Fe	Si	Cu	Pb	Bi	Other	Al
0,5	0,3	5,0-6,0	0,2-0,6	0,2-0,6	0,15	Remaining

Temper	Yield Strength (MPa) Min – Max	Tensile Strength (MPa) Min - Max	Elongation (%50) Min – Max	Hardness (Brinell) Min – Max
T3	260-290	310-365	10-15	7-95
T4	270	320-350	18	90
T6	230-300	310-395	10-12	110
T8	275-315	370-420	10-12	115

It has high fatigue strength and is excellent for automatic machine parts.

Product Forms:

Sheet, coil, flat bar

Application Areas;

Pressure machine products
Various machine components
Screw
Bolt
Nut
Automatic lathe products
Applications requiring high strength and good machinability