Policy (Environmental and Quality)

Quality Policy

We create products with a quality level promised to customers and ship them in a timely and an appropriate manner.

We establish and implement a quality system and improve it continuously.

We understand customer requirements and create quality that satisfies customers from the position of customers.

Each department acts with an awareness that post processes are customers.

We comply laws and regulations to maintain trust of society and the community.

Details of the Registration of ISO 9001 Quality Management System

Applied standard ISO 9001:2015, JIS Q 9001:2015
Examination and registration body Management System Certification Department, TÜV Rheinland Japan Ltd.
Year of registration of certification Registered in 2006
Certification number 01 100 064068
Certified organization Diamet Corporation

Registerated location


Scope of application of certification

Headquarters and plant Process design and manufacture of powder metallurgical products
Fujioka Plant Manufacture of powder metallurgical products
Higashi Nihon Office Sales and marketing of powder metallurgical products in the Eastern Japan region
Chubu・Nishi-Nihon Office Sales and marketing of powder metallurgical products in the Chubu and western Japan regions

Environmental Policy

Diamet develops and manufactures powder metallurgical products, such as sintered machine parts, oil-impregnated sintered bearings, and sintered special alloys.
We promote the following toward zero emissions from the perspective of preserving the global environment in all aspects of business:

We comply with environment-related laws and other requirements and create a clean factory that is friendly to the environment.

We implement environment-related educations and trainings to raise the awareness of our employees. In addition, we will promote pollution prevention and environmental protection activities, and strive to be able to respond promptly to unforeseen circumstances.

We consider the effective use of resources to prevent global warming, save energy, and enhance yields, as well as to develop environment-conscious products.

We promote the separating and recycling of wastes for reducing gross discharge.

We manage chemical substances appropriately for reducing the usage of hazardous substances.

We set environmental goals and review it to improve the environmental management system continuously for the purpose of enhancing environmental performance.

We announce this environmental policy internally and externally.

Date of enactment 04/08/2001
Last revision date 01/04/2021
Diamet Corporation
Hiroshi Ii, President

Scope of application

Scope of coverage Manufacture and development of powder metallurgical products
Subject site Welfare facilities at Headquoters(3-1-1 Kogane-cho and 30, Koganedai, Higashi-ku, Niigata-shi, Niigata, Japan)
Fujioka-Plant(700 Ushita, Fujioka-shi, Gunma, Japan (in Ushita Industrial Park))
Subject Employees of Diamet Corporation and employees of resident subcontractors

Applied to transportation of raw materials and products, subcontracted processing, and environmental preservation activities related to waste treatment.

Principal approaches

Implementation of environmental monitoring and measurement (once a month, every six months) <such as atmosphere, water quality, noise, vibration>

Environmental management committee (once every two months)

Development of environment-conscious products (such as parts for low-fuel consumption cars)

Details of the Registration of ISO 14001 Environmental Management System

Applied standard ISO 14001:2015 , JIS Q 14001:2015
Examination and registration body JSA Solutions Co., Ltd.
Date of registration 12-04-02
Registration number JSAE501
Name of registerer Headquarters Plant and Fujioka Plant, Diamet Corporation
Scope of registration Development and manufacture of powder metallurgical products