Steel   Numbers
Steel numbers = 1.33XX.   High speed steel without Co


You can compare properties of the 2 steels    


          1.3325             HS0-4-1           1.3326             HS1-4-2
          1.3327             HS1-8-1           1.3333             HS3-3-2
          1.3339             HS6-5-2           1.3343             HS6-5-2C
          1.3344             HS6-5-3           1.3345             HS6-5-3C
          1.3348             HS2-9-2           1.3350             HS6-6-2
          1.3351             HS6-5-4           1.3355             HS18-0-1

Steel Numbers 1.33XX. High speed steel without Co
Steel classification according to EN 10027-2

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