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不锈钢截止阀系列Stainless Steel Stop Valve Series
 
性能范围Specifications
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型号
Type
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公称压力Nominal Presure
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试验压力
Test Pressure
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工作温度（℃）Working Temperature
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适用介质Suitable
Medium
|
|
强度（水）
（Mpa）
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密封（水）
空气（Mpa）
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低压密封空气（Mpa）
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J41W-16P(R)
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1.6
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2.4
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1.8
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0.6
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≤200
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|
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硝酸类
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J41W-25P(R)
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2.5
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3.8
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2.8
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0.6
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≤200
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ACETIC ACID
|
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醋酸类
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J41W-40P(R)
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4.0
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6.0
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4.4
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0.6
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≤200
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NITRIC ACID
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硝酸类
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J41W-64P(R)
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6.4
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9.6
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7.0
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0.6
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≤200
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ACETIC ACID
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醋酸类
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主要零件材料 Material for main parts
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零件名称
Part name
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材料 Material
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Q41W-16P
－25P
－40R
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Q41W-16R
－25P
－40R
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阀体、阀盖Body donnet
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铬镍钛钢
Ci Ni Ti
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铬镍铝钛钢
Ci Ni Mo Ti steel
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阀板Wedge gate
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阀杆Stem
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阀杆螺母Stem nut
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铝铁青铜 Al bronze
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手轮Hand wheel
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灰铸铁、可锻铸铁 Csatiom forageable casriron
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主要连接尺寸和外形尺寸Main connecting and overall dimensions
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型号
Type
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公称通径DN
Nominal
Diameter
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尺寸（mm） Dimensions
|
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L
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D
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D1
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D2
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H
|
b-f
|
Z-φd
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D0
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J41W-16P(R)
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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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170
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16-2
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4-14
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120
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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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190
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16-2
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4-14
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140
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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
|
205
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16-2
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4-14
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160
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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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270
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18-2
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4-18
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180
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40
|
200
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145
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110
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85
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310
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18-3
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4-18
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200
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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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358
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18-3
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4-18
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240
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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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373
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18-3
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4-18
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280
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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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435
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20-3
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8-18
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320
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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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500
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20-3
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8-18
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360
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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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614
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22-3
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8-18
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400
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150
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480
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280
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240
|
210
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674
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24-3
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8-23
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400
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200
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600
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335
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295
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