船用法兰铸钢截止阀（直通式，角式）GB/T584-2008
型式：A、AS、B、BS型
适用介质：A、AS型—淡水、滑油、燃油和t≤300℃的蒸汽
B、BS型—淡水、滑油、燃油和t≤400℃的蒸汽
公称压力：1.0、1.6、2.5、4.0、6.4MPa
公称通径：DN20～DN300
法兰标准：GB2501-89
材料：阀体、阀盖材料为ZG230-450,阀盘材料为25#钢，阀杆材料为2Cr13
GB/T584-2008船用法兰铸钢截止阀 GB/T584-1999船用法兰铸钢截止阀 GB/T585-2008船用法兰铸钢截止止阀
GB/T585-1999船用法兰铸钢截止止回阀 GB/T586-2008船用法兰铸钢止回阀 GB/T586-1999船用法兰铸钢止回阀
GB/T587-2008船用法兰青铜截止阀 GB/T587-1993船用法兰青铜截止阀 GB/T588-2008船用法兰青铜截止止回阀
GB/T588-1993船用法兰青铜截止止回阀 GB/T589-2008船用法兰青铜止回阀 GB/T589-1993
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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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1.0
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65～300
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淡水、滑油、燃油和 t≤300℃蒸汽
Fresh water, Lubricanting oil, Fuel oil, t≤300℃ steam.
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1.6
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100～250
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2.5
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20～150
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4.0
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65～100
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淡水、滑油、燃油和 t≤400℃蒸汽
Fresh water, Lubricanting oil, Fuel oil, t≤400℃ steam.
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6.4
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20～50
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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 Material
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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 Cast Steel
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ZG230-450
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阀盘 Disc
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优质碳素钢 High-quality Carbon Steel
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钢 25
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阀杆 Stem
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不锈钢 Stainless Steel
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2Cr13
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阀盘密封圈 Disc Seal ring
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焊不锈钢 Weld Stainless Steel
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H2Cr13
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阀体密封圈 Body Seal ring
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PN≤2.5
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焊不锈钢 Weld Stainless Steel
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H1Cr18Ni9Ti
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PN≥4.0
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焊不锈钢 Weld Stainless Steel
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H2Cr13
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公称 压力 PN (MPa)
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公称 通径 DN (mm)
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结构尺寸
Structure Dimension
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壁厚 Thickness
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法兰 Flange
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螺栓 Bolt
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手轮
Hand wheel
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升程
Lift Range m
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参考重量 Weight(kg)
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L
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H≈
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H1
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A型
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B型
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A型
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B型
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B型
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D
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D1
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d0
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b
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n个
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Th
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Do
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S
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A型
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B型
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1.0
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65
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290
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115
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310
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277
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115
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6.0
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155
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123
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104
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15
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14
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6
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M14
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140
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12
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18
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14.9
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12.9
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80
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310
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125
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345
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304
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125
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7.0
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170
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138
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118
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15
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14
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8
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M14
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160
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14
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24
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19.0
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17.9
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100
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350
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150
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374
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325
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135
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8.0
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190
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158
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138
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15
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14
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8
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M14
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180
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14
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35
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28.6
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24.0
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125
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400
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175
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426
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366
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155
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8.0
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215
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183
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164
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15
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14
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10
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M14
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200
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17
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44
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38.2
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33.7
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150
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500
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180
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487
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415
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160
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9.0
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240
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208
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190
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15
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14
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12
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M14
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200
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17
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57
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51.3
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41.9
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1.6
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125
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400
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175
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465
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405
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155
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8.0
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225
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187
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168
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17
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15
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10
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M16
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250
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22
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44
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45.4
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38.9
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150
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500
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180
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524
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452
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160
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9.0
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255
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217
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196
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17
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15
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12
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M16
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280
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24
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57
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58.9
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51.7
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2.5
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20
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150
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75
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217
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203
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75
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6.0
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95
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68
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48
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13
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11
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4
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M12
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80
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8
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7
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4.5
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4.4
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25
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160
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80
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217
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203
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80
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6.0
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105
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73
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56
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13
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12
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4
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M12
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80
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8
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7
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5.1
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5.0
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32
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180
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85
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236
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216
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85
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6.0
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1 15
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83
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64
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15
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13
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6
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M14
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100
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9
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9
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6.9
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6.1
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40
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200
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90
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260
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236
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90
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7.0
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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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120
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11
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11
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9.2
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7.2
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50
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230
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95
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288
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258
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95
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7.0
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135
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103
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84
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15
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13
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6
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M14
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140
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12
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14
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12.9
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12.7
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65
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290
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115
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335
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301
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115
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7.0
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170
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132
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110
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17
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15
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8
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M16
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160
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14
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18
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18.8
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18.9
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80
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310
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125
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362
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321
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125
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7.0
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185
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147
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126
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17
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16
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8
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M16
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200
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17
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24
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24.8
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22.7
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100
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350
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150
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417
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368
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135
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8.0
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205
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167
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146
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17
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16
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10
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M16
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250
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22
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35
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34.9
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31.3
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125
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400
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175
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481
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432
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155
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9.0
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240
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196
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172
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21
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19
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10
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M20
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280
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24
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44
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52.2
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47.9
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150
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500
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200
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537
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484
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175
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9.0
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270
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226
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200
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21
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20
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12
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M20
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320
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27
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57
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68.5
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60.3
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PN1.0、1.6、2.5MPa的A型、B型基本尺寸 Dimensi
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