King Tester Corporation

King Tester Corporation, founded in 1936 by Andrew King, is a Phoenixville, Pennsylvania-based, ISO 17025-accredited manufacturer and leader in portable metal hardness testing solutions. Specializing in portable Brinell hardness testers, Rockwell hardness testers, Brinell microscopes (e.g., KingScan V), test blocks, and calibration services, the company serves industries such as foundries, heat treating, rail, automotive, and utilities. Its King Portable Brinell Tester, certified to ASTM E10 standards, is renowned for accuracy within 1% and versatility in field testing, even in extreme conditions. With representatives in India, Mexico, Australia, and Sweden, King Tester supports global clients like Waupaca Foundry and Scot Forge, offering durable, customizable equipment and repair services. The company emphasizes quality, reliability, and innovation, maintaining a legacy of excellence in metal hardness testing.