Wnr. 1.1248; AISI 1075; Material C75S; quality standard DIN EN 10132-4; Dimensional standard EN 10140;
Areas of application: spring production (moulded springs; leaf springs; spring clips; retaining springs; flat springs).
Properties: high strength; high wear resistance; good toughness; susceptible to corrosion without additional surface treatment; already heat treated; density 7.9 g/cm³; melting point 1515 °C;
thermal conductivity 49 W/m K; electr. resistance 0.2 Ω mm²/m , modulus of elasticity approx. 206 kN/mm²; Shear modulus approx. 78 kN/mm²;
surface polished white; edges cut edges; heat treatment QT (hardened and tempered);
These flat bars are cut from sheet metal.