Grade C Phosphor Bronze Strip, C52100 possesses the best spring properties of all 500 series Phosphor Bronze. High hardness, high strength, coupled with good formability and resistance to fatigue make this alloy an excellent choice where the most severe forming and functional requirements must be met.

C52100 Phosphor Bronze "8% C" used most commonly for architectural, consumer, electrical, fastener, industrial and marine applications. Available at Aviva Metals, contact us today for a quote! Wrought. Phosphor bronze alloys such as C52100, also known as C521, consist of copper with 0.50–11.00% of tin and 0.01–0.35% phosphorus. The tin increases the corrosion resistance and strength of the alloy.