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

Surface Finishing Expertise

Capabilities &
Specifications

From routine coating to complex finishing requirements, JH Metal Finishing helps manufacturers, machine shops, defense suppliers, and industrial teams meet strict finishing specifications with confidence.

Process Overview

Metal Finishing Processes

We offer a comprehensive range of metal finishing processes to serve the most demanding applications.

Cerakote

Black Oxide

Manganese Phosphate

Zinc Phosphate

Black Phosphate

Dry Film Lubricant

Sandblasting

Vapor Degreasing

Specifications

Plating & Finishing Specifications

JH Metal Finishing has served industrial and commercial clients throughout Connecticut and the Northeast since 1953, providing technical expertise for surface engineering applications.
We have metal finishing operations covering MIL, AMS, ASTM, and Fed QQ specifications, as well as customer-specific requirements.


Zinc Phosphate

MIL-DTL-16232 Type Z, Class 1, 2 & 3

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Manganese Phosphate

MIL-DTL-16232 Type M, Class 1, 2 & 3

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Black Oxide

MIL-DTL-13924, Class 1, 2 & 4, AMS 2485

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Dry Film Lubricants

MIL-PRF-46010, MIL-PRF-46147

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Certified Systems

Current Certifications & Quality Documentation

JH Metal Finishing maintains an extensive list of certifications. We work in partnerships with some of the most respected names across multiple industries. 
Our commitment to quality and professional service assures you that you have chosen the right supplier for your metal finishing needs.

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

Qualification Questions?

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