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High Speed Steel

Equivalent Grades
(AISI) (W.Nr) (DIN) JIS
AISI M-2 1.3343 HS6-5-2 SKH-51
Delivery Condition: Annealed Hardness (HB 255)
Partial Chemical Composition
C 0.80 - 0.90 Cr 3.80 - 4.50 Mo 4.70 - 5.20 Si 0.45  W 5.90 - 6.70 V 1.70 - 2.10
AISI M-35 1.3243 HS65-2-5 SKH-55
Delivery Condition: Annealed Hardness (HB 269)
Partial Chemical Composition
C 0.87 - 0.95 Cr 3.80 - 4.50 Mo 4.70 - 5.20 Si 0.45  W 5.90 - 6.70 V 1.70 - 2.10
AISI M-42 1.3247 HS2-10-1-8 SKH-59
Delivery Condition: Annealed Hardness (HB 269)
Partial Chemical Composition
C 1.05 - 1.12 Cr 3.60 - 4.40 Mo 9.0 - 10.0 Si 0.45  W 1.20 - 1.80 V 1.00 - 1.30 P 0.03 S 0.03
AISI T-2 1.3355 HS18-0-1 SKH-2
Delivery Condition: Annealed Hardness (HB 255)
Partial Chemical Composition
C 0.73 - 0.83 Cr 3.80 - 4.50 Mo 0.40 Ni 0.25 Si 0.40  W 17.0 - 19.0 V 0.80 - 1.20 P 0.03 S 0.03
Product size
  Dia Thickness Wirth
Hot Roll Coil
6.5-18
   
Hot Roll Bar
16-75    
Hot forged Bar 80-250
 
Hot Roll Flat Bar   1.8-6.5 20-60
Cold Roll Flat Bar   1.5-6.5 20-60

                                                                          

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