Part name |
Material Science |
Part name |
Material Science |
valve body |
ZG1Cr18Ni19Ti ZG1Cr18Ni12M02Ti ZG230~450 HT200 |
Valve seat (seal ring) |
PTFE (enhanced) 1Cr18Ni19Ti Cr18Ni12 M02Ti |
The stem |
0Cr17Ni12M02 0Cr17NiCu4Nb |
Pressure ring |
0Cr17Ni12M02 |
Valve plate |
ZG1Cr18Ni19 ZG0Cr18Ni12 M02Ti |
filler |
Teflon graphite |
Stem bearing Valve plate bearing |
0Cr17Ni12M02 |
Valve seat bracket |
0Cr17Ni12M02 |
Cushion ring |
Fluorine rubber 0 ring |
Part number |
Single number |
Part name |
Material Science |
Specifications |
Coating (remarks) |
01 |
1 |
cylinder block |
Pressed aluminum alloy |
GB1173-86 ZL106 |
A-B-C-D |
02 |
2 |
piston |
Aluminium alloy |
GB1173-86 ZL108 |
- |
03 |
2 |
End cap |
Aluminium alloy |
GB1173-86 ZL108 |
C-D |
04 |
1 |
output shaft |
Forged steel |
- |
Plate with nickel |
05 |
2 |
Bearing (piston) |
Nylon 46 |
- |
- |
06 |
1 |
Bearing (at the top of gear shaft) |
Nylon 46 |
- |
- |
07 |
1 |
Bearing (at the bottom of the gear shaft) |
Nylon 46 |
- |
- |
08 |
1 |
Thrust bearing (gear shaft) |
Nylon 46 |
Y1Cr18Ni9 |
- |
08a |
1 |
Thrust bearing (gear shaft) |
Stainless steel |
- |
- |
09 |
2 |
Plunger |
Acrylonitrile rubber |
- |
- |
10 |
2 |
Bolt (external) |
Stainless steel |
Y1Cr18Ni9 |
- |
10a |
2 |
Bolt (internal) |
Stainless steel |
Y1Cr18Ni9 |
- |
11 |
4 |
0 type ring (spiral seal) |
Acrylonitrile rubber |
- |
- |
11a |
4 |
Washer |
Stainless steel |
Y1Cr18Ni9 |
- |
12 |
4 |
Nut (stroke adjustment) |
Stainless steel |
Y1Cr18Ni9 |
- |
13 |
8 |
Bolt (end cap) |
Stainless steel |
Y1Cr18Ni9 |
- |
13a |
8 |
Gasket (end cap) |
Stainless steel |
Y1Cr18Ni9 |
|
14 |
2 |
O type ring (end cap) |
Acrylonitrile rubber |
- |
- |
15 |
2 |
Bearing (piston head) |
Nylon 46 |
- |
- |
16 |
2 |
O type ring (piston) |
Acrylonitrile rubber |
- |
- |
17 |
2~12 |
Spring |
Alloy spring steel |
- |
Epoxy coating |
18 |
1 |
Elastic gear ring (gear shaft) |
Alloy spring steel |
- |
Plate with nickel |
19 |
1 |
Stroke indicator |
Nylon |
- |
These two items need to be available on request |
20 |
1 |
Bolt / washer |
Stainless steel |
Y1Cr18Ni9 |
|
21 |
1 |
O type ring (gear shaft top) |
Acrylonitrile rubber |
- |
- |
22 |
1 |
O type ring (gear shaft bottom) |
Acrylonitrile rubber |
- |
- |
24 |
2 |
Guide plug |
Compound material |
- |
|
VQ671H-16 |
||||||||
Path DN |
L |
L1 |
D |
D1 |
H1 |
H |
W |
|
mm |
in |
|
|
|
|
|
|
|
25 |
1″ |
50 |
25 |
64 |
38 |
57 |
330 |
140 |
40 |
1 1/2″ |
60 |
25 |
82 |
49 |
63 |
375 |
164 |
50 |
2″ |
75 |
32 |
100 |
60 |
92 |
398 |
190 |
65 |
2 1/2″ |
85 |
38 |
120 |
75 |
100 |
408 |
210 |
80 |
3″ |
100 |
45 |
131 |
89 |
108 |
450 |
247 |
100 |
4″ |
115 |
50 |
158 |
113 |
117 |
465 |
276 |
125 |
5″ |
135 |
55 |
180 |
140 |
140 |
525 |
348 |
150 |
6″ |
160 |
65 |
216 |
164 |
177 |
578 |
378 |
200 |
8″ |
200 |
80 |
268 |
205 |
200 |
650 |
432 |