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About Altemp Alloys

Altemp Alloys is a complete source for your alloy requirements. A family-owned and operated small business stocking exotic and high temperature alloys. Altemp Alloys has proudly served the aerospacedefense, space and power generation industries since 1979.

Our 24,000 sq. ft. building is located in the heart of Orange County, California.

This allows easy access to major freeways, airports and seaports. We are AS9100:D and ISO 9001:2015 certified.

Team Power

A good idea can come from anywhere; a great idea comes from a team. Nothing demonstrates this better than the work of Altemp Alloys cross functional employee involvement. Low turnover has helped us achieve business success. As a result, our employees are very knowledgeable with not only their job skills and duties, but also with other’s responsibilities. In a small company this is important because success requires teamwork. Our staff has over 400 years of combined service to the aerospace industry.




Altemp Alloys has earned its excellent reputation through service. Our market knowledge and ability to expedite customer orders has been the secret to our success in today’s aerospace industry. Assisting these efforts are the in-house capabilities for cutting, machining and especially precision shearing on our Niagara shear. In addition, we produce the required containers for export shipments.

To learn more about our capabilities or to discuss your needs, call, e-mail or fax us today. 


Our inventory is produced by U.S. approved mill sources to the quality levels and specifications of the aerospace industry. Altemp Alloys expertise is in the high temperature super alloys in sheet, plate, bar, strip, coil, forgings, and tubing.

Should we not have the inventory required, we have the know-how and ability to acquire it and provide it at competitive prices.