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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