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Product Name:JIS B2044 Rising Stem Gate Valve (Metal Seal)
Specification
Bolted Bonnet; Outside Screw & Yoke; Rising Stem;Solid Wedge
Design Standard: JIS B2044
Face to Face: JIS B2002
Flange Drilling :  JIS B2212
Size :  2"-12"
 
Application
Working Temp: 100 °C
Working Pressure: PN10 or PN16
Suitable Media: Water,Steam,Oil,ect.
Not recommended for Steam Service.
Caution: FREEZING WEATHER PRECAUTION - Subsequent to testing a piping system, gate valves should be left in an open position to allow complete drainage.
Materials
No
Part Name
Materials
1
Body
ASTM A126A(B)
GG20 GG25
2
Seat Ring
ASTM B36/B62,SS410
Brass,Bronze
3
Wedge Ring
ASTM B36
Brass
4
Wedge
ASTM A126A(B)
GG20 GG25
5
Bolt
A216 WCB
GS-C25
6
Nut
A216 WCB
GS-C25
7
Washer
A216 WCB
GS-C25
8
Bonnet Gasket
Grapihte
Graphite
9
Packing
Grapihte
Graphite
10
Bolt
A216 WCB
GS-C25
11
Gland
ASTM A126A(B)
GG20 GG25
12
Washer
A216 WCB
GS-C25
13
Nut
A216 WCB
GS-C25
14
Bonnet
ASTM A126A(B)
GG20 GG25
15
Yoke Nut
ASTM B36
Brass
16
Nut
A216 WCB
GS-C25
17
Handwheel
ASTM A126B
GG25
18
Stem
SS410
X10Cr13
 
Dimensions (JIS 2212 Flange drillng)
DN
D
D1
L
H
b
n
d
50
155
120
178
330
20
4
19
65
175
140
190
385
22
4
19
80
185
150
203
420
22
8
19
100
210
175
229
500
24
8
19
125
250
210
254
660
24
8
23
150
280
240
267
740
26
8
23
200
330
290
292
930
26
12
23
250
400
355
330
1130
30
12
25
300
445
400
356
1330
32
12
25
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