We always produce any kinds of spring as to our customers' request, so we are glad to receive your design drawing or detailed sizes, then we will give you a full information.
carbon steel, stainless steel, brass, phosphor bronze etc.
nickel plated, zinc plated, black plated, melanism, gold plated etc.
each part's length
the diameter of outer or inner
we also could quote as per our MOQ(1000pcs)
each sizes of angle
OEM/ODM high precision extension/tension spring:
Send me below details or your design drawing to me for a quote: 1)Material 2)Wire diameter 3)Total coils 4)Free length 5)Maximum outside diameter or minimum inside diameter 6)Quantity
We have some kinds of springs in stock. And they are free to you. Please contact me.
Similar torsion/extension/compression spring:
Hot sale OEM stainless steel tension spring hook ISO9001 Passed
About us:Dongguan Yubiao Hardware Co.,Ltd was Specilized in the export of all kinds of high precision hard-ware parts,such as stamping parts,auto lathe parts,cnc turning parts,cnc milling parts,spring,shaft,screw and
other fasteners.Our products are widely used in furniture,electricity & electronics,lighting system,securtiy
system, bathroom accessory,plumbing fittings and so on. For more information,please refer to our website:
Our main production modes are designing and proofing based on drawings, concepts and samples provided by
customers. We provide samples for customers for review, verification and confirmation before proceeding to
We are increasingly expanding our international market share based on quality products, excellent service,reasonable
price and timely delivery. If you are interested, don't hesitate to contact us.
Brand & Model No.
Number of Year(s) Used
Shanghai/Wode & J23-10~J23-40A
Auto lathe machine
Cnc lathe machine
CNC milling machine
Ronglian/EN & 8/EN-502S
Ultrasonic cleaning machine
Wexinda & WXD-10144STGF
Wire cutting machine
Yucheng & DK7740
What's our's Quality contral?
1.We have specialized QC testers to check the products quality according to different customers.
2.We have IQC to check the dimensions and surface of the incoming material.
3.We have PQC to inspect full-course during the processing
4.We have FQC to inspect all the plating products from outsides and make the 100% inspection before the shipments.
We are willing to provide with sample for quality and function testing. We are a certified firm with
ISO 9001: 2008.
Packaging & Shipping
1.We use oversized boxes to eliminate any breakage due to shock and every part is additionally
wrapped in bubble wrap or some other protective layer.
2.Shipments for light parts are via DHL,TNT,UPS, or Fedex etc ,heavy weight and large size is via Sea.
according your requirements.
Q1: Is it possible to know how are my products going on without visiting your company?
A: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which show the
Q2: How can you ensure the quality?
A: We have QC department to control the quality from the begining of production until goods finish.
Q3: If you make poor quality goods,will you refund our fund?
A: As a matter of fact, we wont take a chance to do poor quality products. Meanwhile, we manufacture goods quality products until your satisfaction.
For Free Samples,Welcome Send Your Inquiry Details in the Below then ClickNow!