各种阀门。2.1.18高温阀门 high temperature valve用于介质温度＞450℃的
ge zhong fa men 2.1.18 gao wen fa men high temperature valve yong yu jie zhi wen du 450 de
.17超高压阀门 super high pressure valve公称压力pn≥100.0mpa的
.17 chao gao ya fa men super high pressure valve gong cheng ya li pn 100.0mpa de
.16高压阀门 high pressure valve公称压力pn≥10.0mpa的各种阀门。2.1
.16 gao ya fa men high pressure valve gong cheng ya li pn 10.0mpa de ge zhong fa men 2.1
ddle pressure valve公称压力为pn≥2.0～pn＜10.0mpa的各种阀门。2.1
ddle pressure valve gong cheng ya li wei pn 2.0 pn 10.0mpa de ge zhong fa men 2.1
low pressure valve公称压力pn≤1.6mpa的各种阀门。2.1.15中压阀门 mi
low pressure valve gong cheng ya li pn 1.6mpa de ge zhong fa men 2.1.15 zhong ya fa men mi
水并阻止蒸汽泄漏的阀门。2.1.13排污阀用于锅炉、压力容器等设备排污的阀门。2.1.14低压阀门
shui bing zu zhi zheng qi xie lou de fa men 2.1.13 pai wu fa yong yu guo lu ya li rong qi deng she bei pai wu de fa men 2.1.14 di ya fa men
直接作用，使阀后压力自动保持在一定范围内的阀门。2.1.12疏水阀 steam trap自动排放凝结
zhi jie zuo yong shi fa hou ya li zi dong bao chi zai yi ding fan wei nei de fa men 2.1.12 shu shui fa steam trap zi dong pai fang ning jie
res参考消息报sure reducing valve通过启闭件（阀瓣）的节流，将介质压力降低，并借阀后压力的
res can kao xiao xi bao sure reducing valve tong guo qi bi jian fa ban de jie liu jiang jie zhi ya li jiang di bing jie fa hou ya li de
超过规定值时自动开启排放；低于规定值时自动关闭。对管道或机器起保护作用的阀门。2.1.11减压阀 p
chao guo gui ding zhi shi zi dong kai qi pai fang di yu gui ding zhi shi zi dong guan bi dui guan dao huo ji qi qi bao hu zuo yong de fa men 2.1.11 jian ya fa p
安全阀 safety valve, relief valve启闭式（阀瓣）汉管道参考消息报或机器设备内介质压力
an quan fa safety valve, relief valve qi bi shi fa ban han guan dao can kao xiao xi bao huo ji qi she bei nei jie zhi ya li
, non-return valve启闭式（阀瓣）借介质作用力，自动阻止介质逆流的阀门。2.1.10
, non-return valve qi bi shi fa ban jie jie zhi zuo yong li zi dong zu zhi jie zhi ni liu de fa men 2.1.10
2.1.8旋塞阀 cock启闭式（塞子）绕其轴线旋转的阀门。2.1.9止回阀 check valve
2.1.8 xuan sai fa cock qi bi shi sai zi rao qi zhou xian xuan zhuan de fa men 2.1.9 zhi hui fa check valve
hragm valve启闭式（隔膜）由阀杆带动，沿阀杆轴线作升降运动，并参考消息报将动作机构与介质隔开的阀门。
hragm valve qi bi shi ge mo you fa gan dai dong yan fa gan zhou xian zuo sheng jiang yun dong bing can kao xiao xi bao jiang dong zuo ji gou yu jie zhi ge kai de fa men
.6蝶阀 butterfly valve启闭式（蝶板）绕固定轴旋转的阀门。2.1.7隔膜阀 diap
.6 die fa butterfly valve qi bi shi die ban rao gu ding zhou xuan zhuan de fa men 2.1.7 ge mo fa diap
、压力的阀门。2.1.5球阀 ball v参考消息报alve启闭式（球体）绕垂直于通路的曲线旋转的阀门。2.1
ya li de fa men 2.1.5 qiu fa ball v can kao xiao xi bao alve qi bi shi qiu ti rao chui zhi yu tong lu de qu xian xuan zhuan de fa men 2.1
运动的阀门2.1.4节流阀 throttle valve通过启闭件（阀瓣）改变通路截面积，以调节流量
yun dong de fa men 2.1.4 jie liu fa throttle valve tong guo qi bi jian fa ban gai bian tong lu jie mian ji yi diao jie liu liang
gl参考消息报obe valve, stop valve启闭式（阀瓣）由阀杆带动，沿阀座（密封面）轴线作升降
gl can kao xiao xi bao obe valve, stop valve qi bi shi fa ban you fa gan dai dong yan fa zuo mi feng mian zhou xian zuo sheng jiang
slide valve启闭件(闸板)由阀杆带动,沿阀座(密封面)作升降运动的阀门。2.1.3截止阀
slide valve qi bi jian ( zha ban ) you fa gan dai dong , yan fa zuo ( mi feng mian ) zuo sheng jiang yun dong de fa men 2.1.3 jie zhi fa
lve用来控制管道内介质流动的，参考消息报具有可动机构的机械产品的总体。2.1.2闸阀 gate valve,
lve yong lai kong zhi guan dao nei jie zhi liu dong de can kao xiao xi bao ju you ke dong ji gou de ji xie chan pin de zong ti 2.1.2 zha fa gate valve,
1 范围本标准适用于工业管道（或机器、设备）的通用阀门。2 术语2.1 阀门分类2.1.1阀门 va
1 fan wei ben biao zhun shi yong yu gong ye guan dao huo ji qi she bei de tong yong fa men 2 shu yu 2.1 fa men fen lei 2.1.1 fa men va