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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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