NKZ61H/Z64H焊接式真空闸阀
主要性能规范 Chief property and specification
·焊接式真空闸阀-试验压力 Test pressure
公称压力
PN/MPa
Nominal
pressure |
试验压力/MPa Seal test |
壳体强度试验
Shellslrenght test |
上密封试验
Back Seal test |
密封试验
Seat test |
2.5 |
3.8 |
2.8 |
2.8 |
4.O |
6.0 |
4.4 |
4.4 |
6.4 |
9.6 |
70 |
7.O |
1O.O |
15O |
11.O |
11.O |
·焊接式真空闸阀-使用范围 Applicable
产品类型
Product
calssification |
适用介质
Applicable medium |
适用温度/℃
Applicable temperature |
NKZ61H
NKZ64H H-C型
NKZ964H H-C型
NKZ961H |
水、蒸汽、空气
Water,Steam,Air |
≤425 |
NKZ61H
NKZ64H Y-I型
NKZ964H Y-I型
NKZ961H |
水、蒸汽、空气
Water,Steam,Air |
≤550 |
·焊接式真空闸阀-主要零部件材料 Materials for main parts
零件名称
Part name |
阀体、阀盖
Body Bonnet |
阀杆
Valve stem |
闸板
Wedge gate |
密封面
Sealing face |
阀杆螺母
Valve Yoke nut |
填料
Parking |
紧固件
Fastener |
NKZ61H
NKZ64H H-C型
NKZ964H H-C型
NKZ961H |
WCB |
2Crl3 |
25 |
H:合金钢
H:alloysteel |
铝青铜
Albronze |
膨胀复合石墨
Expanding
compound
graphite |
优质碳钢
High-grade
carbon steel |
NKZ61H
NKZ64H Y-I型
NKZ964H Y-I型
NKZ961H |
铬钼钢
Cr.Mo steel |
20CrlMo1VA |
铬钼钢
Cr.Mo steel |
Y:硬质合金
Y:carbide alloy |
铬钼钢
Cr.Mo steel |
·焊接式真空闸阀-主要尺寸及重量 Main dimensions and weight
公称通径
DN/mm
Nominal
diamecer |
公称压力
PN/MPa
Nominal
pressure |
主要外形尺寸和连接尺寸/mm
Main external andconnecting dimensions |
重量/kg
Weight |
L
|
H
|
D
|
D0
|
∝
|
W
|
50 |
2.5
|
250 |
345 |
64 |
49 |
37o30' |
250 |
24 |
65 |
270 |
395 |
82 |
66 |
37o30' |
250 |
36 |
80 |
280 |
425 |
95 |
78 |
37o30' |
300 |
52 |
100 |
300 |
51O |
117 |
100 |
37o30' |
300 |
67 |
125 |
325 |
570 |
144 |
125 |
37o30' |
350 |
95 |
150 |
350 |
725 |
172 |
151 |
37o30' |
350 |
135 |
200 |
400 |
820 |
223 |
201 |
37o30' |
400 |
210 |
250 |
450 |
890 |
278 |
253 |
37o30' |
450 |
300 |
300 |
500 |
1070 |
330 |
303 |
37o30' |
550 |
395 |
350 |
550 |
1320 |
382 |
351 |
37o30' |
650 |
530 |
400 |
600 |
1450 |
432 |
398 |
37o30' |
750 |
685 |
450 |
650 |
1560 |
484 |
450 |
37o30' |
750 |
906 |
500 |
700 |
1720 |
535 |
498 |
37o30' |
850 |
1130 |
600 |
809 |
1880 |
638 |
600 |
37o30' |
900 |
1387 |
700 |
900 |
2083 |
738 |
700 |
37o30' |
950 |
1894 |
800 |
1OOO |
2590 |
840 |
800 |
37o30' |
1000 |
2621 |
50 |
4.0 |
250 |
345 |
64 |
48 |
37o30' |
300 |
30 |
65 |
270 |
395 |
82 |
66 |
37o30' |
300 |
42 |
80 |
280 |
425 |
95 |
78 |
37o30' |
350 |
57 |
100 |
300 |
51O |
117 |
1OO |
37o30' |
350 |
75 |
125 |
325 |
570 |
144 |
125 |
37o30' |
400 |
105 |
150 |
350 |
725 |
172 |
151 |
37o30' |
400 |
150 |
200 |
400 |
820 |
223 |
199 |
37o30' |
450 |
232 |
250 |
450 |
890 |
278 |
251 |
37o30' |
550 |
330 |
300 |
500 |
1070 |
330 |
301 |
37o30' |
650 |
430 |
350 |
550 |
1320 |
382 |
349 |
37o30' |
750 |
570 |
400 |
600 |
1450 |
432 |
396 |
37o30' |
850 |
730 |
50 |
6.4 |
250 |
350 |
64 |
48 |
37o30' |
300 |
34 |
65 |
280 |
405 |
82 |
65 |
37o30' |
300 |
48 |
80 |
310 |
435 |
95 |
76 |
37o30' |
350 |
65 |
100 |
350 |
515 |
117 |
98 |
37o30' |
400 |
81 |
125 |
400 |
580 |
150 |
128 |
37o30' |
400 |
112 |
150 |
450 |
735 |
172 |
149 |
37o30' |
450 |
161 |
200 |
550 |
835 |
223 |
197 |
37o30' |
550 |
255 |
250 |
650 |
905 |
278 |
245 |
37o30' |
650 |
390 |
300 |
750 |
1080 |
330 |
293 |
37o30' |
750 |
515 |
350 |
850 |
1340 |
382 |
341 |
37o30' |
800 |
695 |
400 |
950 |
1460 |
432 |
386 |
37o30' |
900 |
885 |
50 |
1O.0 |
250 |
350 |
64 |
48 |
37o30' |
300 |
37 |