Product Detail
Manual Gate Valve
Manual Gate Valve
Original : 0.00
Product Details

Product Features:

·Valve opening and closing member is a gate, the direction of movement of the fluid in a direction perpendicular to the shutter, manual valve can only be fully open and fully closed, can not be adjusted and throttle use.

Use should be avoided in the micro shutter open, because the high-speed flow of medium erosion will accelerate the damage to the sealing surface. Gate for the lifting movement in the valve, disconnect the line the same as the gate dielectric.

· Medium flows unrestricted, non-spoiler, do not reduce the pressure.

· Widely used in petroleum, chemical, power plants and other oil, water, steam pipes, the control opening and closing of the medium.

Properties

Design Standard

GB/T12234

Body Material

Cast Steel

Operation way

Manual

Packing

Asbestos, flexible graphite

Seal

Alloy steel or hard alloy

Nominal Pressure

PN1.6~2.5MPa

Applicable Medium

Water, Oil, Gas, etc

Applicable Temperature

≤425℃

Dimension



Nominal pressure

Nominal diameter,

DN(mm)

Dimension/mm
Flange/mm(JB79.1-94 Series 2 Raised Flange)
L
H
D0
D
D1
D2
b
f
Z-фd
1.6MPa
50
250
358
240
160
125
100
16
3
4-ф18
65
265
373
240
180
145
120
18
3
4-ф18
80
280
435
280
195
160
135
20
3
8-ф18
100
300
500
320
215
180
155
20
3
8-ф18
125
325
614
360
245
210
185
22
3
8-ф18
150
350
674
360
280
240
210
24
3
8-ф23
200
400
818
400
335
295
265
26
3
12-ф23
250
450
969
450
405
355
320
30
3
12-ф25
300
500
1145
560
460
410
375
30
4
12-ф25
350
550
1280
640
520
470
435
34
4
16-ф25
400
600
1450
720
580
525
485
36
4
16-ф30
500
700
1676
720
705
650
608
44
4
20-ф34
600
800
1874
800
840
770
718
48
5
20-ф41
2.5MPa
50
250
358
240
160
125
100
20
3
4-18
65
265
373
240
180
145
120
22
3
8-18
80
280
435
280
195
160
135
22
3
8-18
100
300
500
320
230
190
160
24
3
8-23
125
325
614
360
270
220
188
28
3
8-25
150
350
674
360
300
250
218
30
3
8-25
200
400
818
400
360
310
278
34
3
12-25
250
450
969
450
425
370
332
36
3
12-ф30
300
500
1145
560
485
430
390
40
4
16-ф30
350
550
1280
640
550
490
448
44
4
16-ф34
400
600
1450
720
610
550
505
48
4
16-ф34


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