THESE CARRIAGE BOLTS IN SILCON BRONZE ARE EXCELLENT FOR USE IN MANY MARINE AND COMMERICIAL APPLICATIONS. THEY HAVE A ROUND HEAD AND SQUARE NECK. MADE FROM COPPER WITH SILICON ADDED FOR STRENGTH . SILICON BRONZE IS KNOWN AS A HIGH-STRENGTH ALLOY, HAVING A SEVERAL IMPORTANT FACTORS, INCLUDING HIGH CONDUCTIVITY, EXCELLENT CORROSION RESISTENCE TO BRINES, GASES AND SULPHITES. SILICON BRONZE IS AN ALLOY MADE UP OF 95-98% COPPER PLUS A SMALL AMOUNT OF SILICON.
