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Classification:Keep the valve warm
Trade names:
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BZ41Y keeps the floodgate valve warm |
Type of the products: BZ41Y |
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Major part material :
Part material
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Material
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BZ41Y-16I-25I-40I
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BZ41Y-16I-25I-40I
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BZ41Y-16I-25I-40I
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Valve body , valve making
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Chromium molybdenum steel
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Valve board
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Alloy steel + hard alloy
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Chromium nickel titanium steel
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Chromium nickel molybdenum titanium steel
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Valve stem
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Alloy steel
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Valve stem nut
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Aluminium iron bronze
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Handwheel
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Gray casting iron , malleable cast iron
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Performance norm :
Type
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Nominal pressure
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Working temperature degrees Centigrade
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Suitable medium
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Intensity (water) (MPa)
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Seal (water) (MPa)
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Seal low-voltagly (air) (MPa)
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BZ41H-16C
BZ41W-16P(R)
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1.6
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2.4
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1.8
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0.6
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≤ 200
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Acid , alkali
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BZ41W-25P(R)
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2.5
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3.8
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2.8
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0.6
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≤ 200
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Acid , alkali
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BZ41W-40P(R)
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4.0
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6.0
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4.4
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0.6
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≤ 200
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Acid , alkali
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BZ41W-64P(R)
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6.4
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9.6
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7.0
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0.6
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≤ 200
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Acid , alkali
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External dimension and size of connecting :
Type
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Nominal open DN directly
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Size
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L
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D
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D1
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D2
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b-f
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Z- Φ d
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H
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Do
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BA41W-16P(R)
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15
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130
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95
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65
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45
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16-2
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4-14
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170
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120
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20
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150
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105
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75
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55
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16-2
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4-14
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190
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140
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25
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160
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115
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85
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65
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16-2
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4-14
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205
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160
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32
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180
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135
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100
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78
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18-2
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4-18
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270
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180
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40
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200
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145
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110
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85
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18-3
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4-18
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310
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200
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50
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250
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160
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125
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100
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18-3
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4-18
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358
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240
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65
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265
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180
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145
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120
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18-3
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4-18
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373
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240
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80
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280
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195
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160
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135
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20-3
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8-18
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435
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280
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100
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300
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215
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180
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155
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20-3
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8-18
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500
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300
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125
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325
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245
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210
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185
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22-3
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8-18
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614
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320
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150
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350
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280
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240
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210
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24-3
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8-23
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674
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360
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200
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400
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335
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295
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265
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26-3
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12-23
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818
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400
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250
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450
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405
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355
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320
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30-3
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12-25
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969
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450
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300
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500
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460
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410
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375
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30-4
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12-25
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1145
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560
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Type
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Nominal open DN directly
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Size
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L
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D
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D1
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D2
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D6
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b-f
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Z- Φ d
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H
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BA41W-40P(R)
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15
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130
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95
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65
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45
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40
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16-2
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4-14
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135
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20
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150
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105
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75
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55
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51
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16-2
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4-14
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190
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25
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160
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115
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85
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65
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58
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16-2
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4-14
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205
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32
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180
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135
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100
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78
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66
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18-2
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4-18
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270
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40
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200
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145
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110
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85
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76
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18-3
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4-18
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310
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50
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250
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160
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125
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100
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88
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20-3
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4-18
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371
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65
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280
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180
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145
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120
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110
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22-3
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8-18
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39
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80
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310
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195
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160
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135
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121
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22-3
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8-18
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455
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100
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350
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230
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190
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160
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150
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24-3
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8-23
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551
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125
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400
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270
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220
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188
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176
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28-3
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8-25
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628
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150
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450
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300
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250
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218
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204
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30-3
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8-25
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708
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200
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550
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375
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320
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282
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260
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38-3
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12-30
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885
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250
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650
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445
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385
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345
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313
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42-3
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12-24
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960
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Type
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Nominal open DN directly
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Size
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L
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D
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D1
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D2
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D6
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b-f
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Z- Φ d
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H
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BA41W-64P(R)
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15
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130
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105
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75
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55
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41
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18-2
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4-14
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140
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20
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150
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125
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90
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68
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51
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20-2
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4-18
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195
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25
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160
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135
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100
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78
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58
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22-2
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4-18
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210
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32
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180
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150
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110
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82
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66
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24-2
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4-23
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280
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40
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200
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165
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125
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95
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76
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24-3
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4-23
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328
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50
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250
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175
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135
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105
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88
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26-3
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4-23
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390
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65
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280
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200
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160
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130
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110
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28-3
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8-23
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410
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80
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310
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210
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170
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140
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121
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30-3
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8-23
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485
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100
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350
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250
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200
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168
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150
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32-3
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8-25
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590
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125
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400
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295
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240
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202
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176
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36-3
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8-30
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688
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150
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450
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340
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280
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240
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204
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38-3
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8-34
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768
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200
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550
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405
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345
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300
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260
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44-3
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12-34
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972
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250
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650
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470
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400
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350
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313
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48-3
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12-41
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1059
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