Bike frame materials: carbon vs alloy explained

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Lance Branquinho's picture

Lance Branquinho

Lance Branquinho is a Namibian-born media professional who graduated to mountain biking after injuries curtailed his fascination with trail running. He has a weakness for British steel hardtails, especially those which only run a single gear. Lance is an award-winning writer who has contributed to myriad piblications all over the world including Cyclingnews, Bike Perfect, MBR, Topgear, TopCar and Car magazine.


3 months 2 weeks ago

If your alloy frame does develop a hairline crack, in most cases, it will be repairable without compromising the frame integrity.

Actually the very thin sections of modern alloy frames cannot be easily welded, and then if welded, cannot be stress relieved as they need to be afterwards.

Fortunately, a cracked alloy frame is highly recycleable, but it's basically over if it cracks.