DSZ41H水封闸阀
一、产品简介:
DSZ41H水封闸阀的启闭件是闸板,闸板的运动方向与流体方向相垂直,闸阀只能作全开和全关,不能作调节和节流。闸板有两个密封面,最常用的模式闸板阀的两个密封面形成楔形、楔形角随阀门参数而异。楔式闸阀的闸板可以做成一个整体,叫做刚性闸板;也可以做成能产生微量变形的闸板,以改善其工艺性,弥补密封面角度在加工过程中产生的偏差,这种闸板叫做弹性闸板。
二、结构特点:
1、DSZ64H水封闸阀.的阀盖填料室具有水密封结构,当接口通入压力O.6~1 MPa的水时,可使系统与大气隔离,保证系统具有良好的气密封。
2、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。3、产品结构简单、紧凑合理、检修方便、使用寿命长。4、在管路上作启闭装置用,必须处于全开或全闭状态,不得用于调节流量。5、阀门连接方式有法兰和焊接两种,驱动方式为手动和电动。6、DSZ64H水封闸阀.适用于公称压力≤1O.OMPa,工作温度≤425℃,工作介质为水、蒸汽、油品和非腐蚀性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。
三、主要零件材质:
产品类型Product type |
零件名称Part name |
|||||
阀体、阀盖、支架Body.bonnet.yoke |
阀杆stem |
闸板、阀瓣、密封面Walge gate disc seal face |
阀座密封面Seatring seal face |
阀杆螺母Yoke nut |
填料Packing |
|
碳钢型(C)Carbon steel |
WCB |
1Cr13或2Cr13 |
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 Cr5Mol |
20Cr1Mo1VA |
钴基合金Co-based alloy |
硬质合金Carbide alloy |
铝青铜Al bronze |
柔性石墨Flexible graphite |
四、主要尺寸及重量 :
公称通径DN/mm |
公称压力PN/MPa |
主要外形尺寸和连接尺寸/mm |
重量kg |
||||||||
L |
H |
D |
D1 |
D2 |
f |
z-d |
Do |
||||
50 |
1.6 |
250 |
345 |
160 |
125 |
1OO |
16 |
3 |
4-18 |
250 |
28 |
65 |
270 |
395 |
180 |
145 |
120 |
18 |
3 |
4-18 |
250 |
40 |
|
80 |
280 |
425 |
195 |
160 |
135 |
20 |
3 |
8-18 |
300 |
58 |
|
100 |
300 |
51O |
215 |
180 |
155 |
20 |
3 |
8-18 |
300 |
75 |
|
125 |
325 |
570 |
245 |
21O |
185 |
22 |
3 |
8-18 |
350 |
110 |
|
150 |
350 |
725 |
280 |
240 |
21O |
24 |
3 |
8-23 |
350 |
150 |
|
200 |
400 |
820 |
335 |
295 |
265 |
26 |
3 |
12-23 |
400 |
223 |
|
250 |
450 |
890 |
405 |
355 |
320 |
30 |
3 |
12-25 |
450 |
326 |
|
300 |
500 |
1070 |
460 |
41O |
375 |
30 |
3 |
12-25 |
550 |
432 |
|
350 |
550 |
1320 |
520 |
470 |
435 |
34 |
4 |
16-25 |
600 |
572 |
|
400 |
600 |
1450 |
580 |
525 |
485 |
36 |
4 |
16-30 |
650 |
740 |
|
450 |
650 |
1560 |
640 |
585 |
545 |
40 |
4 |
20-30 |
700 |
955 |
|
500 |
700 |
1720 |
705 |
650 |
608 |
44 |
4 |
20-34 |
750 |
1195 |
|
600 |
800 |
1880 |
840 |
770 |
718 |
48 |
5 |
20-41 |
800 |
1455 |
|
700 |
900 |
2085 |
g1O |
840 |
788 |
50 |
5 |
24-41 |
850 |
211O |
|
800 |
1OOO |
2590 |
1020 |
950 |
898 |
52 |
5 |
24-41 |
950 |
2630 |
|
50 |
25 |
250 |
345 |
160 |
125 |
100 |
20 |
3 |
4-18 |
250 |
30 |
65 |
270 |
395 |
180 |
145 |
120 |
22 |
3 |
8-18 |
250 |
43 |
|
80 |
280 |
425 |
195 |
160 |
135 |
22 |
3 |
8-18 |
300 |
60 |
|
1OO |
300 |
510 |
230 |
190 |
160 |
24 |
3 |
8-23 |
300 |
79 |
|
125 |
325 |
570 |
270 |
220 |
188 |
28 |
3 |
8-25 |
350 |
114 |
|
150 |
350 |
725 |
300 |
250 |
218 |
30 |
3 |
8-25 |
350 |
157 |
|
200 |
400 |
820 |
360 |
310 |
278 |
34 |
3 |
12-25 |
400 |
243 |
|
250 |
450 |
890 |
425 |
370 |
332 |
36 |
3 |
12-30 |
450 |
345 |
|
300 |
500 |
1070 |
483 |
430 |
390 |
40 |
4 |
16-30 |
550 |
455 |
|
350 |
550 |
1320 |
550 |
490 |
448 |
44 |
4 |
16-34 |
650 |
615 |
|
400 |
1450 |
610 |
550 |
505 |
48 |
4 |
16-34 |
700 |
794 |
||
450 |
650 |
1560 |
660 |
600 |
555 |
50 |
4 |
20-34 |
750 |
1018 |
|
500 |
700 |
1720 |
730 |
660 |
61O |
52 |
4 |
20-41 |
800 |
1250 |
|
600 |
800 |
1880 |
840 |
770 |
718 |
56 |
5 |
20-41 |
850 |
1528 |
|
700 |
900 |
2085 |
955 |
875 |
815 |
60 |
5 |
24-48 |
900 |
2265 |
|
800 |
1000 |
2590 |
1070 |
990 |
930 |
64 |
5 |
24-48 |
1000 |
2847 |
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