船用法蘭鑄鋼吸入通海閥GB/T2029-80, 船用法蘭鑄鋼吸入通海閥(四進位)GB/11691-89,公稱壓力；PN0.4MPA,公稱通徑DN80-DN400,適用介質(zhì)；海水，淡水，閥體，閥蓋；鑄鋼/錫青銅，閥盤 閥座；錫青銅，閥桿；鋁青銅。
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性能規(guī)范Technical Data
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公稱壓力
Nominal Pressure
(MPa)
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公稱通徑
Nominal Diameter
(mm)
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適用介質(zhì)
Applicable Medium
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0 4
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80 - 400
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海水、淡水
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B型基本尺寸Dimensions
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主要零部件材質(zhì)Materials of Main Parts
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零件名稱Parts Name
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材料Materia
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名稱Name
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牌號Marks
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閥體、閥蓋Body/Cover
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鑄鋼Cast Steel
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ZG230-450
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閥盤、閥座Disc/Seat
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鑄錫青銅Cast Tin Bronze
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ZCuSn102n2
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閥桿Stem
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鋁青銅Aluminum Bronze
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CuA19Mn2
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公稱
通徑
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結(jié)構(gòu)尺寸
Structure Dimension
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法蘭Flange
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螺栓Bont
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壁厚
Thickness
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手輪
Hand wheel
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升程
Lift Range
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參考重量
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個
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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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