Bumax
At Archey, we provide fastening solutions that meet the highest standards. Known worldwide as the strongest stainless steel fasteners, BUMAX offers outstanding performance in terms of strength and corrosion resistance. Whether in marine applications, chemical plants or other aggressive environments - with BUMAX you choose maximum reliability and durability.

Top quality and maximum reliability
BUMAX fasteners are manufactured from special alloy stainless steel and designed for long-term performance under extreme conditions. Their exceptional tensile strength, fatigue resistance and corrosion resistance make them the ideal solution for applications where standard stainless steel items fall short.
Typical applications of BUMAX
BUMAX comes into its own in environments where mechanical performance as well as resistance to deterioration are crucial, such as:
- Offshore and marine structures
- Chemical, petrochemical and pharmaceutical plants
- Infrastructure projects in aggressive climate zones
- High-performance industrial systems with high demands for strength and durability
Technical specifications
- Material: Advanced stainless steel with superior mechanical and corrosion-resistant properties
- Design: Precision machined for maximum structural integrity and long life
- Applicability:Widely applicable in industries where safety, reliability and resistance are essential
- Durability: Resistant to seawater, acids, high temperatures and mechanical stresses
Looking for the right BUMAX solution for your application? Our experts will be happy to advise you on the right specifications, versions and application options.
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Hex bolts | The hex head bolt ISO4014 (DIN931) and the hex head stud ISO4017 (DIN933) are available as standard in a wide range from M6 to M36. They are available in the various high tensile strength grades such as stainless steel A4-80 8.8 or 10.9 and in Duplex 12.9 and Super Duplex 10.9. |
Hexagon bolts | Available in hexagonal bolts with countersunk head (DIN7991 / ISO10642) and hexagonal bolts with cylindrical head (DIN912 / ISO4762) |
Studbolts | The threaded ends can be ordered in combination with the same material nuts and washers. The lengths of the studs are fully customized to the requested specifications. |
Nuts and washers | Nuts (standard ISO4032 and the ANSI B 18.2.2 and are available in any specified material (stainless steel A4 class 100, Duplex class 120 etc.) washers ( according to the ISO7089 and ISO7093, if required these can be produced per drawings) |
Request your product
At Archey, we are dedicated to providing high-quality fastening solutions that meet the highest standards. With BUMAX, you choose unmatched corrosion resistance and strength, essential for your most critical projects. Also explore our other stainless steel fastening solutions and work with the best quality with Archey.
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+31 (0) 85 23 93 200