Industrial 304 Stainless Steel Fireproof Cable Tray Hot Galvanized Perforated Sieve Punching Technique for Cable Laying Product Name Fireproof Spray-coated Tray-type Cable Tray Materials Pre Galvanized Steel Plate Specification Thickness:1.5 mm-3.0 mm Height: 25 mm-500 mm (Light, Medium, Heavy Duty) Width:50 mm-1200 mm Specification Length: 2-6M (can be produced according to appointed length) Surface Finish Power Coating,Custom Price Terms EXW, FCA,FAS,FOB,CFR,CIF,CPT,CIP