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船用法蘭鑄鋼閘閥性能規(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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0.6
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50 - 150
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0.4
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175 - 300
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海水、淡水、滑油
Sea water. Fresh water, Lu bricanting oil
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0.25
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350 - 500
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船用法蘭鑄鋼閘閥主要零部件材質(zhì)Materials of Main Parts
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零件名稱
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材料Material
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Parts Name
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名稱Name
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牌號Marks
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閥體、閥蓋、閥芯
Body/Cover/Disc
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灰鑄鐵、鑄鋼、鑄錫青銅
Gray Cast lron/Cast Steel/Cast Tin Bronze
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HT200. ZG230-450. ZCuSn102n2
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閥桿、螺母
Stem／Nut
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佃日“ 不銹鋼
Aluminum Bronze/Stainless Steel
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CuA19Mn2. 2Cr13
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密封圈
Seal Ring
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t口月’不銹鋼
Aluminum Bronze/Stainless Steel
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CuA19Mn2. 1Cr18Ni9Ti. 2Cr13
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船用法蘭鑄鋼閘閥A型的基本尺寸Dimensions
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公稱
壓力
DN
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公稱
通徑
DN
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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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閥桿Stem
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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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(MPa)
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(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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do
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b
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n個
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Th
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6
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d
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口
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Do
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m
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(kg)
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40
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170
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330
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125
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93
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74
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15
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13
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6
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M14
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6
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Tr20 x 8(P4)LH
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14
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160
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48
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15
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50
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190
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340
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135
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103
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84
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15
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16
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6
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M14
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8
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Tr20 x 8(P4)LH
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14
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180
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60
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20
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65
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200
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372
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155
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123
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104
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15
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15
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6
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M14
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9
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Tr20 x 8(P4)LH
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14
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180
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75
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24
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0.6
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80
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220
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430
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170
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138
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1 18
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15
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15
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8
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M14
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9
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Tr24 x 10(P5)LH
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17
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200
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92
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33
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100
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220
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460
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190
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158
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138
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15
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15
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8
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M14
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10
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Tr24 x 10(P5)LH
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17
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200
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112
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40
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125
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242
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528
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215
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183
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164
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15
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15
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10
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M14
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10
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Tr26 x 10(P5)LH
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19
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225
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138
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61
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150
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248
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566
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240
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208
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190
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15
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16
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12
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M14
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11
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Tr26 x 10(P5)LH
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19
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225
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165
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70
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175
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268
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630
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270
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238
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221
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15
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16
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12
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M14
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11
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Tr28 x 10(P5)LH
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22
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250
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190
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85
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0.4
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200
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278
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685
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295
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264
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247
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15
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16
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12
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M14
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11
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Tr28 x 10(P5)LH
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22
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250
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215
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100
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250
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310
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755
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365
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327
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306
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17
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18
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14
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M16
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13
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Tr30 x 10(P5)LH
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24
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280
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265
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153
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300
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345
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835
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430
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386
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360
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21
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19
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14
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M20
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13
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Tr30 x 10(P5)LH
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24
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280
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315
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199
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在線咨詢 
