闸阀又称闸板阀或闸门阀,应用最广泛的一种阀门。它是通过闸板的升降来控制阀门的启闭,闸板垂直于流体方向,改变闸板与阀座间相对位置即可改变通道大小。
闸阀具有以下优点:
1、流体阻力小 , 密封面受介质的忡刷和侵蚀小。
2、开闭较省力。
3、介质流向不受限制 , 不扰流、不降低压力。
4、形体简单 , 结构长度短,制造工艺性好,适用范围广。
执行标准 Administer Standard
设计与制造 Design and Manufacture |
结构长度 Face To Face |
法兰尺寸 Flange Dimension |
压力-温度 Pressure Temperature Lating |
试验-检验 spection And Test |
GB122234 |
GB12221 |
GB9113 JB79 |
GB9131 |
GB/T13927 JB/T9092 |
压力试验 Pressure Test
公称压力 NominalPressure |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
强度试验 Shell Test |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
24.0 |
水密封试验 Water Seal Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
上密封试验 Backseat Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
气密封试验 Air Seal Test |
0.4-0.7 |
主要零件材料及性能 Main Part Materials and Property
体、盖、板 Body Cover Disc |
阀杆 Stem |
密封面 Sealing Face |
垫片 Sealing Shim |
填料 Packing |
工作温度 Working Temperature |
适用介质 Suitable Medium |
|
WCB |
2Cr13 |
13Cr
STL
木体材料
With Body
Material
尼龙
Nylon |
增强柔性石墨
13Cr/柔性石墨
Enhanced Flexible Graphite
1Cr13/Flexible Graphite
08软钢
08 Soft Steal
0Cr18Ni9Ti
0Cr17Ni12Mo2Ti
XD550F(T)
PTFE |
柔性石墨
增强柔性石墨
Flexible Graphite
Enhanced Flexible Graphite
SFB/260
SFP/260
PTFE |
≤425 |
水 蒸汽 油品
Water
Steam
Oil Goods |
|
WC1 |
38CrMoAl
25Cr2MoV |
≤450 |
|
WC6 |
≤540 |
|
WC9 |
≤570 |
|
C5 C12 |
≤540 |
|
ZGCr5Mo |
≤200 |
硝酸类 Nitric acid |
|
ZG1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
≤200 |
醋酸类 Acetic acid |
|
ZG1Cr18Ni12Mo2Ti |
1Cr18Ni12Mo2Ti |
|
电装型号规格 主要尺寸和重量 Electric Actuator Code Size Main Dimensions and Weight
1.6MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
电装型号Electric Actuator Code |
L1 |
H |
D0 |
重量
Weight |
凸面法兰 RF
Z940H Z940Y Z940W Z940F
Z941H Z941Y Z941W Z941F
16C 16P 16R 16I |
40 |
200 |
145 |
110 |
85 |
16 |
4-18 |
DZW10 |
590 |
595 |
365 |
87.5 |
50 |
250 |
160 |
125 |
100 |
16 |
4-18 |
DZW10 |
590 |
653 |
365 |
90 |
65 |
265 |
180 |
145 |
120 |
18 |
4-18 |
DZW10 |
590 |
665 |
365 |
96 |
80 |
280 |
195 |
160 |
135 |
20 |
8-18 |
DZW15 |
590 |
725 |
365 |
108 |
100 |
300 |
215 |
180 |
155 |
20 |
8-18 |
DZW20 |
590 |
787 |
365 |
126 |
125 |
325 |
245 |
210 |
185 |
22 |
8-18 |
DZW20 |
590 |
934 |
365 |
173 |
150 |
350 |
280 |
240 |
210 |
24 |
8-23 |
DZW20 |
590 |
955 |
365 |
199 |
200 |
400 |
335 |
295 |
265 |
26 |
12-23 |
DZW30 |
590 |
1105 |
365 |
254 |
250 |
450 |
405 |
335 |
320 |
30 |
12-25 |
DZW30 |
810 |
1343 |
470 |
310 |
300 |
500 |
460 |
410 |
375 |
30 |
12-25 |
DZW45 |
810 |
1516 |
470 |
391 |
350 |
550 |
520 |
470 |
435 |
34 |
16-25 |
DZW90 |
810 |
1678 |
470 |
729 |
400 |
600 |
580 |
525 |
485 |
36 |
16-30 |
DZW120 |
830 |
1937 |
550 |
992 |
450 |
650 |
640 |
585 |
545 |
40 |
20-30 |
DZW120 |
830 |
1937 |
550 |
1168 |
500 |
700 |
705 |
650 |
608 |
44 |
20-34 |
DZW180 |
830 |
2234 |
550 |
1222 |
600 |
800 |
840 |
770 |
718 |
48 |
20-41 |
DZW250 |
870 |
2432 |
320 |
1376 |
700 |
900 |
910 |
840 |
788 |
50 |
24-41 |
DZW250 |
870 |
2489 |
320 |
1401 |
800 |
100 |
1323 |
950 |
898 |
52 |
24-41 |
DZW350 |
1170 |
2643 |
570 |
- |
900 |
1100 |
1120 |
1350 |
998 |
54 |
28-41 |
DZW500 |
1170 |
2935 |
570 |
- |
1000 |
1200 |
1255 |
1170 |
1100 |
56 |
28-48 |
DZW500 |
1170 |
3410 |
570 |
- |
电装型号规格 主要尺寸和重量 Electric Actuator Code Size Main Dimensions and Weight
2.5MPa |
DN |
L |
D |
D1 |
b |
n-φd |
电装型号Electric Actuator Code |
L1 |
H |
D0 |
重量
Weight |
凸面法兰 RF
Z940H Z940Y Z940W Z940F
Z941H Z941Y Z941W Z941F
25 25P 25R 25I |
40 |
200 |
145 |
110 |
18 |
4-18 |
DZW10 |
590 |
595 |
365 |
91 |
50 |
250 |
160 |
125 |
20 |
4-18 |
DZW10 |
590 |
653 |
365 |
95 |
65 |
265 |
180 |
145 |
22 |
8-18 |
DZW10 |
590 |
665 |
365 |
99 |
80 |
280 |
195 |
160 |
22 |
8-18 |
DZW15 |
590 |
725 |
365 |
113 |
100 |
300 |
230 |
190 |
24 |
8-23 |
DZW20 |
590 |
787 |
365 |
132 |
125 |
325 |
270 |
220 |
28 |
8-25 |
DZW20 |
590 |
902 |
365 |
181 |
150 |
350 |
300 |
250 |
30 |
8-25 |
DZW30 |
590 |
955 |
365 |
206 |
200 |
400 |
360 |
310 |
34 |
12-25 |
DZW30 |
810 |
1105 |
470 |
257 |
250 |
450 |
425 |
370 |
36 |
12-30 |
DZW30 |
810 |
1343 |
470 |
317 |
300 |
500 |
485 |
430 |
40 |
16-30 |
DZW60 |
810 |
1516 |
470 |
412 |
350 |
550 |
550 |
490 |
44 |
16-34 |
DZW90 |
830 |
1678 |
550 |
750 |
400 |
600 |
610 |
550 |
48 |
16-34 |
DZW120 |
830 |
1849 |
550 |
1042 |
450 |
650 |
660 |
600 |
50 |
20-34 |
DZW120 |
830 |
1937 |
550 |
1274 |
500 |
700 |
730 |
660 |
52 |
20-41 |
DZW180 |
870 |
2234 |
320 |
1420 |
600 |
800 |
840 |
770 |
56 |
20-41 |
DZW250 |
870 |
2432 |
320 |
1522 |
700 |
900 |
955 |
875 |
60 |
24-48 |
DZW500 |
870 |
2489 |
320 |
1617 |
800 |
1000 |
1070 |
990 |
64 |
24-49 |
DZW500 |
1170 |
2643 |
570 |
- |
900 |
1100 |
1180 |
1090 |
66 |
28-54 |
DZW800 |
1170 |
2935 |
570 |
- |
1000 |
1200 |
1305 |
1210 |
68 |
28-58 |
DZW800 |
1170 |
3410 |
570 |
- |
4.0MPa |
40 |
200 |
145 |
110 |
18 |
4-18 |
DZW10 |
590 |
630 |
365 |
92 |
凹凸法兰 MFM
Z940H Z940Y Z940W
Z941H Z941Y Z941W
40 40P 40R 40I |
50 |
250 |
160 |
125 |
20 |
4-18 |
DZW10 |
590 |
691 |
365 |
95 |
65 |
280 |
180 |
145 |
22 |
8-18 |
DZW10 |
590 |
711 |
365 |
102 |
80 |
310 |
195 |
160 |
22 |
8-18 |
DZW15 |
590 |
775 |
365 |
115 |
100 |
350 |
230 |
190 |
24 |
8-23 |
DZW20 |
590 |
871 |
365 |
163 |
125 |
400 |
270 |
220 |
28 |
8-25 |
DZW20 |
590 |
948 |
365 |
190 |
150 |
450 |
300 |
250 |
30 |
8-25 |
DZW30 |
810 |
1028 |
470 |
219 |
200 |
550 |
375 |
320 |
38 |
12-30 |
DZW30 |
810 |
1325 |
470 |
373 |
250 |
650 |
445 |
385 |
42 |
12-34 |
DZW45 |
810 |
1400 |
470 |
480 |
300 |
750 |
510 |
450 |
46 |
16-34 |
DZW60 |
830 |
1653 |
550 |
686 |
350 |
850 |
570 |
510 |
52 |
16-34 |
DZW90 |
830 |
1791 |
550 |
821 |
400 |
950 |
655 |
585 |
58 |
16-41 |
DZW120 |
870 |
2092 |
320 |
1514 |
500 |
1150 |
755 |
670 |
62 |
20-48 |
DZW250 |
870 |
2465 |
320 |
2150 |
600 |
1350 |
890 |
795 |
62 |
20-54 |
DZW350 |
1170 |
- |
570 |
- |
700 |
1450 |
995 |
900 |
68 |
24-54 |
DZW500 |
1170 |
- |
570 |
- |
800 |
1650 |
1135 |
1030 |
76 |
24-58 |
DZW800 |
1060 |
- |
500 |
- |
6.4MPa |
40 |
240 |
165 |
125 |
24 |
4-23 |
DZW10 |
590 |
665 |
365 |
93 |
凹凸法兰 MFM
Z940H Z940Y Z940W
Z941H Z941Y Z941W
64 64P 64R 64I |
50 |
250 |
175 |
135 |
26 |
4-23 |
DZW10 |
590 |
790 |
365 |
102 |
65 |
280 |
200 |
160 |
28 |
8-23 |
DZW10 |
590 |
840 |
365 |
106 |
80 |
310 |
210 |
170 |
30 |
8-23 |
DZW20 |
590 |
890 |
365 |
123 |
100 |
350 |
250 |
200 |
32 |
8-25 |
DZW20 |
590 |
1020 |
365 |
154 |
125 |
400 |
295 |
240 |
36 |
8-30 |
DZW30 |
590 |
1100 |
365 |
205 |
150 |
450 |
340 |
280 |
38 |
8-34 |
DZW30 |
810 |
1290 |
470 |
317 |
200 |
550 |
405 |
345 |
44 |
12-34 |
DZW60 |
810 |
1470 |
470 |
437 |
250 |
650 |
470 |
400 |
48 |
12-41 |
DZW90 |
830 |
1500 |
550 |
606 |
300 |
750 |
530 |
460 |
54 |
16-41 |
DZW90 |
830 |
1820 |
550 |
732 |
350 |
850 |
595 |
525 |
60 |
16-41 |
DZW120 |
870 |
2216 |
320 |
1110 |
400 |
950 |
670 |
585 |
66 |
16-48 |
DZW180 |
870 |
2838 |
320 |
1540 |
500 |
1150 |
800 |
705 |
70 |
20-54 |
DZW250 |
1170 |
3320 |
570 |
2011 |
600 |
1350 |
930 |
820 |
76 |
20-58 |
DZW500 |
1170 |
3684 |
570 |
- |
电装型号规格 主要尺寸和重量
Electric Actuator Code Size Main Dimensions and Weight
10.0MPa |
DN |
L |
D |
D1 |
D2 |
D6 |
b |
n-φd |
电装型号Electric Actuator Code |
L1 |
H |
D0 | |