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          1. 中文版 English
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            1.2842/90MnCrV8, Cold Work Tool Steel, Alloy Tool Steel

             

            Cold work tool steel 1.2842

             

             Equivalent grades: GB 9Mn2V, AISI O2, DIN 1.2842/90MnCrV8
             

            Chemical Composition:

            C

            Si

            Mn

            Cr

            V

            P

            S

            0.85-0.95

            0.10-0.40

            1.90-2.10

            0.20-0.50

            0.05-0.15

            0.03MAX

            0.03MAX

             

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

             

            Smelting & Shaping: EF/ ESR+ hot forged/ hot rolled
             

            Surface Condition: Black surface/ Grinded/ Machined
             

            Delivery Condition: Annealed
             

            Annealed Hardness: HB229MAX
             

            Hardness & Tempering Curve:

              

            Characteristics:
             Good compressive strength
             high surface hardness after tempering
             good dimensional stability in hardening
             good machinability


            Applications:
             Measuring tools
             Machine knives for the wood, paper and metal industry
             Punching, cutting, stamping tools, shear blades
             Thread cutting tools

            (All technical information  for reference only)

             

             




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