The HEF Group is suppling its CLIN™ nitrocarburizing treatments: SURSULF™, TUFFTRIDE™, ARCOR™ and QPQ™ into the Oil & Gas industry. Many OEM’s such as Baker Hughes, Schlumberger, Aker Solutions, Halliburton, Weatherford etc. are specifying CLIN™ treatment for improved corrosion, wear, seizure and fatigue resistance on their rotating and sliding parts. The surface hardness and corrosion […]