��Ҫ����Ҏ(gu��)�� Chief property and specification
·ԇ�(y��n)���� Test pressure
���Q����
PN/MPa
Nominal
pressure |
ԇ�(y��n)����/MPa Seal test |
���w��(qi��ng)��ԇ�(y��n)
Shellslrenght test |
���ܷ�ԇ�(y��n)
Back Seal test |
�ܷ�ԇ�(y��n)
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 |
·ʹ�÷��� Applicable
�a(ch��n)Ʒ���
Product
calssification |
�m�ý��|(zh��)
Applicable medium |
�m�Üض�/��
Applicable temperature |
NKZ61H
NKZ64H H-C��
NKZ964H H-C��
NKZ961H |
ˮ,���������՚�
Water,��Steam��Air |
≤425 |
NKZ61H
NKZ64H Y-I��
NKZ964H Y-I��
NKZ961H |
ˮ������,���՚�
Water,��Steam,��Air |
≤550 |
·��Ҫ�㲿������ Materials for main parts
������Q
Part name |
�y�w���y�w
Body Bonnet |
�y�U
Valve stem |
�l��
Wedge gate |
�ܷ���
Sealing face |
�y�U��ĸ
Valve Yoke nut |
����
Parking |
�o�̼�
Fastener |
NKZ61H
NKZ64H H-C��
NKZ964H H-C��
NKZ961H |
WCB |
2Crl3 |
25 |
H���Ͻ��
H��alloysteel |
�X���~
Albronze |
��Û��(f��)��ʯī
Expanding
compound
graphite |
��(y��u)�|(zh��)̼�
High-grade
carbon steel |
NKZ61H
NKZ64H Y-I��
NKZ964H Y-I��
NKZ961H |
�t�f�
Cr.Mo steel |
20CrlMo1VA |
�t�f�
Cr.Mo steel |
Y��Ӳ�|(zh��)�Ͻ�
Y��carbide alloy |
�t�f�
Cr.Mo steel |
·��Ҫ�ߴ缰���� Main dimensions and weight
���Qͨ��
DN/mm
Nominal
diamecer |
���Q����
PN/MPa
Nominal
pressure |
��Ҫ���γߴ���B�ӳߴ�/mm
Main external andconnecting dimensions |
����/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 |
65 |
280 |
405 |
82 |
63 |
37o30�� |
300 |
52 |
80 |
310 |
435 |
95 |
74 |
37o30�� |
350 |
70 |
100 |
350 |
515 |
117 |
97 |
37o30�� |
400 |
86 |
125 |
400 |
580 |
150 |
124 |
37o30�� |
400 |
118 |
150 |
450 |
735 |
172 |
144 |
37o30�� |
450 |
168 |
200 |
550 |
835 |
223 |
189 |
37o30�� |
550 |
263 |
250 |
650 |
905 |
278 |
235 |
37o30�� |
650 |
405 |
300 |
750 |
1080 |
330 |
281 |
37o30�� |
750 |
536 |
350 |
850 |
1340 |
382 |
333 |
37o30�� |
850 |
732 |
400 |
950 |
1460 |
432 |
376 |
37o30�� |
950 |
947 |
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·����ʽ����l�y��Ҫ�ߴ� Main dimensions
���Qͨ��
DN/mm
Nominal
diamecer |
���Q����
PN/MPa
Nominal
pressure |
��Ҫ���γߴ���B�ӳߴ�/mm
Main external andconnecting dimensions |
늄�(d��ng)�b��
Electric
device |
L |
H |
D |
D0 |
∝ |
W |
50 |
2.5 |
250 |
618 |
64 |
49 |
37o30�� |
562 |
DZWlO |
65 |
270 |
670 |
82 |
66 |
37o30�� |
562 |
DZWlO |
80 |
280 |
700 |
95 |
78 |
37o30�� |
562 |
DZWlO |
100 |
300 |
785 |
117 |
100 |
37o30�� |
607 |
DZWl5 |
125 |
325 |
845 |
144 |
125 |
37o30�� |
607 |
DZW20l |
150 |
350 |
990 |
172 |
151 |
37o30�� |
607 |
DZW20l |
200 |
400 |
1080 |
223 |
201 |
37o30�� |
607 |
DZW30 |
250
|
450
|
1150
|
278
|
253
|
37o30��
|
607
|
DZW30
|
300 |
500 |
1415 |
330 |
303 |
37o30�� |
755 |
DZW45 |
350 |
550 |
1665 |
382 |
351 |
37o30�� |
755 |
DZW60 |
400 |
600 |
1815 |
432 |
398 |
37o30�� |
825 |
DZW90 |
450 |
650 |
1920 |
484 |
450 |
37o30�� |
825 |
DZWl20 |
500 |
700 |
2080 |
535 |
498 |
37o30�� |
825 |
DZWl20 |
600 |
800 |
2380 |
638 |
600 |
37o30�� |
925 |
DZWl80 |
50 |
4.0 |
250 |
618 |
64 |
49 |
37o30�� |
562 |
DZWl5 |
65 |
270 |
670 |
82 |
66 |
37o30�� |
562 |
DZWl5 |
80 |
280 |
700 |
95 |
78 |
37o30�� |
607 |
DZWl5 |
1OO |
300 |
785 |
117 |
100 |
37o30�� |
607 |
DZW20l |
125 |
325 |
845 |
144 |
125 |
37o30�� |
607 |
DZW20l |
150 |
350 |
990 |
172 |
151 |
37o30�� |
607 |
DZW30 |
200 |
400 |
1080 |
223 |
199 |
37o30�� |
607 |
DZW30 |
250 |
450 |
1150 |
278 |
251 |
37o30�� |
755 |
DZW45 |
300 |
500 |
1415 |
330 |
301 |
37o30�� |
755 |
DZW60 |
350 |
550 |
1685 |
382 |
349 |
37o30�� |
825 |
DZW90l |
400 |
600 |
1815 |
432 |
396 |
37o30�� |
825 |
DZW20 |
50 |
����������
6.4 |
250 |
625 |
64 |
49 |
37o30�� |
562 |
DZWlO |
65 |
280 |
693 |
82 |
66 |
37o30�� |
562 |
DZWl5 |
80 |
31O |
712 |
95 |
76 |
37o30�� |
607 |
DZW20l |
1OO |
350 |
790 |
117 |
98 |
37o30�� |
607 |
DZW20l |
125 |
400 |
855 |
150 |
128 |
37o30�� |
607 |
DZW30 |
150
|
450
|
1OOO
|
172
|
149
|
37o30��
|
607
|
DZW30
|
200 |
550 |
1185 |
223 |
197 |
37o30�� |
755 |
DZW45 |
250 |
650 |
1255 |
278 |
245 |
37o30�� |
755 |
DZW60 |
300 |
750 |
1445 |
330 |
293 |
37o30�� |
825 |
DZW90l |
350 |
850 |
1715 |
382 |
341 |
37o30�� |
825 |
DZWl20l |
400 |
950 |
1985 |
432 |
386 |
37o30�� |
925 |
DZWl80 |
50 |
1O��O |
250 |
625 |
64 |
49 |
37o30�� |
562 |
DZWlO |
65 |
280 |
693 |
82 |
66 |
37o30�� |
562 |
DZWl5 |
80 |
31O |
712 |
95 |
74 |
37o30�� |
607 |
DZW20l |
1OO |
350 |
790 |
117 |
97 |
37o30�� |
607 |
DZW30l |
125 |
400 |
855 |
150 |
124 |
37o30�� |
607 |
DZW30 |
150 |
450 |
1000 |
172 |
144 |
37o30�� |
755 |
DZW45 |
200 |
550 |
1185 |
223 |
189 |
37o30�� |
755 |
DZW60 |
250 |
650 |
1255 |
278 |
235 |
37o30�� |
825 |
DZW90l |
300 |
750 |
1445 |
330 |
281 |
37o30�� |
825 |
DZWl20l |
350 |
850 |
1715 |
382 |
333 |
37o30�� |
925 |
DZWl80 |
400 |
950 |
1985 |
432 |
376 |
37o30�� |
925 |
DZW250 |
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