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TEL: 86-769-2868 3305
E-mail: info@dgpowerspring.cn

Dongguan Yongsheng Metal Products Co., Ltd
Add: No. 27, the 2nd industrial,
      Heshi Road, Hekeng Village, 
      Qiaotou Town, Dongguan City,
      Guangdong Province, China
Tel: +86 769 2868 3305,
        +86 769 8103 9998-107
Fax: +86 769 81039997
E-mail: info@dgpowerspring.cn
Skype: dgpower.spring
MSN: info@dgpowerspring.cn
Web: www.dgpowerspring.com

 
NEWS
the informations for customize constant force spring and spiral spring
Clients need to provide the follow informations for customize the contant force spring and spiral spring:

1)the dimensions: thickness, width and length
2)The diameter of the spring: (a) outer diameter  (b)inner diameter  (c) the diameter of shaft
3)The requirements of force
4)The material of spring: such as SUS301,carbon steel, ect.
5)The turns no.: the total turns no.
6)The surface treatment: heat-treatment

Dongguan Yongsheng Metal Products Co., Ltd specializes in R&D and production of constant force spring, spiral spring, power spring. We have 15 years of experience,  stable deliver, 100% imported raw-material, 100% of quality assurance, welcome to visit our factory and make samples!
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Copyright© 2012Dongguan Yongsheng Metal Products Co., Ltd
Tel: 86-769-28683305,81039998 Fax: 86-769-81039997 Email:info@dgpowerspring.cn
Add: No. 27 the second industrial, Heshi Road, Hekeng Village, Qiaotou Town, Dongguan City, Guangdong Province, China.