Our certificates guarantee the highest standards

Hawido has been developing and producing self-medium controlled control valves for more than 35 years. We attach great importance to quality and safety and are therefore certified in accordance with the international standards ISO 9001 (quality management), ISO 14001 (environmental management), ISO 45001 (occupational safety and health) and ISO 3834-2 (comprehensive quality requirements for fusion welding).

These certifications guarantee that our products and services meet the highest standards. They show that we are committed to providing our customers with high quality and safe products and services.


The ISO 3834-2 certification defines the specific requirements of a quality management system for welding companies. It is relevant for companies that carry out welding work intended for regulated and unregulated sectors.

Our ISO 3834-2 certifications ensure that our welding work meets the highest standards. This guarantees the quality and safety of our products.

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Our quality policy is a central component of our corporate policy and essentially forms the basis for our quality management system.

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Health and safety policy

We attach great importance to our occupational safety and health protection for our employees. All occupational safety specifications are documented.

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GSK - epoxy powder coating

Hawle Armaturen AG have been known for decades for their outstanding corrosion protection. This is achieved by a high-quality epoxy powder coating in a fluidised bed process.

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