丸眞製作所 Company Profile

As a leading group in metal heat treatment and metal surface treatment, we are constantly dedicated to research and development in heat treatment and the stabilization of quality.

In our lives, there are many things that utilize steel materials. This is because steel materials can widely change their properties through composition and heat treatment, making them suitable for many applications. The mission of heat treatment is to create properties that match each intended use, playing a crucial role in ultimately determining the value of the product. At Marushin Manufacturing, which bears this important role, we aim to maximize the properties of metals and other materials through processing technology, which is the foundation of manufacturing. We continuously create processing, surface treatment technology, quality, and value, earning the trust of our customers and aiming to develop alongside the local community. We strive to cultivate human resources that can adapt to changing social environments, with each employee aiming to be an expert. We are committed to ongoing research and development of heat treatment technology and stability of quality, continuing our endless efforts and challenges to meet your needs.