船用法兰铸铁截止阀GB/T590-1993
型式：A、AS、B、BS型
适用介质：海水、淡水、滑油、燃油和t≤220℃的蒸汽
公称压力：0.6、1.0、1.6、MPa
公称通径：DN20～DN300
法兰标准：GB2501-89
材料：阀体、阀盖、HT200，阀盘材料为ZCuSn10Zn2,阀杆材料为QA19-2，阀座为ZCuA19Mn2
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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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06
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50 - 300
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海水、淡水、滑油、燃油和f≤220C蒸汽
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10
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65 - 250
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Sea water. Fresh water. Lubricanting oil, Fuel oil,
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16
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20 - 50
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f≤220C steam
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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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灰铸铁
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HT200
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阀盘Disc
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铸锡青铜
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ZCuSn102n2
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阀座Seat
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铸铝青铜
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ZCuA19Mn2
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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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PNl.O、1.6MPa的A型、B型基本尺寸Dimensi
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公称
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公称
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ructure Dimension
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法兰
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螺栓
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手轮
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升程
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参考重量
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压力
PN
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通径
DN
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H≈
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Hi
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壁厚
Thickness
6
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Flange
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Bolt
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Hand wheel
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Lift
Range
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Weight(kg)
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(MPa)
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(mm)
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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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Di
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D2
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do
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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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m
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A型
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B型
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65
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310
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277
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1 15
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9
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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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140
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12
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18
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18.9
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16.7
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80
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345
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304
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125
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9
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170
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138
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118
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15
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15
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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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23.0
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19.9
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1.0
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100
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374
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325
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135
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10
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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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180
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14
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35
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31.0
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27.2
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125
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426
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366
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155
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10
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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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200
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17
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44
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39.3
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37.5
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150
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482
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410
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160
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11
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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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200
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17
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57
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55.5
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48.4
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20
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217
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203
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75
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7
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95
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68
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48
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13
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14
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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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5.7
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5.1
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25
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217
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203
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80
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7
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105
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73
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56
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13
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14
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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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6.0
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5.6
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1.6
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32
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236
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216
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85
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7
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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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15
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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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7.0
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6.9
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40
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260
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236
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90
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8
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125
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93
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74
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15
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16
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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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8.5
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50
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288
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258
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95
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8
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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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140
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12
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14
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11.9
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11.3
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