1.制造与验收技术条件按日本火力发电用阀门标准E101和JB/T3595-93的规定；
2.结构长度按E101的规定或按用户提供尺寸
3.焊接坡口接电力工业管理标准78DG的规定或按用户提供尺寸。
主要零件的材料说明：
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性能规范Property and specifiecation
|
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产品型号 Product type
公称压力PN(MPa)Nominal pressure |
试验压力(MPa)Test pressure
|
工作压力(MPa)
Working pressure |
工作温度(℃)
Working temperature |
适用介质
Appicable medium |
||
|
强度试验
Sheel test |
密封试验/上密封实验
Seal test |
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|
Z960Y-250
|
25
|
37.5
|
27.5
|
-
|
≤425
|
水、蒸汽、Water,steam
|
|
Z960Y-320
|
32
|
48.0
|
36.0
|
-
|
≤425
|
|
|
Z960Y-P54100
|
-
|
30.0
|
22.0
|
P5410
|
≤540
|
蒸汽 Steam
|
|
Z960Y-P54170
|
-
|
48.0
|
36.0
|
P5417
|
≤540
|
|
|
主要零件材料Matecrial for main parts
|
||||||
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零件名称Part name
|
材料牌号Material designation
|
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|
阀体Body
|
WCB
|
WC6
|
WC9
|
|||
|
阀板Disc
|
WCB
|
WC6
|
WC9
|
|||
|
阀盖Bonnet
|
25
|
12Cr1Mo1VA
|
||||
|
阀杆Stem
|
1Cr17Ni2
|
20Cr1Mo1VA
|
||||
|
阀座Seat
|
25
|
12Cr1Mo1VA
|
||||
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密封环Sealing ring
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S软钢(增强柔性石墨)S soft steel (flexible graphite)
|
S软钢S soft steel
|
F软钢F Soft steel
|
|||
|
填料Packing
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增强柔性石墨Fexible graphite
|
|||||
|
支架Yoke
|
WCB
|
WCB或WC6
|
||||
|
阀杆螺母Stem nut
|
45(ZCuZn25A16Fe3Mn3)
|
|||||
|
四开环Four piece ring
|
1Cr13
|
20Cr1MoVA
|
|
|||
主要外形尺寸：
|
公称通径DNNominal diameter
|
主要外形尺寸和连接尺寸(mm)Main external and connecting dimensions
|
电动装置Electric dewice
|
重量(kg)Weight
|
||||
|
d
|
L
|
H
|
L1
|
L2
|
|||
|
Z960Y-250
|
|||||||
|
100
|
84
|
406
|
1164
|
437
|
277
|
DZW45
|
234
|
|
125
|
100
|
483
|
1402
|
437
|
277
|
DZW60
|
343
|
|
175
|
158
|
711
|
1650
|
554
|
309
|
DZW180
|
638
|
|
225
|
200
|
864
|
1650
|
554
|
309
|
DZW180
|
654
|
|
300
|
280
|
1067
|
2106
|
764
|
398
|
DZW350
|
1973
|
|
Z960Y-320
|
|||||||
|
100
|
96
|
533
|
1236
|
437
|
277
|
DZW60
|
291
|
|
125
|
118
|
610
|
1302
|
437
|
277
|
DZW60
|
315
|
|
150
|
148
|
762
|
1403
|
526
|
283
|
DZW90
|
672
|
|
175
|
148
|
762
|
1650
|
554
|
309
|
DZW180
|
684
|
|
225
|
222
|
1041
|
1650
|
554
|
309
|
DZW180
|
696
|
|
Z960Y-P54100V
|
|||||||
|
175
|
148
|
762
|
1650
|
554
|
309
|
DZW180
|
683
|
|
225
|
222
|
1041
|
1650
|
554
|
309
|
DZW180
|
704
|
|
250
|
222
|
1041
|
1795
|
554
|
309
|
DZW180
|
1214
|
|
300
|
294
|
1245
|
2080
|
554
|
309
|
DZW250
|
2125
|
|
Z960Y-P54170V
|
|||||||
|
125
|
98
|
630
|
1230
|
437
|
277
|
DZW60
|
312
|
|
225
|
186
|
1060
|
1680
|
554
|
309
|
DZW180
|
1401
|
|
300
|
278
|
1397
|
2265
|
764
|
|
DZW500
|
2834
|
|
325
|
310
|
1448
|
2265
|
690
|
398
|
DZW500
|
2632
|
|
350
|
338
|
1550
|
2536
|
715
|
|
DZWC-4
|
5591
|
