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            DIN 1.2311 Plastic Mould Steel, Steel Flat, Steel Round Bar


             

            Plastic Mould Steel 1.2311

            Equivalent grades: DIN 1.2311/ 40CrMnMo7, AISI P20, 618(ASSAB)
             

            Chemical composition:

            C

            Si

            Mn

            Cr

            Mo

            P

            S

            0.35-0.45

            0.20-0.40

            1.30-1.60

            1.80-2.10

            0.15-0.25

            0.03max

             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: good machinability, better polishability then 1.2312, similar to AISI P20


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

             (All technical information is for reference only)

             

             




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