1. Summary
The hydraulic valve test benches of model YFS-D series are particularly designed to test welded end valves.The test benches equipped with special sealing plates and leak detection assembly can perform shell test and seat test on welded end valves. Besides, they can also be used to test flanged end valves, socket welded end valves, screwed end valves etc. As to test high or super high pressure valves,the test bench can be particularly designed and manufactured according to customers′ special requirements.

2. Technical Parameters
Model& Specification |
Type |
TestingRange |
Spacing Between Two Working Plates(mm) |
Diameter of Goring Oil Cylinder |
Max.Goring Force(t) |
Motor of Oil Pump |
Outline Dimensions(L×W×H) |
YFS-D50 |
Unitary |
DN15-50 |
100-500 |
φ 80 |
20 |
2.2KW |
900×2000×1600 |
YFS-D100 |
Unitary |
DN25-100 |
150-650 |
φ 160 |
60 |
2.2KW |
1000×2600×1600 |
YFS-D200 |
Unitary |
DN50-200 |
230-800 |
φ 200 |
100 |
3.0KW |
1100×2800×1600 |
YFS-D300 |
Unitary |
DN80-300 |
250-900 |
φ 250 |
150 |
3.0KW |
1200×3100×1600 |
YFS-D400 |
Separate |
DN150-400 |
3201-000 |
φ 320 |
230 |
5.5KW |
2500×3600×1700 |
YFS-D500 |
Separate |
DN200-500 |
3801-200 |
φ 380 |
320 |
5.5KW |
2600×3800×1700 |
YFS-D600 |
Separate |
DN250-600 |
4301-400 |
φ 420 |
400 |
5.5KW |
2700×4000×1700 |
YFS-D800 |
Separate |
DN300-800 |
4801-700 |
φ 500 |
550 |
5.5KW |
3000×4500×1700 |
3、Pressure Check List
Model YFS-D50
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
1/2″ |
DN15 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
3/4″ |
DN20 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
1″ |
DN25 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
11/4″ |
DN32 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
11/2″ |
DN40 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
2″ |
DN50 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
Model YFS-D100
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
1″ |
DN25 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
11/4 ″ |
DN32 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
11/2″ |
DN40 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
2″ |
DN50 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
21/2″ |
DN65 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
3 ″ |
DN80 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
4″ |
DN100 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
PN-denotes the pressure of the oil cylinder when performing seat test;PS- denotes the pressure of the cylinder when performing shell test
Model YFS-D200
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
2″ |
DN50 |
|
|
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
21/2″ |
DN65 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
3″ |
DN80 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
4″ |
DN100 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
5″ |
DN125 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
6″ |
DN150 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
7″ |
DN175 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
8″ |
DN200 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
Model YFS-D300
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
3″ |
DN80 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
4″ |
DN100 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
5″ |
DN125 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
6″ |
DN150 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
7″ |
DN175 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
8″ |
DN200 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
10″ |
DN250 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
12″ |
DN300 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
Model YFS-D400
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
g00 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
6″ |
DN150 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
7″ |
DN175 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
8″ |
DN200 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
10″ |
DN250 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
12″ |
DN300 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
14″ |
DN350 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
16″ |
DN400 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
| PN-denotes the pressure of the oil cylinder when performing seat test;PS- denotes the pressure of the cylinder when performing shell test
Model YFS-D500
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
8″ |
DN200 |
|
|
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
10″ |
DN250 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
12″ |
DN300 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
14″ |
DN350 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
16″ |
DN400 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
18″ |
DN450 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
20″ |
DN500 |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
|
|
Model YFS-D600
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
10″ |
DN250 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
12″ |
DN300 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
14″ |
DN350 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
16″ |
DN400 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
18″ |
DN450 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
20″ |
DN500 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
24″ |
DN600 |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
|
|
Model YFS-D800
Nominal Diameter |
Nominal Pressure MPa/class |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
20.0 |
25.0 |
32.0 |
42.0 |
150 |
300 |
400 |
600 |
900 |
|
1500 |
|
2500 |
Pressure of Hydraulic Station |
in |
mm |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
PN |
PS |
12″ |
DN300 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
14″ |
DN350 |
|
|
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
16″ |
DN400 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
18″ |
DN450 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
20″ |
DN500 |
● |
● |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
24″ |
DN600 |
● |
● |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
28″ |
DN700 |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
|
|
32″ |
DN800 |
● |
● |
● |
● |
● |
● |
|
|
|
|
|
|
|
|
|
|
|
|
PN-denotes the pressure of the oil cylinder when performing seat test;PS- denotes the pressure of the cylinder when performing shell test
|