Consistent Quality

Automated casting + real-time process control

Precision Processing

From raw bar stock to machined components

Reliable Perform- ance

Repeatable machinability and structural integrity

Technical Support

Support from material selection to machining

Sustain- ability Focus

Awarded Jiangsu Province Green Initiative Standard of Excellence 

Premium Continuous Cast Iron for Precision Manufacturing

Material Grades for Every Application
More Than Bar Stock — Complete Material Solutions
Decades of Continuous Casting Excellence

High-quality gray and ductile iron bar products

  • Gray Iron: Five grades optimized for wear resistance and vibration damping
  • Ductile Iron: Five grades offering steel-like strength and toughness
  • Alloyed Grades: Enhanced wear, corrosion, or heat resistance

From as-cast bar stock to fully machined components, we offer the flexibility and precision today’s engineers, machinists, and OEMs depend on.

  • Material selection and engineering support
  • Cut-to-length processing
  • Milled rectangles
  • 4- and 6-side milling
  • CNC machining for semi-finished and finished components
  • Testing, documentation, and traceability
  • Flexible order quantities

Hualong delivers high-quality continuous cast iron backed by decades of proven performance. As the North American arm of Hualong—H-Bar Technologies is an established international leader in continuous casting—we bring reliable material integrity, precision processing, and consistent machining performance to every order.

Let’s Build Something Ironclad

We support your manufacturing from prototype to production.

Premium Continuous Cast Iron

for Precision Manufacturing

H-Bar Technologies delivers high-quality gray and ductile iron bar products to manufacturers across China, Europe, North America and South America. Backed by Hualong’s decades of continuous casting expertise, we provide proven material consistency, advanced processing, and reliable performance in every application.

From as-cast bar stock to fully machined components, we offer the flexibility and precision today’s engineers, machinists, and OEMs depend on.

Proven Experience You Can Trust

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Customers
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Years in Business
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Foundry Certifications and National Awards

Jiangsu Province Green Initiative