不銹鋼焊接真空閘�主要性能�(guī)范 Chief property and specification ■試�(yàn)壓力 Test pressure
公稱通徑 DN/mm Nominal diameter
試驗(yàn)壓力/MPa Seal test
殼體�(qiáng)度試�(yàn) Sheli strength
上密封試�(yàn) Back seal
密封試驗(yàn) Seal test
2.5
3 8
2 8
4 O
6 0
4 4
6 4
9.6
7.0
10.0
15.0
11.0
110
■試�(yàn)壓力 Test pressure
�(chǎn)品類� Product type
適用介質(zhì) Applicable medium
適用溫度/� Applicable temperature
NKZ61H NKZ64H NKZ964H NKZ961H
H-C�
水、蒸�、空� Water,Stram.Air
≤425
Y-I�
≤550
■主要零件材� Materials main parts
零件名稱 Part name
閥體、閥� Body Bonnet
閥桿 Valve stem
閥板 Wedge gate
密封� Sealing face
閥桿螺母 Yoke nut
填料 Packing
緊固� Fastener
WCB
2Gr13
25
H：合金鋼 H：alloy steel
鋁青� Al bronze
膨脹�(fù)合石� Expanding compound graphite
�(yōu)�(zhì)碳鋼 High-grade carbon steel
鉻鉬� Cr.Mo steel
20Cr1Mo1VA
鉻鉬� Cr．Mo steel
Y：硬�(zhì)合金 Y：carbide alloy
不銹鋼焊接真空閘�主要尺寸及重� Main dimensions and weight
公稱壓力 DN/mm Nominal pressure
主要外形尺寸和連接尺寸/mm Main external and connecting dimensions
電動(dòng)裝置 Electric dowice
L
H
D
Do
∝
W
50
250
618
64
49
37°30’
562
DZW10
65
270
670
82
66
80
280
700
95
78
100
300
785
117
607
DZW15
125
325
845
144
DZW20I
150
350
990
172
151
200
400
1080
223
201
DZW30
450
1150
278
253
500
1415
330
303
755
DZW45
550
1665
380
351
DZW60
600
1815
432
398
825
DZW90
650
1920
484
DZW120
2080
535
498
800
2380
638
925
DZW180
199
251
301
1685
382
349
DZW90I
396
DZWl20
6.4
625
DZWlO
693
DZWl5
310
712
76
790
98
855
128
1000
149
1185
197
1255
245
750
1445
293
850
1715
341
DZW120I
950
1985
386
10．O
DZW1O
74
97
DZW30I
124
189
235
281
333
376
DZW250
注： PN4.O(40)閥門允許作為PNl.0(10)、PNl.6(16)、PN2.5(25)壓力�(jí)選用.需更�(jìn)一步了解本公司�(chǎn)品的，請(qǐng)直接�(diǎn)擊本公司�(wǎng)址�(jìn)入：www.bodacp.cn
