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Classification：Butterfly's valve
Trade names：
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| Butterfly's valve of special-purpose signal of WBSX fire control |
| Type of the products: WBSX |
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The products are summed up:
BWSC centre line type to insert signal butterfly valve whether our factory introduce foreign advanced technology and centre line type butterfly's valve developed by oneself, it is of simple structure, it is reliable to seal, it is light , longe-lived and safeguarding conveniently when the advantage to open. So widely applied to give such systems as draining off water , building fire control ,etc. various kinds of pipelines, especially in the fire control pipeline. This signal valve very undoubted demonstrating the switch state of the valve, have ocular , clear , reliable reflecting the working state in the fire-fighting system , extensive, the a large number of one is suitable for the fire-fighting system . |
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Main technical parameter
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Stimulate the menstrual flow nominally
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Nominal pressure
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Working temperature
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Seal and test
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The intensity testing
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Suitable medium
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DN50- 400mm
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1.0/1.6/2.5MPa
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-10 degrees Centigrade - -80 degrees Centigrade
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Nominal pressure of 1.1 times
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Nominal pressure of 1.5 times
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Water , oil , angry
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Major part material
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Serial number
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Part name
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Material
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Serial number
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Part name
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Material
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1
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The valve has body
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Ball iron , casting steel
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7
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Seal and enclose
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NBR. EPDM
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2
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Axle of the valve
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SUS410/SUS316
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8
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Round spacer
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SUS316 / brass
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3
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Butterfly's board
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The ball iron gushes out moulding , stainless steel
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9
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To the ring of holding
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SUS316 / brass
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4
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Valve seat
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EPDM, PTEE
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10
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Block and enclose
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Spring steel
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5
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Bush
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The bronze, polytetrafluoroethylene (PTFE)
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The main appearance of butterfly's valve of special-purpose signal of WBSX fire control connects size
Unit: mm
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DN
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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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H
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268
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287
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309
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342
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376
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410
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495
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565
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849
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985
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1109
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H1
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70
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76
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86
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104
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118
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132
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167
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198
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239
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267
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309
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L1
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43
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46
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46
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52
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56
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56
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60
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68
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68
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78
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102
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L2
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32
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47
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65
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91
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112
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146
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194
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242
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292
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325
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380
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L3
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245
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245
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245
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245
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245
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245
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400
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400
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400
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400
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431
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Ф 1
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152
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152
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152
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152
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152
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152
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300
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300
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305
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305
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290
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