Certified Welding

At D&D Mechanical we understand that the quality of your final product depends on the quality that we provide to you. Whether providing you with new fabrications, shop repairs, field repairs or new installations in the field, our welders are committed to quality workmanship. Our welders are proficient and certified to AWS & ASME standards in TIG, MIG and SMAW welding techniques.

We carry both ASME “S” and NBIC “R” stamp authorizations which provide us with the authority to manufacture and assemble power boilers and associated components and pressure piping as well as to perform repairs and alterations to boilers and pressure vessels.

It is our desire to provide only the best in all areas of work that we perform. Our team is comprised of trained professionals that are well versed in welding techniques and procedures. We fabricate and install a wide array of welded components for a broad range of clients across many manufacturing and industrial sectors. Whether your project requires repairs to existing equipment or new construction D&D Mechanical can provide the welding expertise to accomplish the task at hand.

Our certified welders work on a wide variety of projects including:

  • Pipe Fabrication
  • Pipe Repairs
  • ASME Code Fabrication
  • ASME “S” Stamp Fabrication
  • NBIC Code Vessel Repairs
  • NBIC “R” Stamp Repairs & Modifications
  • Pressure Vessel Repairs
  • Fabrication of Equipment Support Stands
  • Fabrication of Pump Bases
  • Fabrication of Process Equipment Skids
  • Fabrication of Material Handling Chutes
  • Fabrication of Belt Conveyor Systems
  • Miscellaneous Steel Fabrication
  • Structural Steel Fabrication
  • Reinforcement of Existing Steel Structures
  • Ladder Fabrication
  • Platform Fabrication
  • Installation of Wear Resistant Liners in Hoppers
  • Installation of Corrosion Resistant Trench Liners
  • Hard Surface Weld Overlays
  • Screw Conveyor Repairs
  • Fan Repairs

Miscellaneous Metal Fabrication

Pipe Fabrication


If your projects require chemical process piping, steam piping, pneumatic convey piping, jacketed pipe systems, sanitary piping or hydraulic system piping you can depend on D&D Mechanical, Inc. to provide everything required. Our team of professionals offers years of experience working with all types of industrial pipe specifications. We work with a wide range of materials including carbon steel, stainless steel, alloys, aluminum, fiberglass, and plastics.

We offer a wide range of fabrication techniques and weld procedures so that we can meet your project requirements. To make certain that you are getting the very best possible results our welders are ASME certified. We offer TIG, MIG, SMAW and Orbital Welding in our fabrication facility as well as in the field.

Our pipe fabrication shop is designed to support our field operations as well as to provide custom fabrications for clients. Pre-fabrication of your piping in our shop reduces the field installation time and improves project efficiency. We are proud of our ability to provide your pipe fabrication and installation requirements on time and on budget.

Structural Steel

If your projects require structural steel fabrication that is fabricated accurately and delivered on time you should consider D&D Mechanical, Inc. Our team of professionals offers years of experience working with all types of steel fabrication specifications. We provide quality driven fabrication for every customer. Whether you need your steel simply cut to length or full fabrication including drilling, cutting miters or welding we will fabricate to your exact needs. To make certain that you are getting the very best possible results all of our welders are certified. You can count on D&D Mechanical to provide your steel fabrication requirements on time and on budget.

Orbital Welding

If your piping projects require the highest standards of quality and safety through the use of orbital welding processes you can depend on D&D Mechanical, Inc. to provide everything required.  Our team of professional craftsmen offers years of experience in orbital welding techniques and know how to get the consistent quality and superb weld appearance and performance that orbital welding was developed to provide.

Automated orbital TIG welding is utilized in a wide variety of industrial applications today where high quality welds are necessary.  These include food and beverage, pharmaceuticals, chemical processing, biotechnology, aerospace and power generation with new applications being added on a regular basis.

D&D Mechanical has the ability to produce direct fusion welds with enclosed weld heads for the optimum in weld environment control.  In the event your project requires heavy wall tubing or even pipe we utilize open weld heads with wire feed to produce the highest quality welds. We have the right personnel and equipment to handle orbital welding for your project.  Our in house orbital welding capacity ranges from 0.375” OD through 6.625” OD with other sizes available when required.

D&D Mechanical, Inc. can provide orbital welding of carbon steel, stainless steel and a variety of alloys throughout a wide range of industrial applications.  If you have questions regarding whether or not orbital welding is the correct choice for your application or if you want to discuss our fabrication and field capabilities please do not hesitate to contact us.