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LATEST NEWS - Our laser cutting service remains open all summer!
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Protection
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Tutorials
Outdoor design: how to use privacy screens
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Metal sculptures to decorate your garden!
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Tutorials
Everything you need to know about stainless-steel worktops!
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Which material should you choose for a made-to-measure metal splashback?
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Tutorials
Which material should you choose for a made-to-measure metal splashback?
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How to install your splashback easily
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Aluminium
Raw aluminiumIdeal for shelves, brackets and outdoor projects. 
Film-coated raw aluminiumRecommended for cladding and splashbacks. 
Anodised aluminiumPerfect for interior design and furniture. 
Brushed aluminiumIdeal for splashbacks and wall protection. 
Perforated aluminiumRecommended for grilles and ventilation covers. 
Aluminium chequer platePerfect for steps and floor protection.
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Acier
Raw steelIdeal for mounting plates, welded brackets, frames and folded parts. 
Galvanised steelRecommended for covers, folded cladding, trays and outdoor protection. 
Non-slip steel
(chequer plate)Ideal for steps, access hatches, platforms and non-slip ramps.
Corten steelPerfect for planters, privacy screens, sculptures and decorative panels.
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Inox
Brushed stainless steelIdeal for splashbacks and wall protection. 
Raw and bright stainless steelRecommended for furniture and interior design. 
Magnetic stainless steelIdeal for magnetic boards. 
Mirror-polished stainless steelPerfect for designer wall décor. 
Leather-textured stainless steelRecommended for splashbacks and interior décor. 
Bright marine-grade stainless steelIdeal for outdoor use and seaside locations. 
Raw stainless steelRecommended for technical applications. 
Raw marine-grade stainless steelIdeal for outdoor applications.
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Tutorials
What metal thickness is right for your projects?
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Tutorials
What metal thickness is right for your projects?
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Tutorials
What metal thickness is right for your projects?
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Tutorials
What metal thickness should you choose for your projects?
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Tutorials
What metal thickness should you choose for your projects?
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Simple cut
Configure your laser-cut part: material, shape and dimensions.
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Custom Part Builder
Add bends to your part for even more customized shapes.
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UPLOADER
Simply drag and drop your DXF file; we'll take care of the rest!
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Custom Part Builder
John Steel EXCLUSIVE!
Describe your part in a few words and let us draw it for you.
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Garden
Japanese
Monograms 
Metal Christmas tree 
Manhole
Stair
Wall
Custom
Christmas
Shower
Door
Metal
Door
Floor
Custom-made stainless-steel kitchen splashback 
Custom-made aluminium kitchen splashback 
Custom-made stainless-steel cooker hood splashback 
Flat cladding for a made-to-measure brushed stainless-steel worktop 
Flat cladding for a made-to-measure raw stainless-steel worktop 
Flat cladding for a made-to-measure leather-textured stainless-steel worktop 
Stainless-steel pastry board with fold 
Made-to-measure brushed aluminium kitchen plinth 
flat section in stainless steel, tread plate custom-made
flat section in Corten steel custom-made
flat section in stainless steel, mirror finish custom-made
flat section in stainless steel, brushed
flat section in stainless steel, leather-textured
flat section in aluminium, anodised
flat section in aluminium, tread plate custom-made
flat section in stainless steel, raw and bright
flat section in stainless steel, magnetic
flat section in marine-grade stainless steel, raw and bright
flat section in stainless steel, raw
flat section in marine-grade stainless steel, raw
flat section in steel, tread plate
flat section in aluminium, raw
flat section in aluminium, brushed, anti-fingerprint
flat section in aluminium, raw, film-coated
flat section in galvanised steel custom-made
U-profile in Corten steel custom-made
U-profile in galvanised steel custom-made
U-profile in steel, tread plate
U-profile in steel, raw custom-made
U-profile in steel, raw
U-profile in stainless steel, brushed custom-made
U-profile in stainless steel, raw and bright custom-made
U-profile in stainless steel, magnetic custom-made
U-profile in marine-grade stainless steel, raw and bright custom-made
U-profile in stainless steel, raw custom-made
U-profile in marine-grade stainless steel, raw custom-made
U-profile in stainless steel, tread plate custom-made
U-profile in aluminium, raw custom-made
U-profile in aluminium, raw, film-coated custom-made
U-profile in aluminium, tread plate custom-made
Z-profile in steel, raw
Z-profile in galvanised steel custom-made
Z-profile in steel, tread plate
Z-profile in Corten steel custom-made
Z-profile in stainless steel, brushed custom-made
Z-profile in stainless steel, raw and bright custom-made
Z-profile in stainless steel, magnetic
Z-profile in stainless steel, leather-textured custom-made
Z-profile in marine-grade stainless steel, raw and bright custom-made
Z-profile in stainless steel, raw custom-made
Z-profile in stainless steel, tread plate custom-made
Z-profile in aluminium, raw custom-made
Z-profile in aluminium, raw, film-coated custom-made
Z-profile in aluminium, tread plate custom-made
L-profile in steel, raw custom-made 
L-profile in galvanised steel 
L-profile in steel, tread plate 
L-profile in Corten steel custom-made 
L-profile in stainless steel, brushed custom-made 
L-profile in marine-grade stainless steel, raw and bright custom-made 
L-profile in stainless steel, tread plate custom-made 
L-profile in aluminium, raw custom-made 
Custom-made film-coated raw aluminium L-profile 
Custom-made aluminium chequer plate L-profile 
Magnetic stainless-steel L-profile 
Brushed
Brushed
Chequer plate
Chequer plate
Brushed
Galvanised
Custom raw marine-grade stainless steel trapezoid
- High-quality 316L marine grade stainless steel
- Custom-cut to size
- Unique bright mill finish
The raw marine-grade stainless steel trapezoid: performance and custom geometry
The raw marine-grade stainless steel trapezoid is the ultimate technical component for your outdoor or humid environment projects. Thanks to its 316L grade, this stainless steel is specifically formulated to resist salt, chlorine, and atmospheric pollution.
Why choose raw marine-grade stainless steel (316L)?
316L stainless steel contains molybdenum, an essential component that prevents rust formation in the harshest environments (coastal areas, swimming pools, industrial sites). Its raw appearance offers an authentic industrial finish, ideal for structural or protective applications where durability is prioritized over a mirror polish.
Common applications for custom trapezoids
- Marine hardware and boat renovation.
- Corner reinforcements for terraces and outdoor railings.
- Protective plates for corrosive industrial environments.
- Decorative geometric elements for facades.
At John Steel, your trapezoid is laser-cut with millimeter precision, ensuring a perfect fit for all your demanding installations.
- Minimum dimensions: 30 x 30mm
- Maximum dimensions: 2980 x 1480 mm
- Thickness: 4 - 5 mm
- Look: Greyed and varnished edges
- Material: Raw marine stainless steel
- Finish & Appearance: Mill Finish
- Magnet Compatibility: Ideal for Magnets (Magnetic)
- Manufacturing: French
- Product Type: Protective Guard / Shield
- Usage and Applications: Industrie
- Edge Finish: Deburred (Safe to handle)
- Weldability: Excellent (TIG, MIG, Stick/Arc)
Delivery in 3 or 8 working days. Enjoy free shipping with the Boost option!*
The more you buy, the more you save on your order.
Pay in 4 interest-free installments with PayPal on your orders.