Descripción del producto

~Compression spring are probably the most common type of spring, we manufacture and are used in many applications such as hydraulic, pneumatic valves and lighting

Donva is able to produce springs in a wide range of materials including
* High Carbon Steel(Music, *5Mn, *0A, *0B, *2A, *2B, *0Si2Mn etc.)
* Stainless Steel(**4, **1, **6, **1, **0 etc.)
* Copper Based Alloys(Phosphor Bronze, Copper, Beryllium Copper)
* Alloy-Steel(Constantan or others)

 Donva Spring
* Top *0 Spring manufacturer  in East China
* Cooperate with well-know auto companies
* Import advanced equipment
* Stock or Custom

How to order
1.Pls send me your drawing with detailed specification or sample
2.We offer you our best price
3.After you confirme the price,we start to prepare the sample(usually within one week)
4.After confirming the sample,you place an order
 
ShangHai RAYMAC Precision Mechanical Co ., Ltd  is a design , manufacturing and trade integrated modern company , and our factory located in SuZhou,JiangSu province . Our plant specialized in manufacturing all kinds of related hardware electric accessories such as various types of spring and screws , EMI/EMC/RFI gasket rubber , stamping parts , NFC , machining parts ,ceramic materials ,  thermal conductive pad ,cabinet parts , CNC lathe parts , extrusion parts ,  conductive foam , gap pad series ,electronic metal reeds, protective film , adhesive tape ,insulator, TIM , mesh/fabric , etc . These products can be used for the automobile,communications equipment , automotive , commercial solutions , consumer, electronics , energy , manufacturing, transportation field .Most of these products already through ROSH , UL , ISO***1 certification test .Our factory works with everything from the raw material to the finished product , All products have to go through five checks if the whole manufacturing process by QC department .

All the related hardware electric accessories fall within the scope of our business activities , we shall be pleased to enter into direct business relations with you !