產品關鍵詞：
截止閥,J41H法蘭高壓截止閥,法蘭高壓截止閥,高壓截止閥,,
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截止閥的啟閉件是塞形的閥瓣，密封面呈平面或錐面，閥瓣沿流體的中心線作直線運動。閥桿的運動形式，有升降桿式（閥桿升降，手輪不升降），也有升降旋轉桿式（手輪與閥桿一起旋轉升降，螺母設在閥體上）。截止閥只適用于全開和全關，不允許作調節和節流。
執行標準 Administer Standard
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設計與制造 Design and Manufacture
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結構長度
Face To Face
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法蘭尺寸
Flange Dimension
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壓力-溫度 Pressure Temperature Lating
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試驗-檢驗 Inspection And Test
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GB122235
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GB12221
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GB9113 JB79
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GB9131
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GB/T13927 JB/T9092
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壓力試驗 Pressure Test
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公稱壓力NominalPressure
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1.6
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2.5
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4.0
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6.4
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10.0
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16.0
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強度試驗 Shell Test
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2.4
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3.8
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6.0
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9.6
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15.0
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24.0
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水密封試驗 Water Seal Test
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1.8
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2.8
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4.4
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7.0
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11.0
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18.0
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上密封試驗Backseat Test
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1.8
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2.8
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4.4
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7.0
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11.0
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18.0
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氣密封試驗 Air Seal Test
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0.5-0.7
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主要零件材料及性能 Main Part Materials and Property
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體、蓋、板 Body Cover Disc
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閥桿
Stem
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密封面 Sealing Face
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墊片
Sealing Shim
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填料
Packing
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工作溫度℃ Working Temperature
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適用介質Suitable Medium
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WCB
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2Cr13
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13Cr
STL
木體材料
With Body
Material
尼龍
Nylon
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增強柔性石墨
Enhanced Flexible Graphite
13Cr/柔性石墨
1Cr13/Flexible Graphite
08軟鋼
08 Soft Steal
0Cr18Ni9Ti
0Cr17Ni12Mo2Ti
XD550F(T)
PTFE
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柔性石墨
增強柔性石墨
Flexible Graphite
Enhanced Flexible Graphite
SFB/260
SFP/260
PTFE
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≤425
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水
蒸汽
油品
Water
Steam
Petroleum
Ptoducts
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WC1
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38CrMoAl
25Cr2MoV
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≤450
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WC6
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≤540
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WC9
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≤570
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C5 C12
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≤540
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ZGCr5Mo
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≤200
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硝酸類Nitric acid
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ZG1Cr18Ni9Ti
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1Cr18Ni9Ti
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≤200
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醋酸類Acetic acid
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ZG1Cr18Ni12Mo2Ti
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1Cr18Ni12Mo2Ti
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規格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
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1.6MPa
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DN
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L
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D
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D1
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D2
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b
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n-φd
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H
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Do
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重量 Weight
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凸面
法蘭
RF
J41H
J41Y
J41W
J41F
J41N
16C
16P
16R
16I
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10
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130
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90
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60
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40
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14
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4-14
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198
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120
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4.9
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15
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130
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95
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65
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45
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14
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4-14
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218
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120
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5.3
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20
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150
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105
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75
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55
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14
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4-14
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258
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140
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7.0
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25
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160
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115
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85
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65
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14
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4-14
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275
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160
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7.4
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32
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180
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135
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100
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78
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16
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4-18
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280
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180
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8.3
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40
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200
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145
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110
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85
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16
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4-18
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330
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200
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12.6
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50
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230
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160
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125
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100
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16
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4-18
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350
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240
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14
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65
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290
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180
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145
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120
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18
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4-18
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400
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280
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22.7
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80
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310
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195
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160
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135
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20
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8-18
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355
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280
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29
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100
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350
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215
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180
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155
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20
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8-18
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415
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320
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32.8
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125
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400
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245
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210
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185
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22
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8-18
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460
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360
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79.5
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150
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480
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280
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240
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210
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24
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8-23
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510
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400
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93
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200
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600
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335
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295
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265
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26
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12-23
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710
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400
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179
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250
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622
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405
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355
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320
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30
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12-25
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786
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450
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441
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300
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698
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460
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410
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375
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30
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12-25
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925
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500
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646
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規格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
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2.5MPa
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DN
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L
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D
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D1
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D2
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b
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n-φd
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H
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Do
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重量 Weight
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凸面法蘭
RF
J41H
J41Y
J41W
J41F
J41N
16C
16P
16R
16I
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10
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130
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90
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60
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40
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16
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4-14
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198
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120
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4.9
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15
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130
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95
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65
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45
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16
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4-14
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218
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120
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5.3
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20
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150
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105
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75
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55
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16
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4-14
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258
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140
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7.0
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25
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160
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115
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85
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65
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16
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4-14
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275
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160
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7.4
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32
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180
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135
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100
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78
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18
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4-18
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280
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180
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8.3
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40
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200
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145
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110
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85
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18
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4-18
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330
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200
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12.6
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50
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230
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160
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125
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100
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20
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8-18
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350
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240
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16
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65
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290
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180
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145
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120
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22
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8-18
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400
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280
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25
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80
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310
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195
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160
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135
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22
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8-23
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355
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280
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30
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100
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350
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230
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190
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160
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24
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8-25
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415
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320
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34.8
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125
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400
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270
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220
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188
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28
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8-25
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460
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360
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89.5
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150
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480
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300
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250
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218
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30
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12-25
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510
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400
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99
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200
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600
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360
|
310
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278
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34
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12-25
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710
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400
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181
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250
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622
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425
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370
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332
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36
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12-30
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786
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450
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445
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300
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698
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485
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430
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390
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40
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16-30
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925
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500
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651
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產品關鍵詞：
截止閥,J41H法蘭高壓截止閥,法蘭高壓截止閥,高壓截止閥,,
![J41H法蘭高壓截止閥]()
