Reynolds 531

Reynolds 531 is the brand name for steel pipes that are installed in the bicycle frame Reynolds Cycle Technology in Birmingham, England. It is in the tubes to an alloy of steel, manganese and molybdenum medium carbon content.

History

The tubes were introduced in 1935 and were overhauled in the wake of the development of more complex alloys of other technologies.

Composition

The alloy of the tubes is about 1.5 % manganese, 0.25 % molybdenum and 0.35 % carbon and is therefore similar to the British BS970 En 16/18-Stahl.

Others

Bicycles by Alex Moulton and Ostrad are supplied as standard with Reynolds frame.

• Brand name
• Steel
• Tube ( semi-finished )
• Bicycle technology