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HomeSupplyCaliforniaHeat Treating

36+ Verified Heat Treating Shops in California

Annealing, tempering, hardening, and case-hardening services for ferrous and non-ferrous alloys. Post one RFQ on BlastRFQ and reach matching shops with live network market averages attached to every quote.

Post Your RFQ See Pricing
36
Verified Shops
25
Blast-Ready Today
3
Certified (ISO/AS9100/IATF/NADCAP)
0
Federal Contractors

Segment Intelligence

What kind of heat treating shops are in California? Live aggregates from the matched vendor pool.

Quality Average
55 / 100
Blastability score across 39 shops. Composite of email reachability, verification, cert posture, and geo completeness.
100% active in the last 12 months
Certifications
NADCAP2ISO 90011AS91001
Shops in California carrying each certification.
End Markets Served
industrial31
construction2
aerospace1
Industry verticals served by shops in this segment.

Sample Shops in the Network

Anonymized previews. Real shop names + contact info show after you post your first RFQ.

Commercial heat treating facility
Greater Los Angeles, CA
50-150 employees
Responds in < 24 hrs
ISO 9001

Annealing, tempering, hardening, case hardening

Aerospace heat treat shop
Bay Area, CA
25-100 employees
Responds in < 24 hrs
ISO 9001, NADCAP, AS9100

AMS-spec heat treat, vacuum, brazing, stress relief

Induction & flame hardening facility
San Diego, CA area
50-150 employees
Responds in < 12 hrs
ISO 9001

Induction hardening, flame hardening, surface treatments

How BlastRFQ Works for Heat Treating Buyers

1

Post One RFQ

Describe your part, material, volume, tolerance, lead time. One form. No vendor-by-vendor email chase.

2

We Match + Blast

BlastRFQ routes the RFQ to verified heat treating shops in California that fit your spec. Capability, cert, size, geo. All matched.

3

Quotes Come Back

48-72 hours. Quotes land in your inbox with anonymized network market averages so you know if a price is fair before you pick a vendor.

Related Searches

Heat Treating in Other States

    Related Capabilities in California

    • Plating & Surface Finishing shops in California
    • Coating shops in California
    • Forging shops in California

    Ready to source from California's heat treating network?

    Founding-pilot members are free through August 31, 2026. Post your first RFQ today.

    Register Now