(815)398-0280 2500 Harrison Ave. Rockford, Illinois

120 years of combined welding experience

Triangle Metals’ welders are proficient in stainless steel, aluminum and mild steel.

Brilliant Finishes

Triangle Metals employs a team of highly skilled craftsmen that can produce seamless weld-ments with a variety of finishes


Fast Delivery

Operating our own delivery trucks so that our customers can get their parts even faster.



Triangle Metals takes great pride in producing high quality fabrications that require the most strict specifications for production. Specializing in Stainless Steel, Aluminum and Mild Steel fabrications, Triangle Metals has 60 years of experience in the creation of high quality sheet metal parts and weldments. We’re ready to meet your exacting specifications!

Located in Rockford Illinois in our 55,000 square foot facility, we have aligned our operations to specialize in serving industries that require high quality sanitary stainless steel fabrications. These industries include: food packaging and processing, dairy and confectionery, pharmaceutical, medical, biotech, beverage, ultrasonic cleaning and more. Having a shop dedicated to high quality stainless steel fabrications allows us to consistently maintain the high standards required in assisting these industries and all of our customers needs regardless of your material requirements.

Triangle Metals offers a full range of fabrication services including laser cutting, shearing, punching, plasma cutting, forming, welding (TIG and MIG), polishing and layout /design (Inventor, Solid Works, AutoCAD). Please visit our
Services section for more details!
Sheet Metal Fabrication
  • Perforated Drums
  • Brackets
  • Enclosures
  • Walk ways/stairs
  • Sinks
  • Basins
  • Pharmaceutical Equipment Enclosures
  • Square to Round Transistions
  • Funnels
Triangle Metals, Inc. offers a full range of Laser Cut Steel Services, including polishing, punching, forming, rolling, welding, machining and finishing. From prototype to production, we have the Laser Cut Steel Services to get your parts to you on time, made right and at a competitive price. Specializing in providing Laser Cut Steel Services and polishing, Triangle Metals has over 40 years of experience in providing Laser Cut Steel Services to many industries. Located in Rockford, IL, we have aligned our operations to specialize in serving industries that require quality, sanitation grade stainless steel fabrications and sanitation grade Laser Cut Steel Services. We work in many industries when providing laser cut steel services including Food Packaging and Processing Beverage and Dairy, Confectionery, Bakery, Pharmaceutical, Medical and the Biotech industry.