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SPECIFICATION |
BAINITE SAE J2175 |
TEMPERED MARTENSITE SAE J827 |
Carbon |
0.10 to 0.15 % |
0.60 – 1.20 % |
Silicon |
0.10 to 0.25 % |
0.40 % min. |
Manganese |
1.20 to 1.50 % |
0.35 – 1.20 % |
Aluminum |
0.05 to 0.15 % |
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Phosphorus |
0.035 % max. |
0.050 % max. |
Sulfur |
0.035 % max. |
0.050 % max. |
HARDNESS |
40 – 50 Rc |
40 – 51 Rc |
% ROUNDS AND HOLLOWS |
<15% non-spherical (length>2 x width)and holows |
<15 % non-spherical (length > 2 x width) and hollows |
NON-MAGNETIC MATERIAL |
< 1% non-magnetıc material |
< 1 % non-magnetic material |
DENSITY |
>7 g /cc (wet method) |
> 7 g /cc (wet method) |