GIS steel & supply

Steel & Supply Solutions. Real Results.

We provide accurate quotes for a wide range of products, including structural steel and industrial supplies, all backed by our hands-on experience and attentive service. Whether you are planning for future projects or need a quick turnaround, our team offers solutions that are customized to meet your schedule, specifications, and budget.

At GIS Steel & Supply, our mission is to deliver dependable, high-quality steel solutions with speed, precision, and integrity.

We are dedicated to supporting our customers, whether at commercial fishing docks or in the oil and gas fields. We provide custom metal products, dependable delivery, and responsive service. As a proud subsidiary of GIS, we combine the strength of a local team with the capabilities of a regional leader. This ensures our partners receive the right materials at the right time for optimal results.

Mapped for steel success

Our delivery network and locations are strategically positioned to keep your projects moving. No matter where the job takes you, GIS Steel & Supply ensures the right materials arrive on time, every time.

Learn more about our locations

States of Operation

Steel & supply headquarters

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Keeping up with GIS

GIS has the resources to span the complete life cycle of our customers’ projects, and the capability to provide solutions in the energy, industrial, infrastructure, and power marketsĀ 

Steel

Stainless Steel

Aluminum

Steel Accessories

Mechanical Seal

Other

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Steel Plate

Abrasive Resistant Plate

Description

Wear Resistant Steel Plate

Common Grades / Alloys

AR400, AR500

Typical Industry Sizes

Heavy Plate

Steel Plate

Carbon Steel Plate

Description

Structural Carbon Steel Plate

Common Grades / Alloys

A36

Typical Industry Sizes

3/16″ & Thicker

Steel Plate

Galvanized Plate

Description

Zinc-Coated Corrosion Resistant Sheet

Common Grades / Alloys

A653

Typical Industry Sizes

Standard Sheet Sizes

Steel Plate

High Strength Plate

Description

HSLA Structural Plate

Common Grades / Alloys

A572, A709, A588

Typical Industry Sizes

Structural Plate Sizes

Steel Plate

Marine Plate

Description

Marine Plate

Common Grades / Alloys

A131, ABS AH36, ABS DH36, ABS EH36

Typical Industry Sizes

Plate Thickness Ranges

Steel Plate

Pressure Vessel Plate

Description

Boiler & Pressure Vessel Plate

Common Grades / Alloys

A516-70

Typical Industry Sizes

Plate Thickness Ranges

Steel Plate

Offshore Plate

Description

Offshore Plate

Common Grades / Alloys

API 2H, API 2W

Typical Industry Sizes

Plate Thickness Ranges

Structural Steel

Angle

Description

Structural Angle Iron

Common Grades / Alloys

A36, A529-50, A572-50

Typical Industry Sizes

Equal & Unequal Legs

Structural Steel

Beam

Description

Wide Flange & I-Beams

Common Grades / Alloys

A992

Typical Industry Sizes

Standard Beam Sizes

Structural Steel

Channel

Description

Structural Channels

Common Grades / Alloys

A36, A529-50, A572-50

Typical Industry Sizes

Standard Channel Sizes

Structural Steel

Galvanized Angle

Description

Zinc-Coated Corrosion Resistant Sheet

Common Grades / Alloys

A36

Typical Industry Sizes

Equal & Unequal Legs

Structural Steel

Galvanized Channel

Description

Zinc-Coated Corrosion Resistant Sheet

Common Grades / Alloys

A36

Typical Industry Sizes

Standard Channel Sizes

Structural Steel

Tee

Description

Structural Tee Shapes

Common Grades / Alloys

A992

Typical Industry Sizes

Standard Tee Sections

Steel Bar

Flat Bar

Description

Rectangular Flat Bar

Common Grades / Alloys

A36, A572-50

Typical Industry Sizes

Standard Bar Sizes

Steel Pipe

Carbon Steel Pipe

Description

Welded & Seamless Carbon Steel Pipe

Common Grades / Alloys

ASTM A53-A / A53-B / A106-B / API 5L X42–X70

Typical Industry Sizes

Schedule Pipe

Steel Tubing

Structural Tubing

Description

DOM, Seamless & ERW Tubing, HSS Tubing For Structures

Common Grades / Alloys

ASTM A500

Typical Industry Sizes

Round, Square, Rectangular, Square HSS, & Rectangular HSS

Steel Sheet

Bar Grating

Description

Bar Grating

Common Grades / Alloys

Carbon Steel

Typical Industry Sizes

Standard Patterns

Steel Sheet

Expanded Sheet

Description

Expanded Metal Sheet

Common Grades / Alloys

Carbon Steel

Typical Industry Sizes

Industry Mesh Sizes

Steel Sheet

Galvanized Sheet

Description

Zinc-Coated Corrosion Resistant Sheet

Common Grades / Alloys

A653

Typical Industry Sizes

Standard Sheet Sizes

Stainless Steel Bar

Round Bar

Description

Stainless Round Bar

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Standard Diameters

Stainless Steel Pipe

Stainless Pipe

Description

Welded & Seamless Stainless Pipe

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Schedule Pipe

Stainless Steel Plate

Stainless Plate

Description

Heavy Gauge Stainless Plate

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Plate Thickness Ranges

Stainless Steel Tubing

Stainless Tubing

Description

Round, Square, & Rectangular Tubing

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Tubing Sizes

Structural Stainless Steel

Angle

Description

Stainless Angle

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Equal & Unequal Legs

Structural Stainless Steel

Beam

Description

Stainless Beam

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Standard Beam Sizes

Structural Stainless Steel

Channel

Description

Stainless Channel

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

Standard Channel Sizes

Stainless Steel Sheet

Expanded Sheet

Description

Expanded Stainless Metal

Common Grades / Alloys

Stainless Steel

Typical Industry Sizes

Industry Mesh Sizes

Stainless Steel Sheet

Stainless Sheet

Description

Corrosion-Resistant Flat Sheet

Common Grades / Alloys

304/L, 316/L

Typical Industry Sizes

48 x 96, 48 x 120

Aluminum Sheet

Aluminum Sheet

Description

Flat Rolled Aluminum Sheet

Common Grades / Alloys

3003, 5052

Typical Industry Sizes

Standard Sheet Sizes

Aluminum Sheet

Expanded Sheet

Description

Expanded Aluminum Metal

Common Grades / Alloys

Aluminum Steel

Typical Industry Sizes

Industry Mesh Sizes

Aluminum Bar

Round Bar

Description

Extruded Aluminum Round Bar

Common Grades / Alloys

6061, 2024

Typical Industry Sizes

Standard Diameters

Aluminum Plate

Aluminum Plate

Description

Structural Aluminum Plate

Common Grades / Alloys

6061, 7075

Typical Industry Sizes

Plate Thickness Ranges

Aluminum Tubing

Aluminum Tubing

Description

Round, Square, & Rectangular Tubing

Common Grades / Alloys

6061, 6063

Typical Industry Sizes

Tubing Dimensions

Steel Accessories

Fitting

Product Form/Shape

Coupling

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Cross

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Elbow

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Flanges

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Olet

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Reducer

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Tee

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Union

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fitting

Product Form/Shape

Valve

Description

Steel, Stainless, & Aluminum

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fasteners

Product Form/Shape

Bolts

Description

Galvanized & Neoprene

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fasteners

Product Form/Shape

Nuts

Description

Galvanized & Neoprene

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fasteners

Product Form/Shape

Studs

Description

Galvanized & Neoprene

Typical Industry Sizes

Standard Sizes

Steel Accessories

Fasteners

Product Form/Shape

U-Bolts

Description

Galvanized & Neoprene

Typical Industry Sizes

Standard Sizes

Steel Accessories

Mechanical Seal

Product Form/Shape

Gaskets

Description

Metallic & Non-Metallic

Typical Industry Sizes

Standard Sizes

General

Brass Products

Description

Copper-Zinc Alloys

Common Grades / Alloys

C260, C360

Typical Industry Sizes

Standard Bar/Sheet

General

Copper Products

Description

High Conductivity Copper

Common Grades / Alloys

C110

Typical Industry Sizes

Standard Bar/Sheet

General

Nickel Alloys

Description

High Temp & Corrosion Resistant Alloys

Common Grades / Alloys

InconelĀ®, MonelĀ®

Typical Industry Sizes

Varies by Alloy