Resources

100-70-03 Product Brief

100-70-03 Product Brief

100-70-03 is a pearlitic structure that maximizes strength and wear characteristics in a non-alloyed as-cast ductile iron.

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60-40-18 Product Brief

60-40-18 Product Brief

60-40-18 has the most ductility out of the ductile iron of Dura-Bar. Annealed Dura-Bar is NACE complicant.

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65-45-12 Product Brief

65-45-12 Product Brief

65-45-12 Ferritic Ductile Iron is the most machinable grade of Dura-Bar, providing excellent machinability and great surface finishes.

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65-45-12X Product Brief

65-45-12X Product Brief

65-45-12X is an all purpose grade of ductile iron that is an alternative to low-medium carbon steels for applications needing fatigue strength and ductility.

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80-55-06 Product Brief

80-55-06 Product Brief

80-55-06 provides higher wear resistance and strength when compared to a ferrite grade of ductile iron.

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80-55-06X Product Brief

80-55-06X Product Brief

80-55-06X tends to be a good fit in applications where considerations to wear resistance and surface finish are required.

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ASTM A48 Gray Iron Grades

ASTM A48 Gray Iron Grades

ASTM A48 is the most popular gray iron casting specification and classifies castings to various grades by their tensile strength.

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ASTM A536 Ductile Iron Grades

ASTM A536 Ductile Iron Grades

Several grades of Dura-Bar ductile iron conform to ASTM A536, and are excellent alternatives to low-medium carbon steel grades.

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Doubles Down on Oil & Gas

Doubles Down on Oil & Gas

Read all about Dura-Bar’s growth and expansion into oil & gas applications in the July 2018 edition of Gas Compression Magazine.

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Dura-Bar 65-45-12 vs 8620 Steel

Dura-Bar 65-45-12 vs 8620 Steel

In sliding wear applications Dura-Bar ductile has several advantages over 8620 including superior machinability and faster heat treat times.

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Dura-Bar Density

Dura-Bar Density

Article with density calculations showing how the weight difference between Dura-Bar and steel can mean cost savings in shipping as well as weight reduction of the part itself.

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Dura-Bar Ductile Shear Strength

Dura-Bar Ductile Shear Strength

Ductile iron shear strength is a higher percentage of tensile than that of steel, which can be critical in specific applications. Compare mechanical properties of Dura-Bar to several grades of steel.

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Dura-Bar Ductile vs Carbon Steel

Dura-Bar Ductile vs Carbon Steel

Dura-Bar ductile iron has a number of cost saving advantages over low-medium carbon steels, including machinability and our Zero Defect Guarantee. Compare Dura-Bar ductile grades to 5 grades of carbon steel.

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Dura-Bar for Frac Pump Plunger

Dura-Bar for Frac Pump Plunger

Thousands of frac pump plungers made from Dura-Bar are currently in service. There are mechanical property and machining advantages resulting in a lower total cost over steel.

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Dura-Bar for Oil and Gas

Dura-Bar for Oil and Gas

Dura-Bar is an ideal alternative to steel for many oil and gas applications, providing machinability and coatability as just some of the advantages.

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Dura-Bar Gray Iron Grades

Dura-Bar Gray Iron Grades

Dura-Bar gray iron grades contain flake graphite in matrices ranging from pearlite to pearlite plus ferrite. Various mechanical properties including strength, heat treat response, machinability and vibration damping mean there are options for applications with very specific requirements.

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Dura-Bar Responds Well to Surface Treatments

Dura-Bar Responds Well to Surface Treatments

Dura-Bar can be coated like steel. There are several specific types of surface treatments that can be applied to Dura-Bar.

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Dura-Bar Vibration Damping

Dura-Bar Vibration Damping

Vibration damping results from graphite. Compare amplitudes to see the better damping capacity of iron over steel, and an example application benefiting from less noise.

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Dura-Bar vs. Castings

Dura-Bar vs. Castings

There are many advantages of Dura-Bar over castings, due to the continuous casting process resulting in a consistent material.

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Dura-Bar Zero Defect Guarantee

Dura-Bar Zero Defect Guarantee

Dura-Bar provides a Zero Defect Guarantee against foundry defects. It provides for the replacement of defective material and reimbursement of your cost of machining.

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Dura-Bar's Top 4 Machining Tips

Dura-Bar's Top 4 Machining Tips

Dura-Bar's superior machinability is due to the graphite acting as a natural chip-breaker. Recommendations including inserts and speeds/feeds will help users get the most cost savings out of Dura-Bar.

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Dura-Tube Flyer

Dura-Tube Flyer

Save time and money with Dura-Tube®, produced using either a continuously cast or trepanned process, now available in a variety of sizes and grades.

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Dura-Tube Product Brief

Dura-Tube Product Brief

Dura-Tube® is a suite of products, produced either through a proprietary continuous cast or trepanned process.

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G2 Gray Iron Product Brief

G2 Gray Iron Product Brief

Dura-Bar G2 is a pearlitic gray iron containing Type A graphite. Our continuous cast bars made to this robust specification are a good fit for a variety of applications, due to its good machinability, wear resistance and vibration damping properties. G2 is built around ASTM A48 Class 40 gray iron, which is validated from a separately cast bar. To learn more, download the G2 Gray Iron Grade Product Brief.

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G2P Gray Iron Product Brief

G2P Gray Iron Product Brief

G2P was developed to best suit surface-hardenability applications. To learn more, download the product brief here.

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GX Class 40 Tensile Table

GX Class 40 Tensile Table

Tensile data from the as-cast bar in conjunction with separately cast tensile data, correlates to a Class 40 Gray Iron.

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GX Gray Iron Product Brief

GX Gray Iron Product Brief

GX Gray Iron benefits include wear resistance, noise and vibration damping, and can be heat treated.

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Hardfaced Coatings - Bond Strength on Dura-Bar

Hardfaced Coatings - Bond Strength on Dura-Bar

Hardfaced coatings are proven to be effectively applied to Dura-Bar. Results of independent testing done by Extreme Coatings and IMR Laboratories show excellent bond strength compared to 4140 and 1018 steel.

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Heat Treating Guide

Heat Treating Guide

Contents include temperature effects, methods and cycle times, hardenability, wear rate comparisons, and ADI

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Is it Possible to Weld Dura-Bar

Is it Possible to Weld Dura-Bar

Welding gray and ductile iron requires a specific process to maximize the results. Temperature and welding media vary based on the application.

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ISO Certificate

ISO Certificate

ISO 9001:2023-2026

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Machining Guide

Machining Guide

Contains machining advantages of Dura-Bar including optimal speeds & feeds, tooling wear rates, chip control, machinability ratings of Dura-Bar vs. steel.

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Plunger Case Study

Plunger Case Study

When produced from Dura-Bar, plungers are machined and coated faster and have better mechanical properties, outperforming steel.

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Pressure Rated at 6500 psi

Pressure Rated at 6500 psi

Dura-Bar meets NFPA Standard T2.6.1 R2-2000 via MSOE Fluid Power Institute verification of 6500 psi pressure rating.

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Quick Reference Guide

Quick Reference Guide

Overview of the Dura-Bar process, machinability, grades, properties, sizes and shapes.

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Reduce Rotor Costs with Dura-Bar

Reduce Rotor Costs with Dura-Bar

Dura-Bar worked with a major air and gas compressor OEM to compare Dura-Bar ductile iron against 1141 steel. Dura-Bar significantly reduced machining time, increased machine capacity and decreased total part cost.

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SDS Austenitic Gray Irons

SDS Austenitic Gray Irons

Safety Data Sheet for Austenitic Gray Irons

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SDS Ductile and Gray Iron

SDS Ductile and Gray Iron

Safety Data Sheet for Ductile and Gray Iron

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SSDI Flyer

SSDI Flyer

With improved strength and ductility, Solution Strength Ductile Iron (SSDI) is an excellent alternative to 1045 steel used in a variety of Oil & Gas and Fluid Power applications.

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SSDI in Gas Compression Magazine

SSDI in Gas Compression Magazine

Gas Compression Magazine article on SSDI. Click to learn more about SSDI and all the opportunities that come with it.

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SSDI Product Brief

SSDI Product Brief

Solution strengthened ductile iron (SSDI) is a metallurgical term that has been adopted by producers of ductile iron. The newest addition to the Dura-Bar family of products is SSDI. It is an excellent alternative to 1045 steel, exhibits improved machinability, and is comparable to Dura-Bar 65-45-12 but with elevated tensile and yield strengths.

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Stock Allowances for X Grades

Stock Allowances for X Grades

Stock allowances for both rectangular and round X grades including GX, 65-45-12X, and 80-55-06X.

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Stroke Marks on As-Cast Surface

Stroke Marks on As-Cast Surface

The continuous casting process is discussed, relaying that surface marks do not indicate a material problem.

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X Products

X Products

Dura-Bar offers a product with an expanded size range including rounds as large as 29.50" diameter and rectangles up to 28".

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X Products Flyer

X Products Flyer

Dura-Bar is now your "one stop shop" with rounds available as large as 29.5" diameter and rectangles/squares up to 28 inches on the longest dimension.

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