Application: It is widely used for Heat exchanger ,Air-conditioner ,refrigerator,economizer
and other parts of Heat Industry.
Material of Spiral fins: Stainless Steel 
Type of base pipe:Seamlesss,Welded 
 
 
Type of fins:Cold turning


OD of Base pipes: 15mm-219mm
WT of base pipes: 1.2mm-16mm
Height of fins:  1mm-30mm
WT of fins:  0.4mm-3.0mm
Pitch of fins:  1.2mm-20mm 
Length of tubes:  ≤23m
Note:We can negotiate with customer about their other request.



Production equipment:



Testing Machine:



Pipe Checking:






Package& Shipping:




Expo Show:



Customer Visit:


FAQ:
1. Q: I haven't done business with you guys before,how can I trust your company?
    A: Our company has been in  for 6, almost 7 years, which is longer than most  of our fellow suppliers, we've been golden suppliers for years. What's more, we've got quite a lot authority certificates, for example, CE, ISO9001, made in china onsite check certificate. I hope those above will be persuasive enough.
2. Q: What is the minimum order?
    A: Yes, our company mainly deals with wholesale deals, but if you insist buying one piece, or you just need one piece, we would be very likely to make the MOQ as 1 piece for you though.
3. Q: How can I get a sample to check your quality? How long can I get the sample?
    A: After price confirmed, FREE SAMPLE could be provided for your evaluation.
        After you confirm the sample details, the samples will be ready for delivery in 3-7days,and will be sent to you via express and arrive in 3-5days.
4. Q: What payment methods your company accept?
    A: We accept T/T, L/C, Western Union, Paypal.
5. Q: What's the shipment terms and delivery time of your company?
    A: FOB,CFR,CIF,15-60days
6. Q: Do you give any discount ?
    A: We'll surely try our best to help you get those by the best price and good service at the same time.