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| NEWS |
| the informations for customize constant force spring and spiral spring
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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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