GreenAlloys
GreenAlloys
Alloys Search

Concast is a leader in the manufacturing of environmentally friendly copper alloys. Be sure to visit www.GreenAlloys.com for extensive information on no-lead alloys, including their benefits and applications for use. Concast created the Web site to serve as a resource guide for the metals industry.


Bronze metals have always been recyclable, sustainable and environmentally friendly. At Concast, we promise to deliver a broad range of alloys of the future that are free of the elements that threaten health and the environment. Our GreenAlloys™ have extremely low-lead content, often as low as .05%. Concast manufactures a wide selection of alloys, in which we replace lead with other elements while still offering exceptional lubricity, tightness, wear, strength, hardness and machinability.

SCS Certifications

EcoBrass®

EcoBrass® C87850 has physical and mechanical properties that provide excellent strength and corrosion resistance characteristics while still maintaining good machinability.


Federalloy®

Federalloy® is a patented alloy in which lead is replaced with bismuth to create pressure-tight plumbing fittings and fixtures. It has excellent machinability. Concast has been the only foundry in the nation licensed to produce the Federalloy® series of lead-free copper alloys. We joined forces with Federal Metal Company, who developed the Federalloy® group of alloys, such as C89831 and C89835.


High Tin Bronze


Aluminum Bronze


Please visit our Web site dedicated solely to GreenAlloys™ at www.greenalloys.com.

Specification Cross
Reference Chart (pdf)

This useful chart cross references specification for UNS, CDA, ASTM and other designations.
> go (.pdf)

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