Industrial Piping and Welding Solutions

Hartwig Mechanical delivers industrial piping and structural welding solutions in Northern IL and Southern WI that keep manufacturing and processing facilities running strong.

Custom Welding for Structures and Mechanical Systems

We offer full-scale industrial welding for mechanical systems, platforms, support rails, and structural steel. Every industrial welder on our team is trained, certified, and experienced with complex fabrication and field adjustments. Our work meets ASME and project-specific standards, and we’re ready to weld everything from carbon steel to stainless and exotic metals. From platforms in a processing plant to reinforced rails in a utility room, we deliver custom solutions with tight tolerances and clean execution.

  • Perfect for Demanding Environments

    Our piping and welding services are designed to perform under pressure. From manufacturing floors to food production lines, we install systems that support heavy use, high uptime, and zero margin for error.

  • Precision Where It Counts

    Sanitary piping, support rails, and welded assemblies are fabricated with exacting detail to meet the strict standards of industries like healthcare and beverage processing, where clean execution matters most.

  • Certified for Critical Work

    Our team follows ASME and jobsite-specific safety protocols on every project, ensuring compliant work for industrial clients who can’t afford risks or rework.

Let’s Talk About Your Next Project

From new installs to system upgrades, we offer turnkey industrial piping and welding services designed for safety, precision, and long-term performance.

High-Quality Process Piping for Industrial Systems

Hartwig Mechanical installs industrial piping systems for tough, high-demand environments, from sanitary lines to steam and compressed air systems. Our work begins with a detailed plan aligned with your facility’s process, equipment layout, and performance requirements. As industrial piping specialists, we’re trained to assess operational pressure, temperature, flow, and material compatibility to ensure every system performs as intended. Whether we’re installing food-grade piping, chemical transfer lines, or water distribution systems, we follow industry standards and job-specific safety protocols every step of the way.

Certified Industrial Piping and Welding Services for Your Facility

Hartwig Mechanical provides high-performance industrial piping and welding services backed by over 65 years of experience, ASME-certified welders, and a commitment to doing the job right the first time. If you need stainless process piping, platforms, rails, or custom fabrication, our team delivers solutions according to your specifications. We specialize in installations for critical systems in manufacturing, retail, healthcare, and much more, and we don’t leave quality or safety up to chance.

Fantastic service with quality work. Extremely professional. Arrived on time and took care of our problem quickly and efficiently. Our thanks to them.

– John W.

Frequently Asked Questions About Industrial Piping and Welding

Yes. We regularly perform industrial piping and welding work in live environments or during partial shutdowns. Our team coordinates closely with plant managers and safety personnel to ensure isolation, clearance, and minimal disruption.

Hartwig Mechanical works with carbon steel, stainless steel, aluminum, and select exotic metals depending on the system application. Whether it’s a new build or a retrofit, our team selects the right material for the operating environment, ensuring durability and compliance with industry standards.

Yes. We offer prefabrication services for piping assemblies, platforms, rails, and other welded components. This allows us to reduce jobsite time, improve quality control, and speed up project completion, especially for repetitive or modular installations.

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