9CrSi/1.2018 round blade 1 Pass the ISO9001 quality certification 2 The brand Baosteel receives China Patent for Invention 3 Maximum Length: 5500mm 4 Maximum Diameter: 1500mm, 5 Materials:5CrW2Si, 6CrW2Si, Cr12MoV, 9CrSi, H13,and self-developed H13K,HMB and HMK high alloy series 6 Features:High intensity, high hardness, high toughness, and high hardenability, etc. 7 Blade Incision: Smooth without burr 8 Working Time: A long working life 9 Applicable Industries: Widely used in industries of steel, rubber, papermaking, etc 10Technology: Each technical index reaches the international standard 11 the materials details