Lastm A463 Mesco Stee Hot Dipped Aluminum-Silicon Dx53D+As120 Alloy Coated Aluminized Steel /304 Stainless Steel/Aluzinc Steel/Hot Dipped Galvanized Steel Coil. High Temperature Resistance: Withstands temperatures up to 900 degrees F without degradation. Superior Corrosion Protection: Tightly adhering oxide layer provides excellent protection for underlying material. Diverse Application Range: Ideal for firewalls, heaters, incinerators, ovens, dryers, and exhaust systems. Premium Surface Finish: Maintains bright, attractive finish with smooth surface from cold rolling. Available in Multiple Colors: Prepainted steel coil option offers a range of attractive colors. ASTM Standard Compliance: Manufactured strictly according to ASTM standards for quality assurance. Cold Rolled Processing: Ensures precise dimensions and superior structural integrity. Fast Peak Season Delivery: Average lead time within 15 workdays during peak season.