GB Standard DIN137 High Pressure Stainless Steel Wave Elastic Washer Wave Spring Lock Washer

1. Grade:A2-70

2. Size: M5-M20

3. Standard: GB955

We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing.

First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.

The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful.

Q:How can I get a quotation?

A:Kindly provide us your details request (item No, style, logo, size, material, surface treatment, quantity etc.) the more detailed the better, leave us an inquiry or email to us and we will response promptly!

Q:How to get a free sample?

A:We recommend you work with Alibaba Trade Assurance, itis very convenient And T/T, PayPal, Western Union.. are all available.

Q:What's the process of order?

A:Send us Inquiry →get quotation →payment done →open mold and make samples→
deliver you samples or send you pictures of samples for approval→mass production.

Q:When can l expect the customized product to be finished?

A:Sample:7-10 working days (Standard).
Bulk order:20-25 working days(Standard).
If you have any other questions, please feel free to contact us!