名称：VT-CW(E)对夹弹簧式止回阀
详细信息
精密铸造对夹式止回阀（弹簧式）
法兰标准：DIN PN16/25/40，ANSI 150/300 LBS
结构长度：DIN 3202-K4
压力等级：PN40
材料：CF8M，CF8，CF3M，WCB
压力测试：API 598
|
ITEM
|
PART
|
MATERIAL
|
QTY
|
|
1
|
BODY
|
CF8M
|
1
|
|
2
|
SPRING COVER
|
SS316
|
1
|
|
3
|
SPRING
|
SS316
|
1
|
|
4
|
DISC
|
CF8M
|
1
|
|
SIZE
|
d
|
D
|
D1
|
D2
|
L
|
H
|
KGS
|
|
1/2"
|
15
|
39
|
28.3
|
34
|
16
|
3.5
|
0.10
|
|
3/4"
|
20
|
46
|
35.7
|
41
|
19
|
4.0
|
0.14
|
|
1"
|
25
|
54
|
40
|
49
|
22
|
4.0
|
0.22
|
|
1-1/4"
|
32
|
70
|
52.4
|
62
|
28
|
5.0
|
0.39
|
|
1-1/2"
|
40
|
81
|
61
|
71
|
32
|
5.5
|
0.54
|
|
2"
|
48
|
94
|
75.4
|
85
|
40
|
6.0
|
0.77
|
|
2-1/2"
|
62
|
113
|
90
|
102
|
46
|
6.5
|
1.25
|
|
3"
|
75
|
132
|
109
|
123
|
50
|
7.5
|
1.90
|
|
4"
|
85
|
150
|
125.3
|
140
|
60
|
8.5
|
2.80
|
|
5"
|
118
|
187
|
160
|
177
|
90
|
18.0
|
5.5
|
|
6"
|
140
|
217
|
187
|
205
|
106
|
23.0
|
8.3
|
|
8"
|
185
|
274
|
240
|
261
|
140
|
32.0
|
16.1
|