Serving the Power and High Pressure Piping Industries

B16.11 Caps - threaded and butt-weld

Valve Components

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Hanger Components

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B16.9 Eccentric reducer

Piping Components

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Stub Ends

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Orifice Plates

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Welding & Fabrication

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Material Testing

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NDE Testing

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Bending, Forming & Rolling

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Coating & Plating

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Family owned and family operated for three generations.

Our commitment to integrity, quality and service is part of the DNA of the company. 

While we have grown over the years, CMC is proud to be in the community where we were founded. Our highly skilled workforce has years of experience serving the power and high-pressure piping market. [Read more]

“Thanks for being a partner for many years… Colonial has provided and advised us of any stub end needs for welding fittings.”

“Great company and great people.”

“We appreciate the relationship we have with Colonial.”

“You have always been very helpful and timely with your responses.”

“Great company and super people. Been doing business with Colonial Machine for over 40 years. Very knowledgeable.”

“Overall the customer service is very good.”

“It is a pleasure to do business with Colonial Machine.”

“Colonial Machine is a preferred partner for us as they are a great company to work with.”

“I have been working with Colonial Machine for the past 13 years and they are a very knowledgeable machine shop that can produce quality parts.”

“Honestly one of the best companies that I’ve dealt with in my 44 years in the business.”

“Colonial is one of our favorite vendors!”

“Customer service responds promptly and very courteous to work with.”