| Customization: | Available |
|---|---|
| After-sales Service: | Lifetime |
| Warranty: | 1 Year |
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DWTT series digital display drop weight tear test machine can be used for the drop weight tear test (DWTT) of steel pipes under 40mm or ferritic steel, bainitic steel and duplex steel with thickness 3~40mm.
1) Maximum impact energy ------------------------------------------------------30000J
2) Host installation height ---------------------------------------------------------≤5.5m
3) Lifting height of drop hammer----------------------------------------------- 2500mm
4) Impact speed------------------------------------------------------------------------ ≥7m/s
5) Total mass error of falling weight----------------------------------------------- ≤1%
6) Mass error of counter weight ----------------------------------------------------≤±0.5%
7) Rockwell hardness of hammer blade and support jaw bearing surface:>HRC56
8) The radius of curvature of the falling hammer blade ---------------R25.4±2.5mm
9) Radius of curvature of support jaws ----------------------------------R14.3±1.59mm
10) Support span----------------------------------------------------- 254+1.5mm
11) The deviation between the center line of the drop hammer blade and the center of the support span is---------- ±1.5mm
12) The deviation between the sample centering device and the center line of the sample notch --------------≤ 1.5 mm
13) The deviation of the lifting height of the falling weight from the standard value -----------≤ 1.5 mm
14) Specimen specification ---------------------------305×76×(3~40)mm or steel pipe
15) External dimensions of testing machine--------------------- 1600×2300×5500mm
16) Motor power-------------------------------------- 4kw
1. Are you a manufacturer?
Yes, we are professional 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
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