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China Shanghai Qiuyi Valve Co.,Ltd
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Click to enlarge image
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Main performance parameter
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Nominal diameter
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DN(mm)
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1001400
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Nominal pressure
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PN(MPa)
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1.0
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1.6
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2.5
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4.0
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Test pressuer Ps(MPa)
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1.5
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2.4
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3.75
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6.0
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Strengthe test
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1.1
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1.76
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2.75
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4.4
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Seal test
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O50.8 MPa
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Suitable medium
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Water,Oil,Steam,Coal gas Acid,Alkali
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Suitable temperature
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-196桫600
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Material for main parts
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Name
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Material
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Body
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Carbon stee,Stainless steel,Chrome-moly bdenum-vanadium steel
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Disc
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Carbon stee,Stainless steel,Chrome-moly bdenum-vanadium steel
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Stem
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Stainless stee,Chrome-molybdenum-vanadium steel
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Seal ring
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Stainless steel,Hard and soft laminated metal flakes
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Seat
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Stainless steel,Satile etc.hard alloy
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Packing
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Flexible graphite
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Notice:When operating temperatureis -196 ues long neck structure,where H1can be decided according to users erquirement and denoted D
D363HD663HD963HConnection dimenstion
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Diameter
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Main dimension
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1OMPa
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1.6MPa
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2.5MPa
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4.0MPa
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mm
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inch
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L
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H
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H 7
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D
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D
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D
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D
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100
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4
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190
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115
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255
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112
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112
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114
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116
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125
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5
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200
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130
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295
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138
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138
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140
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142
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150
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6
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210
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145
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310
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162
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164
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166
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168
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200
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8
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230
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175
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380
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212
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214
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216
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219
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250
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10
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250
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210
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400
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263
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265
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267
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271
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300
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12
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270
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235
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460
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314
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316
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318
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322
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350
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14
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290
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270
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510
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364
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367
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370
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374
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400
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16
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310
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300
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545
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415
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418
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421
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426
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450
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18
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330
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330
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620
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466
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469
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472
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477
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500
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20
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350
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370
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650
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516
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519
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522
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528
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600
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24
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390
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430
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680
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617
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620
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525
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632
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700
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28
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430
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470
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780
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719
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722
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728
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835
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800
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32
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470
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530
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860
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820
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823
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830
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841
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900
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36
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510
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580
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900
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92
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924
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931
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945
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1000
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40
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550
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650
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980
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1022
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1026
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1034
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1048
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1200
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48
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630
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765
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1100
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1222
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1229
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1240
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1257
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