Full-Service Mechanical Contractor for Nuclear, Energy, Aerospace & Industrial Applications

ASME-code fabrication, nuclear safety significant systems, and precision machining delivered nationwide. Celebrating 40 years of mission-critical solutions for the most demanding industries.

From custom pressure vessels and process piping to CNC machining and field installation, we deliver specialized, one-off fabrication in accordance with ASME BPVC and NQA-1.

40 years of mechanical fabrication excellence

For 40 years, Inland Mechanical has delivered full-service mechanical contracting for nuclear, energy, aerospace, chemical, and industrial manufacturing clients nationwide. We hold ASME and National Board certifications as well as maintaining an NQA-1 compliant QA program.

We specialize in code-compliant fabrication, precision machining, and complex installations where standard solutions don’t exist. From DOE facilities and commercial nuclear plants to aerospace manufacturers and chemical processing operations, we deliver solutions to complex industrial challenges with specialized expertise and rigorous quality.

Industries We
Serve Nationwide

Specialized mechanical fabrication and contracting for critical infrastructure, advanced manufacturing, and high-specification industrial applications.

Energy

Nuclear power generation, DOE facilities, commercial nuclear operations, and energy infrastructure requiring NQA-1 certification and ASME code compliance.

Aerospace

Precision fabrication, exotic alloy machining, and component manufacturing for aerospace applications demanding complete material traceability and aerospace-grade quality standards.

Chemical

Process vessels, high-pressure piping, and corrosion-resistant systems for chemical processing, gas plants, and specialty chemical manufacturing.

Industrial & Manufacturing

Custom fabrication, process equipment, and mechanical systems for general manufacturing, production facilities, and industrial processing operations.

Food & beverage processing, pharmaceutical manufacturing, and other industrial applications requiring sanitary stainless systems and code-compliant fabrication.

Why Choose Us

ASME Certified

NQA‑1 Nuclear Quality Program

Proven Safety & Quality Standards

40+ Years Experience

Services

Comprehensive Fabrication & Machining Services

From design and engineering through fabrication, testing, and field installation, we provide complete in-house solutions that keep your projects on schedule and on spec.

Industrial Fabrication

ASME-certified pressure vessels, heat exchangers, piping systems, and structural steel. Build-to-print or design-build capabilities for any scope.

ASME Section VIII pressure vessels in fabrication at Inland Mechanical, Richland WA

CNC & Manual Machining

Precision machining services for components of all sizes, with dimensional inspection via manual, CMM, and CNC methods.

CNC machining of a precision component at Inland Mechanical, Richland WA

Testing & NDE

Comprehensive testing including hydrostatic and pneumatic testing up to 30,000 PSI, helium leak detection, and full NDE services per ASNT-TC-1A.

Stainless steel heat exchanger shell fabricated by Inland Mechanical, Richland WA

Field Services

On-site welding, repairs, and construction support. Our R stamp certification means we can perform NBIC vessel repairs wherever you need us.

Certified to the Highest Standards

Quality isn’t a department. It’s how we operate. Inland Mechanical maintains active certifications and rigorous QA programs that meet the most stringent industry requirements.