+860-223-6412
1146 East Street, New Britain, CT 06051 · NADCAP | ISO 9001:2015

About JH Metal Finishing

A Trusted Metal Finishing Company in Connecticut

Founded in 1953, JH Metal Finishing has provided precision metal finishing services to machine shops, manufacturers, aerospace, defense, and industrial customers throughout Connecticut. Operating from our facility in New Britain, CT, we deliver specification-driven finishing backed by NADCAP and ISO 9001:2015 certified quality systems.

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About JH Metal Finishing

A Trusted Metal Finishing
Company in the Northeast

JH Metal Finishing offers industrial metal finishing services including Cerakote, Black Oxide, Manganese Phosphate, Zinc Phosphate, Black Phosphate, Dry Film Lubricant, Sandblasting, and Vapor Degreasing. Our reputation for quality and workmanship, diversity of process, and ability to meet rigid specifications has led us to serve a broad base of industries including defense, aerospace, automotive, industrial manufacturing, and commercial customers.

As a trusted metal finishing company in the Northeast, our employees are dedicated to the delivery of quality finishing services for our customers. Our Chemical Processing and Aerospace Quality System (AC7004) are NADCAP certified. Our Quality Management System is ISO 9001:2015 certified. We welcome your metal finishing challenges.

Supports corrosion resistance

Enhances surface durability

Minimal dimensional buildup

Improves paint and oil adhesion

Capabilities Snapshot

Industrial Finishing Services

Certified quality systems, specification experience, and documentation-ready workflows help reduce risk across every finishing project.

Conversion Coatings

Black Oxide, Zinc Phosphate, Manganese Phosphate.

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Additional Services

Dry Film, Passivation, Cerakote, Cleaning

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Certified Systems

NADCAP Chemical Processing, AC7004, ISO 9001:2015

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Certifications & Scope

Certifications & Documentation

View our current certificates and scope of coverage.

ISO 9001:2015

Quality Management System

Exp. 06.10.2029

NADCAP

Chemical Processing

Exp. 02.28.2027

AC7004

Aerospace Quality System

Exp. 02.29.2028

FFL License

Federal Firearms License

Exp. 01.01.2029

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