Product [long rod butterfly] details：
Product model：D3/6/973H
Item name: long rod butterfly valve
Product features: long rod butterfly valve price, long rod butterfly valve, long rod butterfly valve manufacturers
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Part name
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Material Science
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valve body
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Cast iron, cast steel, stainless steel, alloy steel, chromium molybdenum steel
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Disc
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Cast steel, alloy steel (chrome plated), stainless steel, chrome molybdenum steel
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Seal ring
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Stainless steel, poly grease, anti-wear material
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The stem
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2Cr13、1Cr13Stainless steel, chrome molybdenum steel
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filler
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Flexible graphite
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Note: Dt- represents elastic seal structure
D3/6/973H-40C.P.R.VSeries clamp type elastic metal hard seal butterfly valve：
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Nominal diameter
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Structure length
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Dimensions (reference values)
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Connection dimensions (standard values)
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(standard value)
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H
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Dt373H
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Dt673H
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D973H
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PN4.0MPa
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millimeter
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inch
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L
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H1
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A1
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B1
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H2
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A2
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B2
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H3
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A3
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B3
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D1
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Z-d
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50
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2
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43
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112
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350
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180
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200
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625
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250
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170
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530
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250
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255
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125
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4-18
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65
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2 1/2
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46
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115
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370
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270
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280
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625
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250
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170
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530
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250
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255
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145
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8-18
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80
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3
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49
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120
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380
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270
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280
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645
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250
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170
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565
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250
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255
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160
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8-18
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100
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4
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56
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138
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420
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270
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280
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675
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250
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170
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600
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250
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255
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190
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8-22
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125
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5
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64
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164
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460
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380
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420
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715
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450
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220
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640
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250
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255
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220
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8-26
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150
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6
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70
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175
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555
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380
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420
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800
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450
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220
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705
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300
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315
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250
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8-26
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200
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8
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71
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208
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605
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450
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470
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850
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450
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220
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775
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300
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315
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320
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12-30
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250
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10
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76
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243
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680
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450
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470
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925
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450
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280
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945
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300
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315
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385
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12-33
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300
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12
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83
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283
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825
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450
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470
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1035
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650
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280
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1070
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300
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315
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450
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16-33
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350
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14
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92
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310
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900
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480
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490
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1070
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650
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280
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1140
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300
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315
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510
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16-36
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400
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6
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102
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340
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980
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480
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490
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1190
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650
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280
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1210
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300
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315
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585
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16-39
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450
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8
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114
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380
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1030
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640
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660
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1335
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575
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714
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610
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20-39
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500
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20
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127
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410
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1105
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640
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660
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1415
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575
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714
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670
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20-42
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Note: flange standard：GB/T9113.1-2000 GB/T9113.2-2000 GB/T9115.1-2000 GB/9115.2-2000
User attention: tableH1、H2、H3The size can be extended according to the needs of the user (long rod butterfly), if you need to order the special materials。
Note: Dt- represents elastic seal structure
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Nominal diameter
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DN(mm)
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50~1200
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Nominal pressure
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PN(MPa)
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0.6
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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 pressure
Ps(MPa)
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強度試驗
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0.9
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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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密封試驗
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0.66
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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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氣密封試驗
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0.6
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0.6
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0.6
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0.6
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0.6
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Applicable medium
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Water, steam, oil, acid corrosion, etc.。
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Applicable temperature
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carbon steel：-29℃~425℃ Stainless steel：-40℃~600℃
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簡體中文版
English
