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1.3333

HS6-5-2C

1.3333 (HS6-5-2C) is the standard [[glossary:schnellarbeitsstahl|high-speed steel]]: 6 % [[element:W|tungsten]], 5 % [[element:Mo|molybdenum]], 4 % [[element:Cr|chromium]], 2 % [[element:V|vanadium]] — identical to 1.3343. Secondary [[glossary:sekundaerhaertung|hardening]] keeps the [[glossary:haerte|hardness]] up to over 500 °C. Applications: drills, milling cutters, saw blades.

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