The hard-sealed globe valve is a shut-off valve that controls pipeline opening and closing by moving the disc vertically along the central axis of the seat passage. It is suitable for use as an opening/closing device in steam and water pipelines, but generally not recommended for media with high viscosity, particulate content, or prone to coking or sedimentation. This valve finds extensive application in industries such as petrochemicals, power generation, metallurgy, urban construction, papermaking, and pharmaceuticals.
Product Features
Simple structure, convenient for manufacturing and maintenance; small working stroke and short opening/closing time.
Exhibits excellent sealing performance, low friction, and prolonged service life.
Exhibits excellent strength, stiffness, and flow capacity
technical parameter
Model: J41H
Design and manufacturing standard: GB/T 12235
Sealing test pressure: 0.6–0.7 MPa
Applicable media: water, steam, oils, etc.
Connection type: Flange connection
Nominal pressure: 1.0/1.6 MPa
Shell test pressure: 1.5–2.4 MPa
Media temperature: ≤425°C
Connection Standard: JB/T79
structure size
DN
PN
size (mm)
mm
d
K
D
T
f
N-Z
L
H
S
15
16
45
65
92
14
2
4-14
130
170
120
20
16
55
75
102
14
2
4-14
150
190
140
25
16
65
85
112
14
2
4-14
160
205
160
32
16
78
100
132
16
2
4-18
180
270
180
40
16
85
110
142
16
2
4-18
200
310
200
50
16
100
125
157
16
3
4-18
230
358
240
65
16
120
145
177
16
3
8-18
290
373
280
80
16
135
160
192
18
3
8-18
310
435
320
100
16
155
130
212
18
3
8-18
350
500
360
125
16
185
210
242
20
3
8-18
400
614
400
150
16
210
240
277
22
3
8-23
480
674
400
200
16
265
295
332
24
3
12-23
600
818
450
250
16
320
355
402
28
3
12-25
730
969
550
Material List
order number
part
standard layout
Optional configuration
1
valve body
CF8
CF8M
2
Valve flap
CF8
CF8M
3
valve stem
2Cr13
4
Valve disc cover
carbon steel
stainless steel
5
double-screw bolt
carbon steel
stainless steel
6
nut
carbon steel
stainless steel
7
pad
PTFE
Graphite + Stainless steel
8
Valve cover
CF8
CF8M
9
filling
PTFE
10
Sell
carbon steel
stainless steel
11
Welded bolt
carbon steel
stainless steel
12
Filler pressing sleeve
carbon steel
stainless steel
13
Filler pressing plate
CF8
CF8M
14
nut
carbon steel
stainless steel
15
valve-stem nut
ZCuAl10Fe3
16
nut bolt
carbon steel
stainless steel
17
hand wheel
QT400-18
MAG steel
18
data plate
AL
19
nut
carbon steel
stainless steel
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