door locks torsion spring manufacturer

Product Description
1. ODM&OEM service are all welcomed2. Practicable Software: Solidworks,Pro/Engineer,Auto CAD,PDF,JPG
3. Small orders accept
4. Reasonable and competitive price according to your drawings

Product Name
Springs
Material
Aluminum,brass,stainless steel,steel,iron,alloy,copper,etc
Surface Finish
hardening, carburizing, high frequency,Degreasing,Polish,Anodize,Sand blasting,Powder coating,Vacuum Plating,Nickel, Zinc, Chorme,Tin, Silver plating etc.
Kinds
Compression,Extension,Torsion,flat and so on
Quality Control
ISO/TS16949:2002 and ISO14001:2004 system
Tolerance
0.1mm
Packing
Inner-Plastic Bag; Outer -Standard Carton Box.
Standard
DIN,JIS,ASTM,AISI,BS,GB
Products Show
Our Advantage
High quality
1.Competitive price.
2.Continuance service and support.
3.Diversified rich experienced skilled workers.

High quality
4.Custom R&D program coordination.
5.Quality,reliability and long product life.
High quality
6.Application expertise.
7.Mature,perfect and excellence,but simple design.
Our Company
Company
Our Company
Factory
Our Factory
Workshop
Our Workshop
Warehouse
Our Warehouse
Packing & Delivery
Packing Details : Inner plastic bag,outside carton box,last is the pallet,all are based on the customers' requirments
Delivery Details : 10-30 days after you confirm the samples
Payment terms: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us.

1. Bubble package


2. Assembly and packaging


3. Cartons Package


4. Wooden package


5. Pallet package


6. Delivery


Our Certifications
Quality Control
1) Technicians self-check in production 2) Engineer spot check in production
3) QC inspects after mass production finished
4) International sales who were trained the technical know-how spot check before shipping

Customer Photo
Products applications
Home appliance equipment
Auto parts, Industrial equipment,
Electrical equipment
mechanical parts
hardware parts

Products applications
•auto components•Computer electronics•Electronics components•Civil Engineering

Products applications
•Construction•Marine Industry•Garden Products•Military industry

FAQ
Q: how to contact with sales ?
A: You can send inquiry of our products,it will be replied within 6 hours;You can contact dirrectly with our sales through Alitalk or Skype as you like.

Q: What information should I give to you for inquiry?
A: If you have drawings or samples,pls feel free to send us,and tell us your special requirements such as material ,tolerance,surface treatments and the amount you need,ect .

Q: how about certificate?
A: We will make 100% full inspection and provide the inspection reports.

Q: Is it possible to return the money if the quality is not good?
This has never been occured right now ,as we treat the quality as our key of development.Quality and service is everything for us.