Stainless steel fastener solutions for process industries

Our products are used by a broad range of process industry customers in various highly demanding applications.

Process industry fastener applications

Chemical processing and refining
Mining
Pulp and paper
Water treatment
Food processing
Pharmaceuticals

Our process industry offering

Our extensive portfolio of high-strength stainless steel fasteners is engineered for durability in aggressive and corrosive environments, delivering uncompromising performance even under extreme temperatures and exposure to harsh chemicals.

BUMAX fasteners offer low-maintenance and long-life solutions – particularly for rotating equipment and moving machinery, where vibration and high stresses can present significant mechanical challenges to bolted connections.

We offer a broad range of products and can deliver customized stainless steel fasteners according to unique customer requirements. Our fasteners are delivered with full traceability and 3.1 or 3.2 certificates on demand. We can offer fasteners with a Premarket Approval (PMA) for Pressure Equipment Directive (PED) applications in accordance with PED 2014/68/EU.

Discuss more complex requirements with our technical team

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Suitable high-strength BUMAX grades for process industry applications:

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BUMAX^® 88

BUMAX 88 is one of our flagship stock grades that provides higher strength, corrosion resistance and fatigue performance than A4-80 generic stainless steel fasteners.

BUMAX^® 109

BUMAX 109 is one of our flagship stock grades that offers higher strength than A4-100 and is the strongest A4/316 stainless steel fastener on the market.

BUMAX^® SA

BUMAX SA is a 6Mo high-alloy austenitic stainless steel for aggressive chloride applications.

BUMAX^® HE

BUMAX HE is a high-temperature resistant grade for applications requiring high strength and good oxidation resistance at temperatures up to 700°C.

Trusted in process industry applications

View more case studies

The Hosokawa Alpine Group uses BUMAX fasteners for its top-of-the-range powder handling machines to ensure reliability and a long lifespan.

Case Study

BUMAX enables mechanical engineering company to design for demanding applications

2 min read

Endress+Hauser use BUMAX high-strength and corrosion-resistant screws in their high-pressure instruments to ensure they meet the highest possible customer requirements for reliability and durability.

Case Study

BUMAX screws ensure reliability for high-pressure Endress+Hauser products

2 min read

“I would strongly recommend BUMAX products to other companies that experience similar galling issues.”

Kennichi Johara

Technical Director at Nara Machinery

BUMAX helps a leading global manufacturer of biopharmaceutical equipment to overcome critical fastener quality issues in the biopharmaceutical industry

Case Study

Helping to overcome critical fastener quality issues in the biopharmaceutical industry

2 min read

The Technische Universität Darmstadt selected BUMAX screws for its annular gap flow test rig to ensure high strength and corrosion resistance for critical fasteners.

Case Study

BUMAX provides university flow test rig with corrosion-resistant fastener solution

2 min read

NARA Machinery found that BUMAX® 88 screws overcame galling issues on their powder-handling machines – to deliver even higher quality products to their customers.

Case Study

BUMAX helps Japanese machinery company overcome screw galling issues

2 min read

Contact our technical team to discuss your custom BUMAX fastener requirements.

We can help you find the optimal solution for your specific requirements.

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