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P-20

Steel availability

    ASK FOR EXISTENCE    

Average Chemical Analysis

                  C      Yes     Mn     P     S      Cr     Neither     Mo  W   V   Others     BHN / HRC

    P-20         0.35   0.35   .85   0.01  0.03  1.50   0.45  0.45   -     -      -          325 +  

Heat treatment

               Temper temperature (° C)         Cooling Medium (° C)            Tempering (° C)

    P-20          840-870                    Oil-Salt Bath                 105-650

Features and Applications

    P-20

Steel in excellent polished optical properties with good machining, it is no longer necessary to pre-machine large plates to send them to heat treatment. nickel content increases hardenability.

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