现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

MIL MIL-S-52744A

SERVICE UNIT, REFRIGERATION SYSTEM (MUST) (NO S/S DOCUMENT)
制冷系统维修单元（必须）（无S/S文件）

1975-12-11

现行

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