液化石油气 理化性能

上海申弘阀门有限公司主营阀门有：减压阀(气体减压阀,可调式减压阀,波纹管减压阀,活塞式减压阀,蒸汽减压阀,先导式减压阀,空气减压阀,氮气减压阀,水用减压阀,自力式减压阀,比例减压阀)、安全阀、保温阀、低温阀、球阀、截止阀、闸阀、止回阀、蝶阀、过滤器、放料阀、隔膜阀、旋塞阀、柱塞阀、平衡阀、调节阀、疏水阀、管夹阀、排污阀、排气阀、排泥阀、气动阀门、电动阀门、高压阀门、中压阀门、低压阀门、水力控制阀、真空阀门、衬胶阀门、衬氟阀门。

理化性能液化石油气（英文：Liquefied Petroleum Gas；简称LPG）是烃类混合物气体，在加热器和交通工具中作为燃料，而且正在越来越多地替代氯氟碳化合物作为气溶胶喷射剂和制冷剂，以减少对臭氧层的破坏。

减压阀标准一览表 
标准编号  标准中文名称  标准英文名称  JB/T10367-2002  液压减压阀      GB/T12245-1989  减压阀性能试验方法  Methods of performance test for pressure reducing valves GB/T12246-1989  先导式减压阀  Pilot-operated reducing valves  GB/T12244-1989  减压阀一般要求  General specification for pressure reducing valves GB/T1852-1993  船用法兰铸钢蒸汽减压阀  Marine steel flanged steam pressure reducing valves  GB10868-1989  电站减温减压阀技术条件   Specification of the steam converting valve for fossil power stations JB/T7376-1994(2005复审)   气动空气减压阀 技术条件       JB/T7310-1994(2005复审)   装载机用减压阀式先导阀     JB/T53361-1994  液压减压阀产品质量分等(试行)    JB/T53265-1999  先导式减压阀 产品质量分等     JB/T2205-2000  减压阀结构长度       NF P43-035-2000   建筑阀门.供水减压阀和复合供水减压阀.要求和试验   (Building valves - Water pressure reducing valves and combination water pressure reducing valves - Requirements and tests.)  NF A84-420-1991   气焊设备和有关方法.减压阀入品接头.尺寸   (Equipment for gas welding and allied processes. Pressure regulators inlet connections. Dimensions.)  NF M88-773-1981   商用丁烷容器装置.低压固定调节的家用商品丁烷减压阀   (INSTALLATIONS BURNING COMMERCIAL BUTANE. PRESSURE REGULATOR TRIP,LOW-PRESSURE FIXED FLOW,FOR COMMERCIAL BUTANE FOR DOMESTIC USE.)  NF M88-775-1990   装液态碳氢化合物的钢瓶.可移动部分和半移动部分用高压可调减压阀.功能.标记、试验   (LIQUEFIED HYDROCARBONS SYSTEMS IN CYLINDERS. FIXED  ADJUSTEMENT,HIGH PRESSURE REGULATOR FOR AND SEMI- PREMISES. CONSTRUCTION. OPERATION, MARKING,TESTS.)  NF M88-737-2003   可运输可再填充液化石油气瓶用减压阀   (Pressure relief valves for transportable refillable cylinders for Liquefied Petroleum Gas (LPG).)  NF E48-423-2001   液压传动.减压阀、顺序阀、卸载阀、 节流阀和止回阀.装配面   (Hydraulic fluid power - Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves -  Mounting surfaces.)  ANSI/ASSE 1003-1995  家用供水系统用减压阀  (Water Pressure Reducing Valves for Domestic Water Supply Systems)  ANSI/ASSE 1046-1990  热膨胀减压阀  (Thermal Expansion Relief Valve)  ANSI Z 21.22a-1999  减压阀和真空减压阀  (Pressure Relief Valves and Vacuum Relief Valves)  ANSI Z 21.22b-2001  热水供应系统的减压阀  (Relief Valves for Hot Water Supply Systems (same as CSA 4.4b))  ANSI/ASTM F 1508-1997   用于蒸汽、气体和液体设备的角型减压阀规范   (Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services)  ASME A112.4.1-1993  热水器减压阀排水管  (Water heater relief valve drain tubes) ASME PTC 25.3-1988  安全和减压阀   (Safety and relief valves) 

ASTM E 1008-2003  地热和其它高温液体设备用减压阀体的安装、检验及维修用标准实施规范   (Standard Practice for Installation, Inspection, and Maintenance  of Valve-body Pressure-relief Methods for Geothermal and Other  High-Temperature Liquid Applications)  标准编号  标准中文名称  标准英文名称  ASTM F 1795-2000   空气或氮气系统用减压阀标准规范   (Standard Specification for Pressure-Reducing Valves for Air or Nitrogen Systems)  ASTM F 1565-2000  蒸汽设备用减压阀标准规范   (Standard Specification for Pressure-Reducing Valves for Steam Service)  ASTM F 1508-1996   用于蒸汽、气体和液体设备的角型减压阀标准规范   (Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas and Liquid Services) ASTM F 1370-1992   船上给水系统用减压阀   (Standard Specification for Pressure-Reducing Valves for Water Systems, Shipboard)  BS EN 1567-2000   建筑物阀门.减压阀和组合减压阀.要求和试验   (Building valves - Water pressure reducing valves and combination water reducing valves - Requirements and tests)  BS ISO 5781-2000   液压传动.减压阀、顺序阀、卸荷阀、节流阀和止回阀.安装面   (Hydraulic fluid power - Pressure reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces)  BS ISO 6264-1998  液压传动.减压阀.装配面   (Hydraulic fluid power - Pressure-relief valves - Mounting surfaces)  prEN 14071-2000   液化石油气（LPG）罐的减压阀 辅助设备   Pressure relief valves for LPG tanks - Ancillary equipment  BS 6283-2-1991   热水系统中使用的安全和控制装置.压力范围从1bar到10bar温度减压阀规范   (Safety and control devices for use in hot water systems  - Specifications for temperature relief valves for pressures from 1 bar to 10 bar)  BS 6283-4-1991   热水系统中使用的安全和控制装置.第 4部分:zui大供给压力为12bar,标准尺寸包括DN50的微量绷紧减压阀规范   (Safety and control devices for use in hot water systems - Specification for drop-tight pressure reducing valves of nominal size up to and including DN 50 for supply pressures up to and including 12 ba)  DIN EN 13953-2003   液化石油气(LPG)用可运输的可再充式储气瓶的减压阀   (Pressure relief valves for transportable refillable cylinders for Liquefied Petroleum Gas (LPG); German version EN 13953:2003)  DIN EN 1567-2000   建筑阀门.水减压阀和组合水减压阀.要求和试验   (Building valves - Water pressure reducing valves and combination water pressure reducing valves - Requirements and tests; German version EN 1567:1999) JIS B8652-2002   比例电动液压减压阀及安全阀的试验方法   (Test methods for electro-hydraulic proportional pressure relief valves and electro-hydraulic  proportional pressure reducing and relieving valves)  JIS F0504-1989  船上机械装置用减压阀的应用和压力调节  (Application and setting pressure of relief valves for ships' machinery)  UL 1478-1995  消防泵减压阀   (Fire pumps relief valves )  UL 1468-1995   防火设备用直接控制的减压阀和压力(Direct acting pressure reducing and pressure 
控制阀   restricting valves )  JIS B8666-2001  液压动力.减压阀.安装表面  (Hydraulic fluid power -- Pressure-relief valves -- Mounting surfaces)  JIS B8372-1994   气动装置用减压阀   (PRESSURE REDUCING VALVES FOR PNEUMATIC USE) JIS B8664-2001   液压动力.压力控制阀(不包括减压 阀)、顺序活门、释荷阀、节流阀和止回阀.安装表面   (Hydraulic fluid power -- Pressure-control valves (excluding pressure-relief valves), sequence valves, unloading valves, throttle valves and check valves -- Mounting surfaces)  JIS B8410 AMD 1-2003  水管用减压阀(修改件1)  (Pressure reducing valves for water works (Amendment 1))  JIS B8651-2002  比例电动液压减压阀试验方法  (Test methods for electro-hydraulic proportional pressure relief valves)  JIS B8410-1999   水管用减压阀   (Pressure reducing valves for water works) ISO 15500-12-2001   道路车辆.压缩天然气(CNG)燃料系统元部件.第12部分:减压阀   (Road vehicles - Compressed natural gas (CNG) fuel system components - Part 12: Pressure relief valve (PRV))  ISO 6264-1998  液压传动.减压阀.装配面   (Hydraulic fluid power - Pressure-relief valves - Mounting surfaces)  ISO 5781-2000   液压传动.减压阀、顺序阀、卸荷阀、节流阀和止回阀.装配面  (Hydraulic fluid power - Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces) GB/T10868-2005   电站减温减压阀    

液化石油气是丙烷和丁烷的混合物，通常伴有少量的丙烯和丁烯。一种强烈的气味剂乙硫醇被加入液化石油气，这样石油气的泄漏会很容易被发觉。液化石油气是在提炼原油时生产出来，或是从石油或天然气开采过程中挥发出来的气体。石油气将在室温，6个大气压的条件下液化，因此可以装入压力钢瓶。通常液化石油气只充满容量的85%，这样可以给钢瓶受热时的气体膨胀留出空间。液化石油气的膨胀比约为250:1

YK43F液化气减压阀安装配置参考示例：

【YK43F液化气减压阀执行标准】

设计规范：GB/T 12244
结构长度：GB/T 12250
法兰连接：JB/T 79
试验与检验：GB/T 12245
产品标识：GB/T 12220
供货规范：JB/T 7928

【YK43F液化气减压阀产品型号】

YK43X/F-16C（25,40,64,100,160）
YK43X/F-16P（25P,40P,64P,100P,160P）

【YK43F液化气减压阀主要技术参数和性能指标】