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Help CenterBig Heavy Duty Extension Coil Spring / Tension Spring
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Specifications
Big Heavy Duty Extension Coil Spring / Tension Spring1. fully automatic production
2. Professional service team
Big Heavy Duty Extension Coil Spring / Tension Spring
Features of extension spring :
Each coil of extension spring close together and there are pull-tabs at both ends for puling easily. Extension spring possess initial tension which is used to keep the spring coil of pull-tabs closed.
Initial tension only changes in a limited range so as to realize expected load characteristics. Other characteristics, such as diameter, aperture of pull-tab can be customized to ensure that it will meet the customer’s accurately.
Produc Information :
Extension spring |
|
Material |
carbon steel, Stainless steel, Alloy steel(60Si2Mn / 65Mn ), Oil tempered wire or as your request |
Wire diameter |
4.83 mm-21.14 mm |
Surface treatment |
Nickel / Zinc / Gold / Silver / Tin / Chromium / Yellow Zinc / Oxide black or to your needs |
Certificate |
ISO9001:2008 ,ISO14001and ROHs |
Packing Detail |
Inner plastic bag, outer carton box, and advised by customer |
|
Application |
Auto industry / Recreational facilities / Elevator/Mining machinery / Crusher / Oil field equipment / electronic products/recreational facilities and other machinery |
Technician |
>10 they have rich experience and some along with our company from setting up. |
Payment terms |
L/C , T/T or other payments |
Advanced machine |
Accurately control tolerance |
|
Equipment |
Advanced CNC computer spring machines with high precision and efficiency, high quality heat treatment and testing machine |
|
Company information |
Our company is very convenient for transportation east of Tianjin port. It is the professional manufacturers which combine a set of spring manufacturing, R & D with surface treatment. |
All the designs and details can be changed according to customers’ demands. | |
Package :
The products are packed by cartons, but if needed it can be replaced by wooden cases or others .
Sercice that we offered :
After we two parties sign the contract , the buyer should pay 30% deposit for our production , and before shipment, the buyer should pay the balance 70% . Then , the goods can be shipped . And we can guarantee for products quality , and offer the after-sales service , we are willing to tell you anything you want to know .we can produce high-quality products. At the same time, we can provide personalized services and have won numerous customers' recognition.
About our Company :
Tianjin Wang xia Spring Co., Ltd. was founded in 2005 and located in Jinghai County, Tianjin , China . It is very convenient for transportation east of Tianjin port. Our company is the professional manufacturers which combine a set of spring manufacturing, R & D with surface treatment. Our company has been 10 years of history, and has a variety of automatic computer spring coiling machine, computer spring grinding machine, continuous mesh belt Quenching furnace, furnace, spring tension ,compression testing machine, spring fatigue testing machine, hot coil spring equipment, production testing equipment, and advanced production technology. So the quality is guaranteed .
Our Equipment and Factory :
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.
If you don't have a spring sample or drawing, please help to provide us a picture or short description of what the spring looks like so we can give fast and efficient reply .
Send Inquiry to This Supplier
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