Service & Technology
At Aoyama Special Steel, we leverage the diverse, advanced expertise and technical capabilities cultivated through years of customer relations, as well as our extensive network. We actively promote proposal activities that demonstrate high added value to be the best partner for our customers, aiming to build mutually beneficial relationships.

Sales, Import/Export, and After-Sales Service

Development and Design

Processing and Heat-Treatment

Precision machining/assembly contract services

Logistics (Storage and Transportation)
Products
Good materials make good products.
To meet the increasingly diverse and complex needs, we have expanded our product range from various types of special steel and specially processed products to construction materials, magnetic and electronic materials, electromagnetic applications, and even control devices.
This wide-ranging lineup is a testament to our longstanding commitment to sincerely meet customer demands and expectations, serving as a mark of trust.
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Metal Material
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Magnetic Materials
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Functional Components
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Equipment & Others

Specialized Fields
The materials required to create 'good products' change depending on each customer's business, the background of the times, and industry trends.
Aoyama Special Steel will continue to evolve to meet the changing needs and business transformations of customers in fields involving steel.
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Car
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Industrial Infrastructure
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Construction
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Electronics
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Telecommunications