22 years of industry experience in mechanical parts manufacturing



Springs are widely used as vibration absorbing,  energy storing parts and fastners are widely used in many engineering-related applications that mechanically join or fix two or more objects together. 

Spring and fasteners are constructed from any of the following materials:
a. Stainless steel
b. Carbon steel


Spring and fastner surface can be powder coated and Dacromet coated. The former treatment method can pass 24-96 hours salt spray test and the latter can pass 400-1200 hours.


Such as  leaf springs, bolts, screws, nuts, rivets pins......

Product information

Find Details About leaf spring & stainless steel screws on NINGBO HENRY PARTS INC.Please contact us.


Delivery Time

For sample in 10-15 days upon price confirmed if no mould/tooling/jigs required.


For sample in 20-30 days upon price confirmed if need developmould/ tooling/jigs.


For bulk in 40-50 days after sample approved.


For mould/tooling/jigs ,50% in advance and 50% after sample approved.if sample is stillnot good after 2nd time improve,5O% could be returned.


For customized parts. 30% downpay and balance could be negotiated.Place of Origin : NingBo,China(Mainland)

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