pumps — Valves — Requirements, testing and marking
制冷系统和热泵阀门要求、试验和标记
2021-08-31
MIL MS17248C Notice 1-Inactivation
VALVE, COMPRESSOR SERVICE, REFRIGERANT-12 (SUPERSEDING MS17248B) (NO S/S DOCUMENT)
压缩机用阀门 制冷剂-12（取代MS17248B）（无S/S文件）
1996-02-02
MIL MS17248C
VALVE, COMPRESSOR SERVICE, REFRIGERANT-12 (SUPERSEDING MS17248B) (NO S/S DOCUMENT)
阀门 压缩机服务 制冷剂-12（替代MS17248B）（无S/S文件）
1977-12-21
MIL MS17248C Notice 2-Cancellation
VALVE, COMPRESSOR SERVICE, REFRIGERANT-12 (SUPERSEDING MS17248B) (NO S/S DOCUMENT)
压缩机用阀门 制冷剂-12（取代MS17248B）（无S/S文件）
2002-01-28
ASTM B280-23
Standard Specification for Seamless Copper Tube for Air Conditioning and Refrigeration Field Service
空调和制冷现场服务用无缝铜管的标准规范
2023-10-01
BS EN 12735-1-2020
Copper and copper alloys. Seamless, round tubes for air conditioning and refrigeration-Tubes for piping systems
铜和铜合金 空调和制冷用无缝圆管
2020-03-31
ASTM B1018-21
Standard Specification for Seamless Copper-Iron Tube for Air Conditioning and Refrigeration Field Service
空调和制冷现场用无缝铜铁管标准规范
2021-02-15
UNE-EN 12735-1-2001
COPPER AND COPPER ALLOYS. SEAMLESS, ROUND COPPER TUBES FOR AIR CONDITIONING AND REFRIGERATION. PART 1: TUBES FOR PIPING SYSTEMS.
铜和铜合金 空调和制冷用无缝圆形铜管 第1部分:管道系统用管道
2001-11-22
ST-16-009
Quantifying Efficiency Gains of Refrigeration Systems Using Advanced Expansion Valve Technology
利用先进的膨胀阀技术量化制冷系统的效率增益
ISO 21922-2021/Amd 1-2024
Refrigerating systems and heat pumps — Valves — Requirements, testing and marking — Amendment 1
制冷系统和热泵 阀门 要求 试验和标记 修改件1
2024-11-13
MIL MIL-S-52744A Amendment 1
SERVICE UNIT, REFRIGERATION SYSTEM (MUST) (NO S/S DOCUMENT)
服务单位 制冷系统（必须）（无S/S文件）
1981-09-22