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          1. 中文版 English
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            SAE 4340/DIN 1.6582 Alloy Steel


             

            Special Alloy Steel

            Equivalent grades: DIN 1.6582/34CrNiMo6, AISI 4340/SAE 4340


            Chemical composition:

            C

            Si

            Mn

            Cr

            Mo

            Ni

            P

            S

            0.38-0.43

            0.15-0.35

            0.60-0.80

            0.70-0.90

            0.20-0.30

            1.65-2.00

            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, 248HBS max/ after Q+T, hardness requested by buyer


              Heat Treatment hardness curve:

              Characteristics: special alloy steel, supplied in quenched and tempered conditions. High strength and tenacity, good hardenability.


              Applications: heavily loaded parts for mechanical engineering and motor construction.


             (All technical information is for reference only. )
             

             




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