GB/T 8464-1998
Replaced
GB/T 12244-2025
Active
National standards
GB/T 12244-2025 Pressure reducing valves—General requirements
GB/T 12244-2025 Pressure reducing valves—General requirements
Basic Information
Standard Code:
GB/T 12244-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nValve
ICS Name:
Other valves
Publish Date:
2025-10-05
Implement Date:
2026-05-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国阀门标准化技术委员会(SAC/TC 188)
Pages:
12 pages
Scope
本文件规定了减压阀的技术要求、试验方法、检验规则及标志、包装和储运。
本文件适用于公称尺寸DN15～DN1200且公称压力PN6～PN160，介质为气体、蒸汽或水等管道用减压阀。
Development Information
Drafting Units:
合肥通用机械研究院有限公司、安徽红星阀门有限公司、上海标一阀门有限公司、江苏腾龙石化机械有限公司、中国石油天然气股份有限公司新疆油田分公司、杭州春江阀门有限公司、中国神华煤制油化工有限公司鄂尔多斯煤制油分公司、河南泉舜流体控制科技有限公司、成都川力智能流体设备股份有限公司、浙江迪艾智控科技股份有限公司、山东亿佰通阀门有限公司、广东省特种设备检测研究院、天津贝特尔流体控制阀门有限公司、合肥通安工程机械设备监理有限公司、开维喜阀门集团有限公司、北京航天石化技术装备工程有限公司、丹阳中鑫华海清洁能源有限公司、浙江奥德华科技股份有限公司、上海欧特莱阀门机械有限公司、上海皓固机械工业有限公司、天虹阀门科技(泉州)有限公司、台州数泰流体控制设备有限公司、芜湖市金贸流体科技股份有限公司、杭州浙临阀门有限公司、深圳市摩控自动化设备有限公司
Drafting Persons:
陶国庆、严杰、黄志民、戴义明、滕卫卫、王丽萍、李家顺、吴娜、张伟、叶琛、吕国钦、王天龙、李东明、马向峰、林理丰、吴玉珍、熊璟睿、许益海、陈铁军、杨文、陈文权、应友兵、孙文、玉石、莫荣
Replace the following standards
Referenced Standards
GB/T 1047-1995 Nominal size for pipe components
GB/T 1047-2005 Pipework components—Definition and selection of DN (nominal size)
GB/T 1047-2019 Pipework components—Definition and selection of nominal size
GB/T 1048-1990 Nominal pressure for pipe components
GB/T 1048-2005 Pipework components—Definition and selection of PN
GB/T 1048-2019 Pipework components—Definition and selection of nominal pressure
GB/T 1176-1987 Specification for cast copper alloys
GB/T 1176-2013 Casting copper and copper alloys
GB/T 9124.1-2019 Steel pipe flanges—Part 1:PN designated
GB/T 12220-1989 General purpose industrial valves—Marking
GB/T 12220-2015 Industrial valves—Marking
GB/T 12224-1989 General requirements for industrial steel valves
GB/T 12224-2005 General requirements for industrial steel valves
GB/T 12224-2015 General requirements for industrial steel valves
GB/T 12225-1989 General purpose industrial valves—Specification of copper alloy castings
GB/T 12225-2005 General purpose industrial valves—Specification of copper alloy castings
GB/T 12225-2018 General purpose industrial valves—Specification of copper alloy castings
GB/T 12226-1989 General purpose industrial valves—Specification of flake graphite iron castings
GB/T 12226-2005 General purpose industrial valves—Specification of flake graphite iron castings
GB/T 12226-2025 General purpose industrial valves—Technical specification for gray iron castings
GB/T 12227-1989 General purpose industrial valves—Specification of spheroidal graphite iron castings
GB/T 12227-2005 General purpose industrial valves—Specification of spheroidal graphite iron castings
GB/T 12227-2025 General purpose industrial valves—Technical specification for ductile iron castings
GB/T 12228-1989 General purpose industrial valves—Specification of carbon steel forgings
GB/T 12228-2006 General purpose industrial valves—Specification of carbon steel forgings
GB/T 12228-2025 General purpose industrial valves—Technical specification for carbon steel forgings
GB/T 12229-1989 General purpose industrial valves—Specification of carbon steel castings
GB/T 12229-2005 General purpose industrial valves—Specification of carbon steel castings
GB/T 12229-2025 General purpose industrial valves—Technical specification for carbon steel castings
GB/T 12230-1989 General purpose industrial valves—Specification of austenitic steel castings
GB/T 12230-2005 General purpose industrial valves—Specification of stainless steel castings
GB/T 12230-2023 General purpose industrial valves—Specification of stainless steel castings
GB/T 12245-1989 Methods of performance test for pressure reducing valves
GB/T 12245-2006 Methods of performance test for pressure reducing valves
GB/T 12245-2025 Methods of performance test for pressure reducing valves
GB/T 13819-1992 Copper alloy castings
GB/T 13819-2013 Copper and copper alloy castings
GB/T 15530.1-1995 Cast copper alloy integral flanges
GB/T 15530.1-2008 Cast copper alloy integral flange
GB/T 15530.8-1995 Specifications for copper alloy and composite flanges
GB/T 17241.1-1998 Synoptic table for cast iron pipe flanges
GB/T 17241.1-2024 Cast iron pipe flanges—Part 1:PN designated
GB/T 21465-2008 Terminology for valves
GB/T 26640-2011 Specification for minimal thickness of the shell of valves
GB/T 32808-2016 Valves—Model designation method
JB/T 106-2024 JB/T 106-2024 - Valve labeling and painting
JB/T 106-2004 Valves marking and paint
JB/T 2205-2013 The structure length of a pressure reducing valve according to JB/T 2205-2013
JB/T 2205-2000 JB/T 2205-2000 Throttling valve structural length
JB/T 7928-2014 Industrial Valve Supply Requirements
JB/T 7928-1999 JBT 7928-1999 General valve Supply requirements
Related Standards
GB/T 12244-2006
Replaced
GB/T 12244-2006 General requirements for pressure reducing valves
GB/T 12245-2006
Replaced
GB/T 12245-2006 Methods of performance test for pressure reducing valves
GB/T 12246-2006
Replaced
GB/T 12246-2006 Pilot operated pressure reducing valves
GB/T 20910-2007
Replaced
GB/T 20910-2007 Temperature/pressure safety valve for hot water supply system
GB/T 21384-2008
Replaced