Quality Assurance / Research & development

Quality assurance system

In order to deliver high-quality products that customers feel safe to use, we acquire public certification such as JIS and ISO.
We also promote quality assurance activities throughout the entire supply chain, from the procurement of raw materials, manufacturing, and shipping to distribution (sales).

Acquired ISO & JIS mark.

Acquired JIS standards JIS G 3522 Piano wire
JIS G 3521 Hard drawn steel wire
JIS G 3536 PC steel wire / PC steel strand
ISO acquisition ISO 9001
<Applicable sites>
NIPPON STEEL SG WIRE CO., LTD.
NIPPON STEEL SG WIRE CO., LTD. Head Office / Sales Division
NIPPON STEEL SG WIRE CO., LTD. Osaka Office
NIPPON STEEL SG WIRE CO., LTD. Nagoya Office
MURORAN SUZUKI CO., LTD.
ICHIKAWA-SEISEN CO., LTD.
NSSG PARTNERS CO., LTD. Premises & Logistics Department
NSSG PARTNERS CO., LTD. Manufacturing Department Dies Manufacturing

Cycle of quality assurance

Research and development system

Our research and development is challenging the creation of distinctive products and technologies that bring out the maximum performance of steel materials, based on a wide range of technological capabilities that we have accumulated over the years as a comprehensive wire manufacturer.
We aim to discover and pursue all possibilities in a wide range of fields at all stages from fundamental research to new product development as we continue to strive for unlimited progress by gathering new technologies and information at home and abroad and utilizing our full-fledged development system and the latest equipment.

Electron Probe Microanalyzer

Spring fatigue testing machine

CAE (computer-aided engineering) analysis