The material of major parts:
Part name
Material
Name
Mark
Standard
Body、Cover、Disc
casting tin bronze
ZQSn10-2 or
ZQSn5-5-5
CB883
Stem
aluminum brone
QAL9-2
GB4429
DIMENSIONS(mm): Flange dimensins shall coform to GB569
norminal diameter
DN
Overall Dimension
valve body
wall thivkness
flange joint size
handwheel
lift
weight kg
L
L1
H
L2
H1
δ
D
D1
D2
b
do
n
TH
Do
S
m
A(model)
B(model)
A(model)
B(model)
A(model)
B(model)
A(model)
B(model)
40
240
134
85
70
167
140
90
70
5
125
93
74
14
15
6
M14
120
11
14
6.25
5.75
50
258
145
85
80
170
140
100
80
135
103
84
16
7.82
7.27
65
294
170
100
95
200
170
120
90
6
155
123
104
140
12
20
9.80
9.40

DIMENSIONS(mm): Flange dimensins shall coform to GB2501
normial dirmeter
DN
Overall Dimension
valve body

flange jiont size
handwheel
litt
weight kg
L
L1
H
L2
H1
δ
D
D1
D2
b
do
n
TH
Do
S
m
AS(model)
BS(model)
AS(model)
BS(model)
AS(model)
BS(model)
AS(model)
BS(model)
40
240
134
85
70
167
140
90
70
5
150
110
88
16
18
4
M14
120
11
14
7.25
6.65
50
258
145
85
80
170
140
100
80
165
125
102
17
16
8.94
8.27
65
294
170
100
95
200
170
120
90
6
185
145
122
140
12
20
10.7
10.30
Marine Flange Fire-pighting bolt GB2032-93

Parameters:

TYPE
Nominal
pressur
(Mpa)
PN
Nominal
diamater(mm)
DN
Aavilable medium
A(model)

1.0MPa

40-65

Sea water、Fresh weter
AS(model)
B(model)
BS(model)