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Knowledge base
NONOX World
Practical expertise — stainless and acid-resistant fastener articles, materials know-how and hands-on guides.
- Building hardware (8)
- Catalogues (2)
- Chains (3)
- Fasteners (27)
- Fastening technology (5)
- Galling (4)
- Index of our articles (1)
- Magazine (9)
- Materials know-how (19)
- Next-generation wood screws (11)
- Pipe fittings, fittings (4)
- Technical chemicals (4)
- Tools (13)
- WEH quick couplings (7)
- Wire ropes (8)
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Annoying screws
Read more →: Annoying screwsArmchairs with faulty inserts, a scooter handlebar coming loose in the rider's hands, a fence whose screws rotted in — a first-person account of what happens when the cheapest part of an expensive product is the screw that holds it together.
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Clipping in carabiners
Read more →: Clipping in carabinersEverything worth knowing about carabiners: materials from plastic to acid-resistant steel, the D, oval and HMS shapes, non-locking, screw-lock and auto-locking gates, load capacity in kN in three directions, and why the gate pin deserves your attention.
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Catalogue
Read more →: CatalogueOur online catalogues — building hardware, marine fittings, fasteners, wire ropes, wood screws, METABO and HIKOKI — are available in our online shop after free registration and login.
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Wastewater never stops
Read more →: Wastewater never stopsA conversation with the technical director of a partner that designs and builds industrial and municipal wastewater treatment systems: why carbon steel is banned around food, what OKS-250 paste solved, and why the non-return valve is all but forbidden in industry.
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NONOX World – 30 years of checkmating rust
Read more →: NONOX World – 30 years of checkmating rustOur NONOX World magazine, to flip through page by page: 30 years of checkmating rust. Click the cover to view the 2023 issue.
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Concrete adhesives
Read more →: Concrete adhesivesP-NEX is polyester-based, V-NEX is vinyl ester-based, and both bond into solid building materials with no wall plug at all. The six-step method, plus a comparison table covering cracked and wet concrete, hollow brick, underwater use and seismic compliance.
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Useful advice on preserving stainlessness
Read more →: Useful advice on preserving stainlessnessHow can something be called stainless if it is prone to rusting? Practical advice on protecting the surface oxide layer, on why stainless steel must never meet carbon steel, and a table of 60 chemicals with their effect on A2 and A4 grades.
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NONOX World – 28 years of checkmating rust
Read more →: NONOX World – 28 years of checkmating rustOur NONOX World magazine, to flip through page by page: 28 years of checkmating rust.
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The TW17-19 quick coupling
Read more →: The TW17-19 quick couplingWEH's hand-operated TW17, TW18 and TW19 quick couplings make a leak-free connection to a thread without any screwing. How the clamping jaws work, what pressure the standard couplings take, and where they earn their keep in pressure and leak testing.
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Pipe clamp
Read more →: Pipe clampA pipe clamp is a pipe clamp – or is it? Galvanised clamps are fine for heating, gas and water pipes, but food, chemical and energy plants demand stainless. NONOX A2 clamps are made from 1,8-1,9 mm stainless steel with stiffening ribs and bear up to 150 kg – plain or rubber-lined, in many sizes.
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A look inside wood, or screwing safely, quickly and rust-free
Read more →: A look inside wood, or screwing safely, quickly and rust-freeWood dries, warps, cracks and moves. Nine short chapters on screwing it safely: why wood splits and how self-tapping tips prevent it, self-countersinking heads, Torx versus cross recess, reinforced head-to-shank transitions, stainless versus galvanised, hardened C1 for hardwoods, driving-easing coatings and hole-widening ribs.
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The compressed history of the pop rivet
Read more →: The compressed history of the pop rivetWhere would you need “some sort of pop rivets”? Blind rivets were born in aircraft manufacturing, and the name comes from the English Tucker company's brand. How the mandrel upsets the tube, why cold-formed rivets no longer crack, and why NONOX A2 and A4 are the professional choice outdoors.