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旋启式止回阀
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产品型号：H44W/Y
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产品引用标准：
1、设计制造造GB12235-89
2、结构长度按GB12221-89
3、法兰尺寸按JB/T79-94
4、阀门检查和试验按APID.598
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主要性能规范：
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型号
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公称压力
(MPa)
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实验压力
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工作温度(℃)
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适用介质
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壳体
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密封
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H44T-10
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1.0
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1.1
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1.5
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≤200
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水、蒸气
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H44W-10
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≤100
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煤气、油品
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H44T-16
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1.6
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1.80
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2.4
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≤200
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水、蒸气
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J44W-16
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≤100
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煤气、油品
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H44W-16P
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-20～150
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硝酸类
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H44W-16R
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醋酸类
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主要零件的材料说明：
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零件名称
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ZG1Cr18Ni9Tit系列
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ZG00Cr18Ni10系列
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ZG1Cr18Ni12M02Ti系列
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ZG00Cr17Ni14M02系列
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WCB系列
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阀体/阀盖
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ZG1Cr18Ni9Ti
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ZG00Cr18Ni10
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ZG1Cr18Ni12M02Ti
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ZG00Cr17Ni14M02
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WCB
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闸板
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ZG1Cr18Ni9Ti
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ZG00Cr18Ni10
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ZG1Cr18Ni12M02Ti
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ZG00Cr17Ni14M02
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1Cr13
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阀杆
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1Cr18Ni9Ti
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00Cr18Ni10
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1Cr18Ni12M02Ti
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00Cr17Ni14M02
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1Cr13
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填料
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PTFE编织
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PTFE编织
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PTFE编织
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PTFE编织
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石墨
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垫片
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304＋PTFE
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304L＋PTFE
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316＋PTFE
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316L＋PTFE
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石墨＋304
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压盖
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ZGICr18Ni9Ti
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ZG00Cr18Ni10
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ZG1Cr18Ni12M02Ti
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ZG00Cr17Ni14M02系列
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WCB
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填料压环
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1Cr18Ni9Ti
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00Cr18Ni10
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1Cr18Ni12M02Ti
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00Cr17Ni14M02
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1Cr13
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螺栓
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1Cr17Ni2
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1Cr17Ni2
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1Cr17Ni2
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1Cr17Ni2
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35CrMoA
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螺母
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni9Ti
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45
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主要外形尺寸：
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尺寸
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DN
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25
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32
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40
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50
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65
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80
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100
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125
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150
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200
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250
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300
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350
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400
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500
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L
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mm
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160
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180
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200
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230
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290
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310
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350
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400
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480
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550
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650
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750
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850
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950
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1150
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H
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mm
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-
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-
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150
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160
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175
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1850
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220
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248
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276
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350
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410
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430
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466
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560
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618
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2.5MPa主要连接尺寸
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尺寸
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DN
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25
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32
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40
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50
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65
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80
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100
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125
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150
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200
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250
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300
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350
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400
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500
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L
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mm
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160
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180
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200
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230
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290
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310
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350
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400
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480
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550
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650
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750
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850
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950
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1150
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H
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mm
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-
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-
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150
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160
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175
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1850
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220
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248
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276
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350
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410
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430
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466
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560
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618
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