GB/T584-1999铸钢直通截止阀
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GB/T1853-94 船用法兰铸钢舷侧截止止回阀
性能规范 Technical Data
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公称压力 Nominal Pressure(MPa)
|
公称通径 Nominal Diameter(mm)
|
适用介质 Applicable Medium
|
|
1.0
|
65～300
|
淡水、滑油、燃油和 t≤200℃蒸汽
Fresh water, Lubricanting oil, Fuel oil, t≤300℃ steam. |
|
1.6
|
100～250
|
|
|
2.5
|
20～150
|
|
|
4.0
|
65～100
|
淡水、滑油、燃油和 t≤400℃蒸汽
Fresh water, Lubricanting oil, Fuel oil, t≤400℃ steam. |
|
6.4
|
20～50
|
主要零部件材质 Materials of Main Parts
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零件名称
|
材料
|
||
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名称
|
牌号
|
||
|
阀体、阀盖 Body/Cover
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铸钢 Cast Steel
|
ZG230-450
|
|
|
阀盘 Disc
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优质碳素钢 High-quality Carbon Steel
|
钢 25
|
|
|
阀杆 Stem
|
不锈钢 Stainless Steel
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2Cr13
|
|
|
阀盘密封圈 Disc Seal ring
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焊不锈钢 Weld Stainless Steel
|
H2Cr13
|
|
|
阀体密封圈 Body Seal ring
|
PN≤2.5
|
焊不锈钢 Weld Stainless Steel
|
H1Cr18Ni9Ti
|
|
PN≥4.0
|
焊不锈钢 Weld Stainless Steel
|
H2Cr13
|
|
PN1.0、1.6、2.5MPa的A型、B型基本尺寸 Dimensions
|
公称 压力 PN (MPa)
|
公称 通径 DN (mm)
|
结构尺寸
Structure Dimension |
壁厚 Thickness
|
法兰 Flange
|
螺栓 Bolt
|
手轮
Hand wheel |
升程
Lift Range m |
参考重量 Weight(kg)
|
|||||||||||
|
L
|
H≈
|
H1
|
|||||||||||||||||
|
A型
|
B型
|
A型
|
B型
|
B型
|
D
|
D1
|
|
d0
|
b
|
n个
|
Th
|
Do
|
S
|
A型
|
B型
|
||||
|
1.0
|
65
|
290
|
115
|
310
|
277
|
115
|
6.0
|
155
|
123
|
104
|
15
|
14
|
6
|
M14
|
140
|
12
|
18
|
14.9
|
12.9
|
|
80
|
310
|
125
|
345
|
304
|
125
|
7.0
|
170
|
138
|
118
|
15
|
14
|
8
|
M14
|
160
|
14
|
24
|
19.0
|
17.9
|
|
|
100
|
350
|
150
|
374
|
325
|
135
|
8.0
|
190
|
158
|
138
|
15
|
14
|
8
|
M14
|
180
|
14
|
35
|
28.6
|
24.0
|
|
|
125
|
400
|
175
|
426
|
366
|
155
|
8.0
|
215
|
183
|
164
|
15
|
14
|
10
|
M14
|
200
|
17
|
44
|
38.2
|
33.7
|
|
|
150
|
500
|
180
|
487
|
415
|
160
|
9.0
|
240
|
208
|
190
|
15
|
14
|
12
|
M14
|
200
|
17
|
57
|
51.3
|
41.9
|
|
|
1.6
|
125
|
400
|
175
|
465
|
405
|
155
|
8.0
|
225
|
187
|
168
|
17
|
15
|
10
|
M16
|
250
|
22
|
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