船用法兰铸钢吸入通海阀GB/T2029-80, 船用法兰铸钢吸入通海阀(四进位)GB/11691-89,公称压力；PN0.4MPA,公称通径DN80-DN400,适用介质；海水，淡水，阀体，阀盖；铸钢/锡青铜，阀盘 阀座；锡青铜，阀杆；铝青铜。
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性能规范Technical Data
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公称压力
Nominal Pressure
(MPa)
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公称通径
Nominal Diameter
(mm)
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适用介质
Applicable Medium
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0 4
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50 - 400
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海水、淡水
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50 - 500
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Sea water. Fresh water
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B型基本尺寸Dimensi
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主要零部件材质Materials of Main Parts
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零件名称Parts Name
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材料Materia
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名称Name
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牌号Marks
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阀体、阀盖Body/Cover
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铸钢
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ZG230-450
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阀盘、阀座Disc/Seat
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铸锡青铜
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ZCuSn102n2
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阀杆Stem
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铝青铜Aluminum Bronze
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CuA19Mn2
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公称
通径
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结构尺寸
Structure Dimension
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法兰Flange
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螺栓Bont
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壁厚
Thickness
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手轮
Hand wheel
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升程
Lift Range
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参考重量
Weight
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DN(mm)
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L
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H
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D
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Di
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D2
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b
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Do
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n个
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Th.
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f
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DO
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m
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(kg)
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50
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125
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230
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135
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103
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84
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13
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15
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6
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M14
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7
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140
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16
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14.4
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65
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145
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240
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155
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123
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104
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13
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15
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6
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M14
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7
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140
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20
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17.6
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80
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155
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260
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170
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138
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118
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14
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15
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8
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M14
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7
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160
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24
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16.8
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100
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175
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280
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190
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158
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138
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14
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15
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8
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M14
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8
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180
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30
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21.8
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125
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200
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310
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215
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183
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164
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14
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15
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10
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M14
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8
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200
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40
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30.8
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150
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225
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340
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240
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208
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190
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14
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15
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12
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M14
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9
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225
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48
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47.8
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200
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275
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375
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295
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264
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247
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15
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15
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12
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M14
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9
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280
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60
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68.4
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250
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325
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425
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365
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327
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306
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16
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17
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14
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M16
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10
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360
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70
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104.0
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300
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375
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480
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430
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386
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360
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19
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22
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14
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M20
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11
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400
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78
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167.0
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350
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425
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560
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480
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436
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410
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20
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22
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16
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M20
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11
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450
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100
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221.0
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400
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475
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640
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530
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486
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460
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21
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22
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16
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M20
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12
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500
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1 10
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292.0
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