U10A

Temperature of critical points of material У10А: Ac1 = 730, Ac3 (Acm) = 800, Ar1 = 700, Mn = 210.

tool, working in conditions that do not cause heating of the cutting edge: Hand taps, rasps, needle files, saws for woodworking, dies for cold stamping, smooth gauges, axes.

Classification

Country Section Category
CIS, Russia, Ukraine Tool steel Carbon Tool Steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % P, % C, % S, %
GOST 1435-99 97.557–98.71 0.17–0.33 0.17–0.28 < 0.2 < 0.25 < 0.25 < 0.025 0.95–1.09 < 0.018

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 7810

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
Tape GOST 2283-79 annealing 740 10
Tape GOST 2283-79 cold-work 740–1180

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Alloy GOST 1435-99 annealing 197

Critical point temperatures

Ac1, K Ac3(Acm), K Ar1, K Mn, K
730 800 700 210

Analogues

USA Germany Japan France United Kingdom European Union Italy Spain China Sweden Bulgaria Hungary Poland Romania Czech Republic
G51320 1.1545 (C105W1) SK3 C105E2U BW1B 1.1545 C100KU C102 T10A 1880 C105U S101 N10E OSC10 19191

Standards

Standard Description
GOST 1435-99

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
P % Phosphorus
C % Carbon
S % Sulfur

Description of physical characteristics

Parameter Units of measurement Description
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)

Description of temperatures of critical points

Parameter Units of measurement Description
Ac1 K
Ac3(Acm) K
Ar1 K
Mn K