| After-sales Service: | Lifetime |
|---|---|
| Warranty: | 2 Years |
| Max Diameter of Workpiece: | 900mm |
| Mass Scope of Workpiece: | <900kg |
| Type: | Spring Testing Machine |
| Maxcapacity: | <1000KN |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
This 20kn Computer spring tension and compression tester /spring testing machine is developed and produced by our company, which is mainly used to test the strength of all kinds of valve springs and elastic components. 50kn Computer spring tension and compression tester /spring testing machine can measure the test force of spring and elastic component under the certain deformation or remaining height, and also can measure the remaining height or deformation of spring and elastic component under the certain test force. The testing machine is developed and produced according to the requirements of JB/T7796-2005 Tension and compression spring testing machines.
| Maximum test force | 20kN |
| Test force measurement range | 2%~100% |
| Test force measurement accuracy | better than ± 0.5% of the indicated value |
| Displacement resolution | 0.001mm |
| Displacement measurement accuracy | ± 0.5% |
| Relative error of deformation indication value | within± 0.5% |
| Deformation resolution | 0.001mm |
| Relative error of force control rate | within ± 1% of the set value |
| Crossbeam measurement range | 0.001~200mm/min; |
| Tensile space | 0~600mm |
| Compression space | 0~600mm |
| Maximum travel of crossbeam | 600mm |
| Power supply | 220V 50Hz |
1. Are you a manufacturer?
Yes, we are one of the largest manufacturer of every kinds of testing machines in China. In general, every machine shipped from our factory provides 12 months of free maintenance, taking into account shipping reasons. We can extend the maintenance period for our customers for 2 months.
2. Do you have after-sales service? How can I ask? What about warranty?
Before the delivery of the equipment, we will carry out the factory inspection and the equipment will be shipped after the inspection. If your machine does not work properly, you can contact us and we will try our best to communicate with you via email or skype video chat. We promise we will reply to you within 24 hours and with 3 Within a working day to provide solutions. After confirming that it is really necessary, we can send you new parts or on-site maintenance.
The service does not include mechanical failure due to the following reasons:
(1) Wrong operation;
(2) Privately modified;
(3) Failure caused by non-equipment itself
(4) Use environment that is not suitable for equipment operation. Such as high temperature, humidity, corrosive gas or vibration.
(5) Problems caused by movement or transportation.
(6) Consumable components.
(7) Natural disasters
3. What is the delivery deadline?
Most of the time, we have inventory at the factory. If not, the delivery time is usually 15 to 20 days after receiving the payment. If you need it urgently, we can consider making special arrangements for you.
4. What kind of packaging and transportation do you use?
Under normal circumstances, we will use ordinary orders such as DHL, Fedex, UPS TNT transport. Large orders will use aviation or shipping.
5. Can the device be customized? Can I customize my own design on the device?
We can not only provide standard machines, but we can also provide customized machines according to your needs.
At the same time, we can also place your trademark on the machine.
6. What kind of packaging do you use?
Plastic sealed and sturdy wooden box.
7. What payment methods do you support?
Paypal, T/T, Western Union,L/C
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}