We improve what matters. Perfected heat treatment for precision components made of steel Whether in outer space or upon the stormy sea, under high pressure or at high speed - the components of our customers must stand up to the most extreme situations. HÄRTHA is right at home wherever optimal properties are essential and every micrometre and microgram counts. As one of the leading service providers for heat treatment and coating processes, we ensure that components used in critical situations and application areas work flawlessly and with perfect reliability. We implement the technologies of the future by joining forces with our customers. We work as partners at eye level. We lay the foundation for HÄRTHA’s exceptional product quality with a first-rate consultation. In this consultation, we join forces with you to define the framework conditions and select the process that best fits the needs of your project. We are proficient in all state-of-the-art processes: Vacuum hardening I Bright hardening I Quenching and temperingI Salt bath hardening I Annealing I Sub-zero-treatment I Gas nitriding I Plasma nitridingI Nitrocarburizing I Salt bath nitriding I Case hardening I Carbonitriding I Inductive hardening I Oxidation I Burnishing I PhosphatingI Nickel coating, chemicallyI Physical vapor deposition processI Anodic treatment I Abrasive blast cleaning I Straightening I Crack detection Our goal is to ensure that everything - and not just the processes themselves - goes off without a hitch. This is why we offer you a collection and delivery service. What this means for you is maximum efficiency paired with “just-in-time” delivery and zero downtime. Our locations in Germany, Italy, and the Netherlands are equipped with state-of-the-art test laboratories. We ensure the highest quality standards by means of procedures such as hardness tests, hardening depth measurements, metallography, and material analyses. We regard quality as a commitment.