Heavy industrial metal manufacturing and fabrication plant interior
Mutual Metal Manufacturing

Heavy-gauge industrial metal, manufactured to exact specification.

We manufacture perforated metal, expanded metal, and heavy-duty bar grating for architectural, industrial, and filtration applications. Direct enquiry and custom fabrication.

Plant Capabilities

Standard & Custom Fabrication

ProductsPerforated, Expanded & Grating
StandardsISO 9001 & ASTM Compliant
TolerancesPrecision Gauge & Shear
LocationSpringfield, Illinois
Core Manufacturing Lines

Industrial metal product lines

Select a product line to review available gauges, opening dimensions, and material grades engineered to strict ASTM and ISO manufacturing standards.

Precision perforated metal sheet with clean circular pattern layout
PM-SERIES
Perforated Metal
26 GA to 1/2-in plate • Carbon steel, SS 304/316, aluminum

Precision punched sheet panels in round, square, slotted, and architectural patterns. Engineered for filtration, ventilation, and facade systems.

Industrial expanded steel mesh with raised diamond pattern
XM-SERIES
Expanded Metal
Standard & flattened • 1/4-in to 1-1/2-in diamond opening

Slit and stretched sheet metal producing rigid diamond mesh without waste. Delivers high strength-to-weight ratio and slip-resistant footing.

Heavy duty welded steel bar grating panel for industrial walkways
BG-SERIES
Bar Grating
19-W-4 standard spacing • Plain or serrated bearing bars

Heavy-duty welded and pressure-locked steel grating panels designed for industrial flooring, safety catwalks, trenches, and stair treads.

Industrial Performance

Built to your exact gauge and schedule

Direct access to heavy-gauge production lines, certified metallurgical testing, and reliable project scheduling from our Springfield facility.

ISO 9001 & AWS D1.3
Manufacturing capability

Heavy-gauge & CNC tooling

In-house shearing, precision punching, and custom fabrication for perforated metal, expanded mesh, and heavy bar grating across custom sheet dimensions.
Custom patterns & gauges
CNC perforation lines
Structural bar grating
100% Inspected
Material quality

Full mill certification

Every lot of carbon steel, aluminum, and stainless steel undergoes dimensional tolerance verification and physical testing before dispatch.
Mill test reports (MTR)
Strict ASTM standards
In-house optical inspection
Rapid Response
Turnaround time

Direct enquiry response

Dedicated project engineers review drawings and issue formal technical estimates within 24 hours to keep jobsite timelines on track.
24-hour quote turnaround
Scheduled freight coordination
Expedited run options

Standard quote turnaround: Inquiries submitted with CAD or dimension files receive formal pricing within one business day.

INDUSTRY DEPLOYMENTS

Engineered for demanding applications

Explore how our perforated sheets, expanded metals, and bar gratings perform across key industries.

Construction
STRUCTURAL & SAFETY

Construction

High-strength bar grating, catwalk decking, and exterior reinforced mesh built to code for commercial builds.

Standard SpecASTM A36 / A1011
Details
Industrial Equipment
PLANT & MACHINERY

Industrial Equipment

Protective equipment enclosures, ventilation panels, and vibration-resistant conveyor safety screens.

Standard Spec10GA – 1/4" Plate
Details
Architectural Design
FACADES & SUNSCREENS

Architectural Design

Custom geometric perforated sheets and textured expanded metal panels for modern exterior cladding.

Standard Spec3003-H14 / 304 SS
Details
Filtration Systems
MEDIA RETENTION & FLOW

Filtration Systems

Micro-perforated cylinders and precision-expanded strainers engineered for high-throughput liquid and air separation.

Standard Spec0.020" – 0.500" Holes
Details
Need custom load calculations or custom CAD pattern layouts for your application?
Request Technical Consult
In-House Inspection & Quality Assurance

Standards certified for critical applications

Every production batch undergoes dimensional verification, tensile validation, and tolerance checks to ensure structural performance before dispatch.

ISO 9001

Quality management systems compliance

Consistent process control and documented traceability across all metal processing lines.

AWS D1.3

Structural welding code certification

Certified sheet metal fabrication and structural welding integrity standards.

ASTM Standards

Material and dimensional tolerances

Strict adherence to standardized alloy compositions, perforation gauges, and bar grating load specs.

Industrial quality control specialist measuring sheet metal tolerances with precision digital caliper
100% In-House Verification
Material test reports supplied with quotes
Dedicated Quote Model

Request a fabrication quote for your project

Send your material specifications, gauges, or CAD drawings. Our Springfield facility fabricates perforated sheet, expanded mesh, and heavy-duty bar grating to exact project tolerances.

1 business day turnaround

Receive itemized pricing and production lead times promptly.

Direct engineering review

Drawings and tolerances reviewed by our fabrication team.

Full mill certification

Material test reports provided for ASTM and ISO 9001 compliance.

Standard response under 24 hours

Submit project specs

Share your material type, sheet dimensions, pattern codes, or rough sketches to get an itemized quote.