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Materials » Hitachi Metals » Cold Work Steels


YSS JIS Groditz
Characteristics Main Applications Hardness (HRC) Brochure
thep-gia-cong-khuon-nguoi SLD-MAGIC SLD Improved   High-performance cold work tool steel attaining both extended mold life and easy mold fabrication Cold work dies for high-tensile steels, SUS, mass production, and general use 55 - 60 Download
SLD SKD11 1.2379 Cold work die steel with high abrasion resistance for general use, excellent
harden-ability and minimal quench stress
Cold work dies for general use, forming roll, shear blade. 55 - 60  Download
SGT SKS3   Cold work die steel with superior machinability for general use; Special care
is required for quenching large-size dies or wire electric discharge machining
Dies for deep drawing, gauges 57 - 63
YCS3 SKS93   Carbon tool steel for small production to be quenched in oil improved SK105 grade for its hardenability Press forming dies, jigs and tools, gauges. 57 - 63
thep-gio YXM1     High speed steel with high abrasion resistance and toughness for general use Cold forging dies, cold heading dies, slitter 58 - 64 Download
thep-gio YXR33     Matrix High Speed Steel (HSS) with highest toughness among High Speed Steels. Excellent strength and erosion resistance at elevated working temperature.  Hot precision forging dies, warm forming dies, or cold forging dies as countermeasure for crack 54 - 58  

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