Ductile Iron

Dura-Bar ductile iron is a cost-saving alternative to low-medium carbon steels and has similar strengths with excellent free machining properties.

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Gray Iron

Dura-Bar gray irons provide a wide range of improvements through machinability, strength, hardness and wear capabilities.

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Hydraulic Cylinder Piston

Dura-Bar brings many advantages over steel, and several were realized by the manufacturer of hydraulic cylinder pistons. Machinability, wear resistance and part life were all issues that needed solutions fast. Dura-Bar provided those solutions which resulted in a total part cost reduction.

Hydraulic Cylinder Piston >

Metal Experts

Dura-Bar is the world's largest producer of continuous cast iron bar stock. With that comes decades of experience and knowledge of the process and how it is used.

Metal Experts >

New Ductile Iron Grade - SSDI

With improved strength and ductility properties, SSDI is an excellent alternative to 1045 steel used in a wide variety of oil and gas and fluid power applications. One of the key features of SSDI is the enhanced machinability due to the addition of silicon. Machining trials have yielded minimum productivity increases of approximately 30 percent with no negative impact in tool wear.

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Dura-Bar Trade Show Events

Visit us at an upcoming event to learn more about our continuous casting process and how our material is used in a variety of oil & gas, fluid power and machinery equipment applications. 

Click here for a list of upcoming events >

Leap Awards 2018

The newest grade of Dura-Bar ductile iron, SSDI (Solution Strengthened Ductile Iron) was named a finalist in the Advanced Materials Group for a LEAP (Leadership in Engineering Achievement Program) award from Design World!. 


Read more about the Leap Award >

Dura-Bar®: Continuous Cast Iron Bar Stock

1800 West Lake Shore Drive
Woodstock, IL 60098


800-BAR-MILL (227-6455)

Fax: 815-338-1549 Sales

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