| Code definition |
Optional range definition |
| Motorized valve body series |
DDF |
| Valve body code |
X=Internal thread connection split type motorized valve |
| Valve type |
2=2-way valve,3=3-way valve |
| DN |
15=DN15,20=DN20,25=DN25 |
| Motorized valve actuator series |
DFQ |
| Actuator code |
XA1=2-wire |
| Input power |
220=220VAC,110=110VAC,24AC=24VAC |
Q1:What is the protocol for requesting a manufacturing quote from Hengsen?
A1: A simply call or write to us with your purchase request.
Q2:Can I get some samples ?
A2:Yes, we can provide samples( for free). Please contact and send us your address.
Q3:Will there be company website?
A3:Yes.Please contact us.
Q4:How are orders packed and shipped ?
A4:We have two kinds of packing, one with our brand and one without anything. If requires, we can match your brand. Most shipments include boxes packed inside an outer carton and placed on a wooden pallet.
Q5:What are your quality control procedures?
A5: Hengsen insists on strict quality control procedures that begin with product design and carry through to the end of the production process using state-of -the-art quality control equipment .And we have a national laboratory to ensure the quality of every product.
Q6:Where is your company located? How can I get there?
A6:Our company is located at Jinling industrial zone in Zhuji, Zhejiang province. You can contact us before you come. All our clients, from home or abroad, are warmly welcome to visit us.
Q7:Do Hengsen products come with a warranty ?
A7:Yes. We are 100% responsible for our products and provide one years' after-sale guarantee.At the same time, for your feedback, we will arrange a person responsible for your rights and interests at the first time .
Q8: How long can I get the products?
A8:It depends on the quantity and your address.Please contact us and check it.
Q9:How are the products manufactured?
A9:Not only do we ensure strict quality standard , we attach personnel in all manufacturing progresses.
Q10:How are the payments terms like?
A10:Our usual payment terms are T/T, VISA and Online Bank Payment. Please advise if you require other payment methods.
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