• Perth’s Premier Security Doors & Screens

    With a solid reputation for providing quality products and exceptional customer service, we have become the number one choice in Perth in our industry.

  • INVISI-GARD DOORS SCREENS

    The Invisi-Gard is the absolute best in security doors and screens today. Utilising the superior 316 Marine Grade Stainless Steel high tensile (900MPa) mesh, we produce the most secure aesthetically pleasing and corrosion resistant systems on the market.

  • ALU-GARD DOORS & SCREENS

    An All-Aluminium alternative to the stainless steel systems . ALU-GARD is a 1.6mm thick perforated aluminium sheet that keep the bugs and thugs out while looking great. This system is also great for coastal applications as it is made mainly of aluminium and is powder-coated to a very high standard.

  • GRILLE DOORS & SCREENS

    The tried and tested classic Diamond Grille is always a big seller, versatile, cost effective and durable this option gives you plenty of options including Privacy Mesh, Tuffscreen/Petmesh and Petdoors.

Sunday 8 June 2014

The Beauty of 316 Grade Stainless Steel in Security Screens in Perth


Chemical analysis shows that the 304 grade doesn’t contain any molybdenum, which makes all the difference. Molybdenum is stainless steel’s best friend against chlorides and sulphur-based chemicals. As salt is part chloride (sodium chloride), security screen doors in Perth such as the ones from KNA Security can last against the corrosive conditions of the beachfront.
http://www.securitydoorsperth.com.au/the-beauty-of-316-grade-stainless-steel-in-security-screens-in-perth/
Posted by Unknown at 08:19
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