Heat Treatment Steel Strip(Cold ,galvanized) Dimensions: 0.15 - 2.5 (thickness) x 4 - 80 (width) mm Heat Treatment Steel Strip(Cold ,galvanized)Features:1) Dimensions: 0.15 - 2.5 (thickness) x 4 - 80 (width) mm2) Material: 62Si2Mn, SK5, SUPPER63) Usage: strip for spring manufacture Heat Treatment Steel Strip(Cold ,galvanized)