Weathering Steel In Bridge Replacement

Weathering Steel In Bridge Replacement

Weathering Steel in Bridge Replacement Structural steel alloy with enhanced atmospheric corrosion resistance ▪ Uncoated it develops a stable protective oxide coating, ‘Patina” which prevents the steel’s tendency to continually rust ▪ Alloying elements include copper, chrome, silicon, nickel and...
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Weathering Steel in Bridge Replacement

Structural steel alloy with enhanced atmospheric corrosion resistance

▪ Uncoated it develops a stable protective oxide coating, ‘Patina” which prevents the steel’s tendency to continually rust

▪ Alloying elements include copper, chrome, silicon, nickel and phosphorus

▪ Commonly referred to as COR-TEN® (United States Steel Corporation) and typically used for architectural panels, screens and cladding applications

▪ Corten Steel now manufacture structural plate from 10 to 80mm thickness complying with AS/NZS 3678 Structural steel – Hot-rolled plates, floor plates and slabs

GNEE’s Weathering Steel AS/NZS 3678-WR350 (B) (L0, L20)

▪ 10mm-80mm

▪ Chemical composition refined and engineered to provide

▪ High steel toughness

▪ Good weldability

▪ Comparable alloy levels of standards for weathering steels, ASTM A588 and A709 and EN 10025 Part 5

▪ AS/NZS 3678-WR350 is a genuine high strength structural plate grade

▪ Approx. 15% premium on material cost

Weathering Steel in Bridge Replacement


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