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Product Name:Cast Iron Gate valve
DIN 3352 F4 Non-rising Resilient Seal Gate valve
Specification
Design Standard: DIN3356
Face to Face: DIN3202 F4
Flange Drilling :  DIN2531, DIN2532, DIN2533,etc
Testing: DIN3230
Size:  DN50-DN300
 
Application
Working Temp: 100oC
Working Pressure: PN10 or PN16
Suitable Media: Water,Steam,Oil
Not recommended for Steam Service.
Causion: 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
Wedge
ASTM A126A(B)+NBR
GG20 GG25+NBR
3
Wedge Nut
ASTM B36
Brass
4
Bonnet Gasket
Graphite
Graphite
5
Bonnet
ASTM A126A(B)
GG20 GG25
6
Bolt
A216 WCB
GS-C25
7
Nut
ASTM B36
Brass
8
Half Ring
A216 WCB
GS-C25
9
Packing
Graphite
Graphite
10
Gland
ASTM B36
Brass
11
Dustproof Ring
EPDM
EPDM
12
Stem
SS410
X10Cr13
13
Handwheel
ASTM A126A(B)
GG20 GG25
14
Washer
A216 WCB
GS-C25
15
Bolt
A216 WCB
GS-C25
 
Dimensions
DN
D
D1
D2
L
H
b
n
d
50
165
125
102
150
250
17
4
18
65
185
145
122
170
265
17
4
18
80
200
160
138
180
300
19
4
18
100
220
180
158
190
350
19
8
18
125
250
210
188
200
350
21
8
18
150
285
240
212
210
450
21
8
23
200
340
295
268
230
550
23
8
23
250
395
350
320
250
650
25
12
23
300
445
400
370
270
650
25
12
23
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