Quality Assurance

Quality Metal Stamping

AS9100D/ISO 9001:2015 Certified

Our AS9100D/ISO 9001:2015 registered quality system provides Trio Metal Stamping with the tools, systems and culture to approach quality from a defect prevention approach. Beginning at the design of the tools through the process planning path, and ending with the finished product, we deliver a quality product with full certifications and traceability.

Trio can provide your sheet metal or stamping product with our standard inspection report upon request, or if you desire, we can accommodate your AS9100 Quality System needs for first article inspection formats. To download a copy of our AS9100 Quality Certification, Quality_Cert

Traceability for raw material and special processing is our standard procedure. Our calibration system meets ISO 10012-1 specifications. Sample inspection per Mil-Std 105 1.5 AQL nominal is applied using C=0.


Trio Metal Stamping Inc, a contract manufacturer of stamped metal parts and assemblies serving the aerospace, defense and commercial industries, has established our quality policy to focus on customer satisfaction. This shall be achieved by adhering to applicable requirements, shipping defect free products on time, while continuing to improve our overall quality management system.

Measuring Equipment Utilized

  • 1 Mitutoyo Quick Vision Measuring Machine
  • 1 Mitutoyo 14” Optical Comparator
  • 1 Deltronic 16” Comparator
  • 4 Surface Plates from 1’x 1’ to 3’x 4’
  • 4 height gages ranging from 12” to 18” capacity
  • Miscellaneous hand held gauges (micrometers, calipers, depth gauges, thread gauges, jo-blocks etc.)

AS9100D/ISO 9001:2015 registered, quality driven. Trio Metal Stamping has the tools, systems and total culture to deliver a quality product you can depend on!


Trio Metal Stamping Inc. has established an ethical policy to ensure that our employees and subcontractors maintain and adhere to the highest ethical standards when conducting business with our customers. To learn more about our Ethical Policy, Ethical Policy.

Providing Quality Parts for Over 60 Years

Trio Metal Stamping, Inc.
15318 East Proctor, City of Industry, CA 91745
Ph: 626-336-1228 Fax: 626-336-2130
Email: sales@triometalstamping.com

© 2009, Trio Metal Stamping, Inc. All rights reserved.