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        AISI H21/ DIN 1.2581 Hot Work Tool Steel, Alloy Tool Steel, Steel Flat, Steel Round Bar


         

        Hot work tool steel 1.2581

        Equivalent grades: DIN 1.2581/X30WCrV9-3, AISI H21, JIS SKD5
         

        Chemical composition:

        C

        Si

        Mn

        Cr

        W

        V

        P

        S

        0.25-0.35

        0.15-0.30

        0.20-0.40

        2.50-2.80

        8.00-9.00

        0.30-0.40

        0.03max

        0.03max

         Available sizes: Round bar dia 16mm to 600mm; flat  bar16 - 400mm x 200 – 800mm
         

        Manufacture: EFS/ESR, hot forged/ hot rolled
         

        Surface condition: black/grinded/rough turned/milled(machined)
         

        Delivery condition: annealed
         

        Hardness: annealed, 240HBS max
         
         
           
        Characteristics: hot work tool steel for oil or air hardening to develop high hot strength, retention of hardness, and heat checking resistance.
         

        Applications: highly stressed hot work tools, such as mandrels, dies and containers for metal tube and rod extrusion; hot extrusion tools; tools for manufacture of hollows, screws, rivets, nuts and bolts. Die casting tools, forming dies, die inserts, hot shear blades.

        (All technical information is for reference only.)


        >H21

         




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