Steel Grating Aluminum Alloy and Hot Dipped Galvanized Finish Galvanized Sheet Material. Diverse Material Options: Available in Carbon Steel, 304 Stainless Steel, and 6061/6063 Aluminum Alloy. Long Service Life: Hot-dip galvanized finish ensures over 25 years of outdoor service life. Customizable Dimensions: Custom L/W/H and hole patterns supported with provided drawings. Anti-Slip Surface Options: Serrated, Sand Knurled, Raised Mesh, and Alligator Mouth patterns available. Flexible Bearing Bar Pitch: Options include 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, and 100mm. Comprehensive Warranty: 12-month warranty coverage for mechanical defects and quality issues. Free Installation Accessories: Free M-Clips provided proportionally with bulk orders for easy fixation.