Industrial vacuum heat treating furnace with an open chamber, blue and yellow exterior, with metallic components inside

EXPERT HEAT TREATING IN THE BAY AREA

Precision Heat Treating for Uncompromising Performance

Engineered for aerospace, electronics, automotive manufacturing, and medical industries where failure isn’t an option—trusted for over 70 years.

Nadcap Accredited Heat Treating logo administered by PRI
NSF certified logo for registered AS9100D and ISO 9001
Byington Steel Treating 73rd anniversary logo, established 1952

Decades of Proven Results & Exacting Standards

Since 1952, we’ve served the San Francisco Bay Area with high-quality heat treating services that meet and exceed our clients’ expectations. With state-of-the-art equipment and ample capacity to accommodate large parts and projects, we’re dedicated to ensuring that each part achieves the required properties and performs exactly as expected.

Your One-Stop Shop for Material Finishing

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    Heat Treating

    General, aluminum, and vacuum heat treatment services are tailored to your specs.

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    Surface Hardening

    Our surface hardening services include carburizing, carbonitriding, nitriding, and induction hardening.

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    Cryogenic Services

    Cryogenic tempering increases wear resistance and part longevity, even in extreme conditions.

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    Metal Forming

    Precision mechanical straightening for steel and aluminum parts—restoring flatness, form, and function.

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    Partner Services

    Our partner provides electropolishing, passivation, and other chemical cleaning services after heat treatment.

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    Heat treating Equipment

    Over 30 high-capacity heat treatment ovens, furnaces, and other advanced machines to handle your needs.

Unmatched quality, consistency and customer care

At Byington Steel, everything we do is built around your needs. We provide personalized customer care and a full range of heat-treating services. 

  • Nadcap accredited for multiple processes

  • High-capacity facility built to handle large parts and complex projects

  • Meticulous QA system with digital traceability on every operational step

Nadcap Accredited Heat Treating logo administered by PRI
NSF certified logo for registered AS9100D and ISO 9001
Large industrial cryogenic low-temperature freezer with blue exterior and glowing interior
Historic original Byington Steel Treating building

Three Generations. One Standard: Excellence.

Family-owned and industry-respected, we’ve grown into Northern California’s largest heat treating provider, delivering mission-critical parts for aerospace, healthcare, technology, and more. From Mars rovers to life-saving medical devices, our work powers the tools that move the world forward.

Need expert advice on heat treating?

With years of industry experience, we’re ready to provide the insight you need. Reach out now for a consultation and quote.