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Shanghai Shuangheng Valve Manufacturing Co., Ltd
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BZ41H/W Insulated Gate Valve
BZ41H/W insulated gate valve is mainly used in various systems such as petroleum, chemical, metallurgical, pharmaceutical, etc. The jacket of this val
Product details
BZ41H/W insulated gate valve is mainly used in various systems such as petroleum, chemical, metallurgical, pharmaceutical, etc. The jacket of this valve is welded between the two flanges of the valve. The side and bottom of the valve are equipped with jacket connection ports, and steam or other hot insulation media can freely flow through the jacket, ensuring that viscous media can flow smoothly through the valve.
Application specifications
1. Design and manufacturing according toGB12234-89
2. Structure length according toGB12221-89
3. The flange size shall be in accordance with JB/T79-94
4. Valve inspection and testing shall be conducted in accordance with GB13927
Material for main parts
Part name
ZG1Cr18Ni9Ti series
ZG00Cr18Ni10 series
ZG1Cr18Ni12Mo2Ti series
ZG00Cr17Ni14Mo2 series
WCB series
valve body/Valve cover
ZG1Cr18Ni9Ti
ZG00Cr18Ni10
ZG1Cr18Ni12Mo2Ti
ZG00Cr17Ni14Mo2
WCB
Ram
ZG1Cr18NI9Ti
ZG00Cr18Ni10
ZG1Cr18Ni12Mo2Ti
ZG00Cr17Ni14Mo2
1Cr13
valve stem
1Cr18Ni9Ti
ooCr18Ni10
1Cr18Ni12Mo2Ti
ooCr17Ni14Mo2
1Cr13
filler
PTFE weaving
PTFE weaving
PTFE weaving
PTFE weaving
graphiteGraphite
shim
304L+PTFE
304L+PTFE
316L+PTFE
316L+PTFE
graphite+304
Graphite+304
cover
ZG1Cr181Ni10
ZG00Cr18Ni10
ZG1Cr18Ni12Mo2Ti
ZG00Cr17Ni14Mo2
WCB
Packing pressure ring
1Cr18Ni9Ti
00Cr18Ni10
1Cr18Mi12Mo2Ti
00Cr17Ni14Mo2
1Cr13
bolt
1Cr171Ni2
1Cr171Ni2
1Cr171Ni2
1Cr171Ni2
35CrMoA
nut
1Cr18Ni9Ti
1Cr18Ni9Ti
1Cr18Ni9Ti
1Cr18Ni9Ti
45
Main external connection dimensions
1.6MPa
size
DN
40
50
65
80
100
125
150
200
250
300
L
mm
200
250
265
280
300
325
350
400
450
500
H
mm
310
358
372
435
500
614
674
818
969
1145
D0
mm
200
240
240
280
300
320
360
400
450
560
2.5MPa
size
DN
40
50
65
80
100
125
150
200
250
300
L
mm
200
250
265
280
300
325
350
400
450
500
H
mm
358
373
435
500
614
674
818
969
1145
1145
D0
mm
240
240
280
300
320
360
400
450
560
640
4.0MPa
size
DN
40
50
65
80
100
125
150
200
250
300
L
mm
200
250
280
310
350
400
450
550
650
750
H
mm
358
373
435
500
614
674
818
969
1145
1145
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