| J41N-25\J41N-40 liquefied gas stop valve |
| Type of the products: J41N |
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Characteristic:
It is the packing to adopt the elastic shaping polytetrafluoroethylene (PTFE), the packing sealing property rises with the medium pressure but strengthens, combine possession and pour the sealed function , is suitable for high school's pressing the gas and sending the pipeline.
J41N-25/40 stop valve
Open directly (DN ): 15∽ 200 ( mm)
2.5∽ 4.0MPa of pressure (PN )
Material : Forge steel , carbon steel
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Major part material :
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The valve has body
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Valve stem, valve one
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Seal the surface
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Packing
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Carbon steel
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Stainless steel
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Stainless steel and 101
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Polytetrafluoroethylene (PTFE)
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Nylon
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Performance norm:
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Nominal pressure PN
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JIS10K
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JIS20K
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MPa
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1.6
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2.5
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4.0
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Shell test pressure PN
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2.4
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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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1.76
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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 ,etc.
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Suitable temperature
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-40∽ +80 degrees Centigrade
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The flange connects the standard
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JB/T 79-94
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Japanese JIS-10K , 20K judge and stop the valve
Open directly (DN ): 15∽ 200 ( mm)
Pressure (PN ): 2.5,4.0MPa
Material : Forge steel , carbon steel
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The size of main appearance and size of connecting:
Unit: mm
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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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207
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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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120
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20
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150
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217
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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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160
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219
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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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160
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32
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190
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280
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135
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100
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78
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18
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2
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4-18
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180
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2.5MPa
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40
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200
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330
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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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200
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4.0MPa
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50
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230
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350
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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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240
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10K
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65
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290
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400
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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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280
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20K
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80
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310
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430
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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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320
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100
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350
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465
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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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360
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125
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400
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502
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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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400
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150
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480
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560
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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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440
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200
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600
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580
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360
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310
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278
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34
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4
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12-25
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480
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| Note: The flange seals the surface pattern concave and convex face and makes concave surface according to user's order contract requirement. |
