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Steel 60KhSMF

60KhSMF steel

Steel 60KhSMF: gradebook of steels and alloys. Below is systematized information on the purpose, chemical composition, types of supply, substitutes, critical point temperatures, physical, mechanical, technological and foundry properties for the grade — Steel 60KhSMF.

General information about 60KhSMF steel

Delivery type
rolls OST 24.013.20−85.
Application
Working rolls of two- and four-roll stands of sheet rolling mills for cold rolling of metals.

Chemical composition of steel 60ХСМФ

Chemical element %
Vanadium (V) 0.15−0.25
Silicon (Si) 1.05−1.30
Manganese (Mn) 0.40−0.70
Molybdenum (Mo) 0.40−0.60
Nickel (Ni), max. 0.50
Sulfur (S), not more than 0.030
Carbon (C) 0.55−0.65
Phosphorus (P), not more than 0.030
Chromium (Cr) 1.40−1.80

Mechanical properties of steel 60KhSMF

Mechanical properties depending on tempering temperature

t tempering temperature, °C σB, MPa KCU, J/m2
Billets of section 80 mm. Hardening. Tempering.
180 1470 6
240 1270 11
315 1470 9
350 1860 13

Mechanical properties after isothermal annealing

Section, mm σ0, 2, MPa σB, MPa δ5, % ψ, % KCU, J/m2
80 470 940 17 37 27

Technological properties of 60KhSMF steel

Forging temperature
The beginning 1180, the end 800.

Hardness of steel 60KhSMF

Delivery condition, heat treatment regime HSD
Barrels of work rolls (after induction heat treatment) of skin pass and finishing stands of cold rolling mills, type 1. Cross-section up to 650 mm. 95−105
Drums of work rolls (after induction heat treatment) of cold rolling mills, type 2. Cross-section up to 900 mm. 90−96
Drums of work rolls (after induction heating) of hot rolling mills, type 3. 75−90
Drums and backing roll tires (after heat treatment) with increased hardness requirements, type 4. Cross-section up to 1600 mm. 70−85
Drums and backup roller tires (after heat treatment) with increased hardness requirements, type 5. Cross-section up to 1600 mm. 45−69
Work and resting roll necks 30−55