Knights Foundry

Metallurgical Testing & Alloy Control

At Knights Foundry, our Metallurgy Department is the backbone of metal casting quality and innovation. We ensure that every alloy meets the highest industry standards through advanced testing and continuous improvement.

Our team collaborates with production and quality control to optimize materials, enhance performance, and produce long-lasting, high-performance castings for a variety of industrial sectors:

Metallurgical testing and alloy control laboratory at Knights Foundry
  • Dredging
  • Construction
  • Pulp & Paper
  • Crusher & Mining
  • Rail Industry
  • Slurry Systems
  • Aviation
  • Agriculture

Key Functions

Function Description
Material Testing & Analysis Conducts chemical composition analysis using Optical Emission Spectrometer (OES).
Alloy Development & Optimization Refines metal strength, durability, and performance for high-demand applications.
Process Control & Improvement Monitors melting, pouring, and solidification to prevent defects.
Quality Assurance & Compliance Ensures adherence to ASTM, ISO, and customer-specific standards.
Failure Analysis & Troubleshooting Investigates casting defects and develops corrective actions.

Cast Iron, Cast Steel & Stainless Steel Materials

Knights Foundry casts a broad range of ferrous alloys in Gauteng, including wear-resistant cast irons, SG and ductile irons, carbon and low-alloy cast steels, manganese cast steels, stainless steels, duplex grades and heat-resistant cast steels. Our metallurgy department controls material chemistry and quality for demanding industrial applications.

  • High-Chromium White Cast Irons
  • Ni-Hard White Cast Irons
  • Ni-Resist Austenitic Cast Irons
  • Grey Cast Irons
  • Spheroidal Graphite Cast Irons (SG / Ductile Irons)
  • Carbon Cast Steels
  • Carbon-Manganese Cast Steels
  • Chromium-Molybdenum Low-Alloy Cast Steels
  • High-Tensile Low-Alloy Cast Steels
  • Austenitic Manganese Cast Steels
  • 316-Type Austenitic Stainless Steels
  • High-Alloy Austenitic Stainless Steels
  • Ferritic Stainless Steels
  • Martensitic Stainless Steels
  • Duplex Stainless Steels
  • Precipitation-Hardening Stainless Steels
  • Heat-Resistant Austenitic Cast Steels
  • Proprietary Alloy Cast Steels
Cast iron, cast steel and stainless steel alloy samples at Knights Foundry