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Classification：Liquefied gas valve
Trade names：
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| Q41F-25\Q41F-40 liquefaction balloon valve |
| Type of the products: Q41F |
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Performance norm:
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Nominal pressure PN
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2.5
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4.0
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Shell test pressure PN
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3.75
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6.0
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Sealed test pressure of high pressure
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2.75
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4.4
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Suitable medium
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Liquefied gas , natural gas , steam , oil
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Suitable temperature
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-40∽ +150 degrees Centigrade
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The flange connects the standard
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JB/T: 2.5,4.0MPa
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Q41F-25, 40 flange ball valves
Open directly (DN ): 15-200(mm)
Pressure (PN ): 2.5,4.0MPa |
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Size of main appearance and size of connecting :
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PN
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DN
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L
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H
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D
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D1
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D2
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b
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f
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Z- φ d
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D0
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15
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130
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82
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95
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65
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45
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16
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2
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4-14
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130
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20
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140
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100
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105
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75
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55
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16
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2
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4-14
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140
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25
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150
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104
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115
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85
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65
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16
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2
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4-14
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150
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32
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165
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134
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135
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100
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78
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18
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3
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4-18
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170
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40
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180
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140
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145
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110
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85
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18
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3
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4-18
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230
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50
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200
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155
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160
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125
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100
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20
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3
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4-18
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230
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65
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220
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180
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180
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145
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120
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22
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3
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8-18
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300
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80
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250
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200
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195
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160
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135
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22
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3
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8-18
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400
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100
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320
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222
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230
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190
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160
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24
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3
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8-23
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400
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125
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400
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236
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270
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220
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188
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28
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3
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8-25
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1100
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150
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400
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295
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300
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250
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218
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30
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3
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8-25
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1100
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200
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500
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342
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360
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320
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282
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34
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4
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12-25
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1500
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