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Hydraulic Cylinder Inspection Content
The Inspection of Hydraulic Cylinder
NO. |
Test Item |
Testing Contect |
|
1 |
Testing Station |
Test the running of hydraulic station and valves,pressure gauge,and pipe |
|
2 |
Minimum Pressure for running |
Drawing requirements |
≤ Mpa |
3 |
No-load capacity performance |
When it is no-load,the cylinder run more than 2 cycles ,it should work normally |
|
4 | Mounting Size | Drawing Requirement | |
5 | stroke | Drawing Requirement | |
6 | outer Size | Drawing Requirement | |
7 | Port Size | Drawing Requirement | |
8 | Durability | Testing Time | |
9 | Pressure-tight Test | With the working pressure ( ) Mpa,Keep pressure for 15 minutes,the working pressure should not low moer 0.5Mpa. | |
10 | Leak | When the testing pressure is 1.5 times of working pressure,keep pressure for three minutes,check the piston rod,welding parts and other parts,it should not be leak,spare parts can't be damaged | |
11 | Shape | After all inspection,put all oil insidee cylinder out,clean inner surface and outer surface of barrel,confirm the shape and quality is in line wiht drawing,add plug at the oil port | |
Confirm the writing of label is clear,scale and model is in line with drawing | |||
12 | Package | After up to standard,put cylinder and certification and into pack | |
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