结构特点及用途 Structure features and usages
- 本产品的阀盖填料室具有水密封结构,当借口通入压力位0.6-1MPa的水时,可使系统与大气隔离,保证系统具有良好的气密性。
- DS/Z型系列采用双闸板双向弹性密封、启闭灵活、迅速、密封可靠。
- 产品结构简单、紧凑合理、检修方便、使用寿命长。
- 在管路上作启闭装置用,必须处于全开货全闭状态,不得用于调节流量。
- 阀门连接方式有法兰和焊接两种,驱动方式为手动和电动。
- DS系列水封阀门适用于公称压力≤10.0MPa,工作温度≤425℃,工作介质为水,蒸汽、油品和非腐蚀气体的管路上作启闭装置用,尤其适用于火电厂汽机真空冷凝系统。
- The Chamber of packing of the vavle’s Bonnet of a water-scaled structure, which, when the water of 0.6-1MPa pressure goes into the-mouthpiece, can make the system isolated from air to ensure the system with a good leak proofness.
- Model DS/Z series use dual-gate dual-direction elastic sealings, being flexible and fast to open and close, reliable sealing.
- Simple, compact and reasonable structure, easy to overhaul and long duration.
- When to be used as the open&close device on pipelines, it must be in fully-opened or fully-closed state and unallowed to be used for flow adjustment.
- Two ways of connection: by flange and welding, two driving ways: manually and electrically.
- Suitable to act as the open&cloes device for the pipelines with the working medium of water, steam oil goods and non-corrosive gas, especially for the vacuum condensation system of the steam turbine in steam power plate.
主要性能规范 Chief property and specification
试验压力
Teat pressure
试验压力
Test pressure |
公称压力PN(MPa) |
| 1.0 |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
壳体强度试验
Shell strength test |
1.5 |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
密封试验
Seal test |
1.1 |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
上密封试验
Back seal test |
1.1 |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
气密封试验
Leak-proofness test |
0.5-0.7 |
适用范围
Suitable scope
产品类别
Product
Classification |
适用温度(℃)
Suitable
Temperzture |
适用介质
Suitable
Medium |
碳钢型(C)
Carbon steel |
≤425℃ |
水、蒸汽、油品
非腐蚀性气体
Water, steam, oil
goods
non-corrosive gas |
合金钢(I)
Alloy steel |
≤540℃ |
水、蒸汽、油品
非腐蚀性气体
Water, steam, oil
goods
non-corrosive gas |
主要零件材料 Material for main parts
产品类型
Product type |
零件名称 Name of parts |
阀杆螺母
Yoke nut |
填料
Packing |
阀体、阀盖、支架
Body, Bonnet, Yoke |
阀杆
Valve stem |
闸板、阀瓣、密封面
Wedge gate Disc Seal face |
阀座密封面
Seat Seal face |
碳钢型(C)
Carbon steel |
WCB
25 |
1Cr13
或2C r13 |
Cr13型不锈钢
或硬质合金
Sainless steel or
carbide alloy |
不锈钢
Stainless steel |
铝青铜
Al bronze |
柔性石墨
Flexible
graphite |
合金钢(I)
Alloy steel |
WCB
Cr5Mo1 |
20Cr1-
MoiVA |
钴基合金
Co-based alloy |
硬质合金
Hard alloy |
铝青铜
Al bronze |
柔性石墨
Flexible
graphite |

主要尺寸及重量Main dimensions and weight
DS/Z44H-40 DS/Z44H-40I DS/Z944H-40 DS/Z944H-40I
公称通径
DN(mm)
Nominal
diameter |
L |
D |
D1 |
D2 |
D6 |
f |
b |
f2 |
Z-d |
手动
Manually |
电动
Electrically |
| H |
D0 |
重量(Kg)
Weight |
H |
电动装置
Electric device |
重量(Kg)
Weight |
| 50 |
250 |
160 |
125 |
100 |
88 |
3 |
20 |
4 |
4-18 |
330 |
300 |
27 |
620 |
DZW10 |
5 |
| 65 |
270 |
180 |
145 |
120 |
110 |
3 |
22 |
4 |
8-18 |
435 |
300 |
38 |
714 |
DZW10 |
65 |
| 80 |
280 |
195 |
160 |
135 |
121 |
3 |
22 |
4 |
8-18 |
491 |
350 |
42 |
765 |
DZW15 |
70 |
| 100 |
300 |
230 |
190 |
160 |
150 |
3 |
24 |
4.5 |
8-23 |
573 |
350 |
57 |
840 |
DZW201 |
86 |
| 125 |
325 |
270 |
220 |
188 |
176 |
3 |
28 |
4.5 |
8-25 |
582 |
400 |
91 |
852 |
DZW201 |
120 |
| 150 |
350 |
300 |
250 |
218 |
204 |
3 |
30 |
4.5 |
8-25 |
605 |
400 |
110 |
875 |
DZW30 |
138 |
| 200 |
400 |
375 |
320 |
282 |
260 |
3 |
38 |
4.5 |
12-30 |
739 |
450 |
169 |
1015 |
DZW30 |
200 |
| 250 |
450 |
445 |
385 |
345 |
313 |
3 |
42 |
4.5 |
12-34 |
862 |
550 |
207 |
1225 |
DZW40 |
298 |
| 300 |
500 |
510 |
450 |
408 |
364 |
4 |
46 |
4.5 |
16-34 |
990 |
650 |
266 |
1371 |
DZW60 |
383 |
| 350 |
550 |
570 |
510 |
465 |
422 |
4 |
52 |
5 |
16-34 |
1139 |
750 |
513 |
1507 |
DZW90 I |
601 |
| 400 |
600 |
655 |
585 |
535 |
474 |
4 |
58 |
5 |
16-41 |
1523 |
850 |
627 |
1912 |
DZW120 |
866 |

主要尺寸及重量Main dimensions and weight
DS/Z64H-16C、25 DS/Z64Y-16I、25I
公称通径
DN(mm)
Nominal
diameter |
L |
a |
H |
D0 |
PN2.5(MPa) |
PN2.5(MPa) |
| D |
D1 |
重量(Kg)
Weight |
D |
D1 |
重量(Kg)
Weight |
| 50 |
250 |
37°30' |
334 |
250 |
58 |
50 |
19 |
64 |
49 |
23 |
| 65 |
270 |
37°30' |
439 |
250 |
75 |
65 |
32 |
82 |
67 |
35 |
| 80 |
280 |
37°30' |
495 |
300 |
91 |
79 |
34 |
95 |
77 |
37 |
| 100 |
300 |
37°30' |
575 |
350 |
110 |
97 |
44 |
117 |
101 |
49 |
| 125 |
325 |
37°30' |
587 |
350 |
136 |
121 |
75 |
114 |
126 |
78 |
| 150 |
350 |
37°30' |
607 |
350 |
163 |
146 |
82 |
172 |
158 |
105 |
| 200 |
400 |
37°30' |
740 |
400 |
223 |
202 |
158 |
223 |
202 |
160 |
| 250 |
450 |
37°30' |
863 |
400 |
278 |
254 |
184 |
278 |
254 |
188 |
| 300 |
500 |
37°30' |
990 |
400 |
330 |
305 |
245 |
330 |
305 |
249 |
| 350 |
550 |
37°30' |
1137 |
500 |
382 |
352 |
492 |
382 |
352 |
497 |
| 400 |
600 |
37°30' |
1523 |
500 |
432 |
399 |
588 |
432 |
399 |
592 |
| 450 |
650 |
37°30' |
1618 |
600 |
485 |
451 |
683 |
485 |
451 |
688 |
| 500 |
700 |
37°30' |
1657 |
600 |
535 |
501 |
876 |
535 |
499 |
853 |
| 600 |
800 |
37°30' |
1746 |
700 |
636 |
601 |
1013 |
636 |
599 |
1020 |
注:PN1.6(16)阀门允许作为PN1.0(10)压力级选用
DS/Z64H-40、64、100 DS/Z64Y-40I、64I、100I
公称通径
DN(mm)
Nominal
diameter |
L |
D |
a |
PN4.0(MPa) |
PN4.0(MPa) |
PN4.0(MPa) |
| D1 |
h |
D0 |
重量(Kg)
Weight |
D1 |
h |
D0 |
重量(Kg)
Weight |
D1 |
h |
D0 |
重量(Kg)
Weight |
| 50 |
250 |
64 |
37°30' |
49 |
345 |
300 |
30 |
50 |
350 |
300 |
34 |
49 |
350 |
300 |
37 |
65
|
270 |
83 |
37°30' |
67 |
441 |
300 |
38 |
66 |
447 |
300 |
41 |
64 |
447 |
300 |
44 |
| 80 |
280 |
96 |
37°30' |
79 |
495 |
350 |
42 |
77 |
499 |
350 |
45 |
75 |
499 |
350 |
47 |
| 100 |
300 |
117 |
37°30' |
101 |
575 |
350 |
52 |
99 |
582 |
400 |
55 |
97 |
582 |
400 |
58 |
| 125 |
325 |
144 |
37°30' |
126 |
587 |
400 |
80 |
129 |
590 |
400 |
83 |
125 |
590 |
400 |
97 |
| 150 |
350 |
172 |
37°30' |
152 |
607 |
400 |
107 |
150 |
611 |
450 |
110 |
145 |
611 |
450 |
113 |
| 200 |
400 |
223 |
37°30' |
200 |
740 |
450 |
164 |
198 |
745 |
550 |
169 |
190 |
747 |
550 |
172 |
| 250 |
450 |
278 |
37°30' |
252 |
863 |
550 |
191 |
246 |
867 |
650 |
195 |
236 |
869 |
650 |
198 |
| 300 |
500 |
330 |
37°30' |
302 |
1008 |
650 |
254 |
294 |
1008 |
750 |
260 |
282 |
1013 |
750 |
265 |
| 350 |
550 |
382 |
37°30' |
350 |
1142 |
750 |
499 |
342 |
1148 |
800 |
504 |
334 |
1148 |
850 |
508 |
| 400 |
650 |
432 |
37°30' |
397 |
1527 |
850 |
598 |
387 |
1531 |
900 |
604 |
377 |
1533 |
950 |
610 |

主要尺寸及重量Main dimensions and weight
DS/Z964H-16、25 DS/Z964Y-16I、25
公称通径
DN(mm)
Nominal
diameter |
L |
a |
H |
PN2.5(MPa) |
PN2.5(MPa) |
| D1 |
D2 |
电动装置
Electric
device |
重量(Kg)
Weight |
D1 |
D2 |
电动装置
Electric
device |
重量(Kg)
Weight |
| 50 |
250 |
37°30' |
620 |
58 |
50 |
DZW10 |
50 |
64 |
49 |
DZW10 |
54 |
| 65 |
270 |
37°30' |
714 |
75 |
65 |
DZW10 |
63 |
82 |
67 |
DZW10 |
66 |
| 80 |
280 |
37°30' |
765 |
91 |
79 |
DZW10 |
65 |
95 |
77 |
DZW10 |
68 |
| 100 |
300 |
37°30' |
840 |
110 |
97 |
DZW15 |
75 |
117 |
101 |
DZW15 |
80 |
| 125 |
325 |
37°30' |
852 |
136 |
121 |
DZW15 |
106 |
144 |
126 |
DZW201 |
109 |
| 150 |
350 |
37°30' |
875 |
163 |
146 |
DZW201 |
113 |
172 |
158 |
DZW201 |
146 |
| 200 |
400 |
37°30' |
1015 |
223 |
202 |
DZW20 |
189 |
223 |
202 |
DZW30 |
191 |
| 250 |
450 |
37°30' |
1125 |
278 |
254 |
DZW30 |
214 |
278 |
254 |
DZW30 |
219 |
| 300 |
500 |
37°30' |
1371 |
330 |
305 |
DZW45 |
353 |
330 |
305 |
DZW45 |
357 |
| 350 |
550 |
37°30' |
1485 |
382 |
352 |
DZW60 |
602 |
382 |
352 |
DZW60 |
607 |
| 400 |
600 |
37°30' |
1890 |
432 |
399 |
DZW60 |
698 |
432 |
399 |
DZW90 |
705 |
| 450 |
650 |
37°30' |
1989 |
485 |
451 |
DZW90 |
713 |
485 |
451 |
DZW120 |
720 |
| 500 |
700 |
37°30' |
2041 |
535 |
501 |
DZW120 |
881 |
535 |
499 |
DZW120 |
888 |
| 600 |
800 |
37°30' |
2285 |
636 |
601 |
DZW180 |
1250 |
636 |
599 |
DZW180 |
1275 |
| 700 |
900 |
37°30' |
2347 |
726 |
691 |
DZW250 |
1938 |
726 |
689 |
DZW250 |
1946 |
| 800 |
1000 |
37°30' |
2593 |
826 |
790 |
DZW350 |
2562 |
826 |
789 |
DZW350 |
2574 |
注:PN1.6(16)阀门允许作为PN1.0(10)压力级选用。 DS/Z964H-40、64、100 DS/Z964Y-40I、64I 100I
公称通径
DN(mm)
Nominal
diameter |
L |
D |
a |
PN4.0(MPa) |
PN6.4(MPa) |
PN10.0(MPa) |
| D1 |
H |
电动装置
Electric
device |
重量(Kg)
Weight |
D1 |
H |
电动装置
Electric
device |
重量(Kg)
Weight |
D1 |
H |
电动装置
Electric
device |
重量(Kg)
Weight |
| 50 |
280 |
64 |
37°30' |
49 |
620 |
DZW10 |
56 |
50 |
622 |
DZW10 |
58 |
49 |
622 |
DZW10 |
58 |
| 65 |
310 |
83 |
37°30' |
67 |
714 |
DZW10 |
68 |
66 |
718 |
DZW15 |
71 |
64 |
718 |
DZW15 |
71 |
| 80 |
350 |
96 |
37°30' |
79 |
767 |
DZW15 |
73 |
77 |
770 |
DZW201 |
74 |
75 |
770 |
DZW201 |
77 |
| 100 |
400 |
117 |
37°30' |
101 |
845 |
DZW201 |
82 |
99 |
845 |
DZW201 |
85 |
97 |
845 |
DZW301 |
89 |
| 125 |
450 |
144 |
37°30' |
126 |
852 |
DZW201 |
108 |
129 |
852 |
DZW30 |
111 |
125 |
852 |
DZW30 |
113 |
| 150 |
550 |
172 |
37°30' |
152 |
875 |
DZW30 |
117 |
150 |
875 |
DZW30 |
117 |
145 |
965 |
DZW45 |
122 |
| 200 |
650 |
223 |
37°30' |
200 |
1015 |
DZW30 |
193 |
198 |
1105 |
DZW45 |
193 |
190 |
1105 |
DZW60 |
195 |
| 250 |
750 |
278 |
37°30' |
252 |
1215 |
DZW45 |
217 |
246 |
1215 |
DZW60 |
222 |
236 |
1237 |
DZW901 |
235 |
| 300 |
850 |
330 |
37°30' |
302 |
1371 |
DZW60 |
357 |
294 |
1424 |
DZW901 |
362 |
282 |
1424 |
DZW1201 |
370 |
| 350 |
950 |
382 |
37°30' |
350 |
1507 |
DZW901 |
624 |
342 |
1507 |
DZW1201 |
631 |
334 |
1670 |
DZW180 |
641 |
| 400 |
1050 |
432 |
37°30' |
397 |
1912 |
DZW120 |
701 |
387 |
2075 |
DZW180 |
713 |
377 |
2057 |
DZW250 |
725 |

主要尺寸及重量Main dimensions and weight
公称通径
DN(mm)
Nominal
diameter |
L |
D |
D1 |
D2 |
b |
f |
Z-d |
手动
Manual |
电动
Electrically |
| H |
D0 |
重量(kg) |
H |
电动装置
Electrically |
重量
(kg) |
| DS/Z44H-16C DS/Z44Y-161 DS/Z944H-16C DS/Z944Y-161 |
| 50 |
250 |
160 |
125 |
100 |
20 |
3 |
4-18 |
330 |
250 |
23 |
650 |
DZW10 |
51 |
| 65 |
270 |
180 |
145 |
120 |
20 |
3 |
4-18 |
435 |
253 |
35 |
714 |
DZW10 |
62 |
| 80 |
280 |
195 |
160 |
135 |
22 |
3 |
8-18 |
491 |
300 |
37 |
765 |
DZW10 |
65 |
| 100 |
300 |
215 |
180 |
155 |
24 |
3 |
8-18 |
571 |
350 |
49 |
840 |
DZW15 |
77 |
| 125 |
325 |
245 |
210 |
185 |
26 |
3 |
8-18 |
582 |
350 |
81 |
852 |
DZW15 |
109 |
| 150 |
350 |
280 |
240 |
210 |
28 |
3 |
8-23 |
603 |
350 |
103 |
875 |
DZW201 |
130 |
| 200 |
400 |
335 |
295 |
265 |
30 |
3 |
12-23 |
737 |
400 |
162 |
1015 |
DZW20 |
189 |
| 250 |
450 |
405 |
355 |
320 |
32 |
3 |
12-25 |
860 |
400 |
190 |
1135 |
DZW30 |
216 |
| 300 |
500 |
460 |
410 |
375 |
34 |
4 |
12-25 |
990 |
450 |
252 |
1371 |
DZW45 |
355 |
| 350 |
550 |
520 |
470 |
435 |
38 |
4 |
16-25 |
1131 |
500 |
499 |
1485 |
DZW60 |
605 |
| 400 |
600 |
580 |
525 |
485 |
40 |
4 |
16-30 |
1520 |
500 |
600 |
1890 |
DZW60 |
702 |
| 450 |
650 |
640 |
585 |
545 |
444 |
4 |
20-30 |
1612 |
600 |
695 |
1989 |
DZW90 |
819 |
| 500 |
700 |
705 |
650 |
608 |
46 |
4 |
20-34 |
1660 |
600 |
856 |
2040 |
DZW120 |
980 |
| 600 |
800 |
840 |
770 |
718 |
54 |
5 |
20-41 |
1739 |
700 |
1025 |
2283 |
DZW180 |
1255 |
| 700 |
900 |
910 |
840 |
788 |
54 |
5 |
24-41 |
1745 |
750 |
1749 |
2347 |
DZW250 |
1983 |
| 800 |
1000 |
1020 |
950 |
898 |
54 |
5 |
24-41 |
1899 |
850 |
2324 |
2681 |
DZW350 |
2558 |
| DS/Z44H-25 DS/Z44Y-251 DS/Z944H-25 DS/Z944Y-251 |
| 50 |
250 |
160 |
125 |
100 |
20 |
3 |
4-18 |
330 |
250 |
23 |
620 |
DZW10 |
51 |
| 65 |
270 |
180 |
145 |
120 |
22 |
3 |
8-18 |
435 |
250 |
35 |
714 |
DZW10 |
62 |
| 80 |
280 |
195 |
160 |
135 |
22 |
3 |
8-18 |
491 |
300 |
37 |
765 |
DZW10 |
65 |
| 100 |
300 |
230 |
190 |
160 |
24 |
3 |
8-23 |
573 |
350 |
52 |
840 |
DZW15 |
81 |
| 125 |
325 |
270 |
220 |
188 |
28 |
3 |
8-25 |
582 |
350 |
85 |
852 |
DZW201 |
114 |
| 150 |
350 |
300 |
250 |
218 |
30 |
3 |
8-25 |
605 |
350 |
107 |
875 |
DZW20 |
135 |
| 200 |
400 |
360 |
310 |
278 |
34 |
3 |
12-25 |
739 |
400 |
167 |
1015 |
DZW30 |
193 |
| 250 |
450 |
425 |
370 |
332 |
36 |
3 |
12-30 |
862 |
400 |
196 |
1135 |
DZW30 |
221 |
| 300 |
500 |
485 |
430 |
390 |
40 |
4 |
16-30 |
990 |
450 |
261 |
1371 |
DXW45 |
362 |
| 350 |
550 |
550 |
490 |
448 |
44 |
4 |
16-34 |
1139 |
500 |
506 |
1485 |
DZW60 |
613 |
| 400 |
600 |
610 |
550 |
505 |
48 |
4 |
16-34 |
1523 |
500 |
618 |
1912 |
DZW90 |
843 |
| 450 |
650 |
660 |
600 |
555 |
50 |
4 |
20-34 |
1612 |
600 |
703 |
1989 |
DZW120 |
828 |
| 500 |
700 |
730 |
660 |
610 |
52 |
4 |
20-40 |
1662 |
600 |
864 |
2040 |
DZW120 |
1011 |
| 600 |
800 |
840 |
770 |
718 |
56 |
5 |
20-41 |
1742 |
700 |
1756 |
2283 |
DZW180 |
1260 |
| 700 |
900 |
955 |
875 |
815 |
60 |
5 |
24-4 |
1745 |
750 |
1754 |
2347 |
DZW250 |
1998 |
| 800 |
1000 |
1070 |
990 |
930 |
64 |
5 |
24-48 |
1901 |
850 |
2335 |
2681 |
DZW350 |
2567 |