Curtis Thermal Processing

Our Metallurgical Laboratory is staffed 24 hours per day, seven days per week.


ISO is the short name for the International Organization for Standardization, a worldwide organization whose goal is to promote the development of standardization to facilitate the international exchange of goods and services. ISO sets operational and quality control standards for businesses in over 125 countries around world.

A2LA Accredited

American Association for Laboratory Accreditation is a non-profit organization dedicated to the formal recognition of competent testing and calibration laboratories, inspection bodies, proficiency testing providers and reference material producers.

Laboratory Capabilities Include:

  • Wet Cutoff Machines
  • Sample Mounting Units
  • Rough and Fine Polishing Equipment
  • Metallurgical Microscope (1000x)
  • Hardness Testing Equipment (Standard Superficial & Micro Hardness)
  • Fastener Tensile Testing Equipment

Accredited Hardness Testing Methods

  • Hardness Rockwell (B, C, N) - ASTM E18
  • Fastener (internal / external threads) - ASTM F606, F606M (sections 3.1, 4.1, 5.2, 6.1)
  • Micro hardness (Knoop) - ASTM E384
  • Tensile & Axial & wedge - ASTM F606, F606M (sections 3.4 & 3.5)

Metallographic Evaluation

  • Preparation - ASTM E3, SAE J423
  • Carburization/decarburization - GM 6104M, SAE J121, J423 (section 6.3)