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            DIN 1.2312/AISI P20+S Plastic Mould steel, Steel Flat, Steel Round Bar


             

            1.2312 Plastic Mould Steel

             

             Equivalent grades: DIN 1.2312/ 40CrMnMoS8-6, AISI P20+S


             Chemical composition: (%)

            C

            Si

            Mn

            Cr

            Mo

            P

            S

            0.35-0.45

            0.30-0.50

            1.40-1.60

            1.80-2.00

            0.15-0.25

            0.03max

            0.05-1.10

             Available sizes: Round dia 16mm to 600mm; flat 16 - 400mm x 200 – 800mm


             Manufacture: EF/ESR, hot forged/ hot rolled

             Surface condition: black/grinded/rough turned/milled


             Delivery condition: annealed/quenched and tempered

             Hardness: annealed, 235HBS max/ after Q+T, hardness 28-35HRC

             
               
              Characteristics: with additional sulphur, usually supplied in a quenched and tempered condition. Polishable, better machinability compared to 1.2311.


             Applications: plastic moulds, frames for plastic pressure dies, hydroforming tools


             (All technical information is for reference only)

             

             




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