Description

PVD Coated Black Titanium Springs for bicycle Descriptions

Material: Titanium Alloy Grade 5 (Ti-6Al-4V) Colors: Blacked colored by PVD coating.Other colors can be available as below Rainbow,Red,Oilslick,Gold,Blue,Purple,Green and Shotblast finish Applications: The black titanium Spring will be used for bicycle rear shocks

Specifications of PVD Coated Black Titanium Springs for bicycle

Ti Spring Rates: 200lbs/incn to 800lbs/inch

Ti Spring Stroke:2.0″,2.25″,2.5″,2.75″,3”，3.25“，3.5” or customized stroke (For example 2.85″)

Ti Spring Inner Diameter: 35mm,36mm and 38mm

Ti Spring Excellent Features: Low weight;Small volume;Corrosion Resistance;Rustless;Long Lifetime

Notes:Just offer me Spring Rates,Stroke and Inner Diameter of the spring which you want to order. For example 450lbs x 3” with 36.5mm inner diameter

Photos of PVD Coated Black Titanium Springs for bicycle

Why we choose PVD Coated Black Titanium Springs for bicycle

Though we can color the black titanium spring by Anodizing with lower cost,but anodized colors will has problems,just view below article to check the reason why we don’t use anodizing to do black color again

Differences of titanium black color which colored by anodizing and PVD coating

Titanium has low density(4.51g/cm³),high strength,excellent corrosion resistance features,Anti-fatigue and low shear modulus features,so titanium springs can be designed smaller volume,much lower weight than steel springs(around 55% weight of steel spring) and much longer lifetime.So now it widely used in racing field (bike rear shocks springs and car valve springs),Chemical field,Marine field,Electronic field,and any fields which using springs.