CORTEN STRUCTURAL COMPONENTS ASTM A606 …
• Screws and clips for A606-4/Corten MUST be stainless steel. Screw head will be painted brown. • Roofing underlayment should be a HIGH TEMPERATURE UNDERLAYMENT. • Not recommended near salt spray environments and frequent rain locations as it will shorten the life expectancy of the products. • Acid washing will degrade steel performance.