AU10E

For the manufacture of parts of watch movements

Classification

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

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Cu, %	Ni, %	P, %	C, %	S, %	Se, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Cu, %	Ni, %	P, %	C, %	S, %	Se, %
TU 14-1-2607-78	97.8–98.3	0.15–0.3	0.15–0.4	< 0.15	< 0.2	< 0.2	< 0.03	0.95–1.04	< 0.03	0.16–0.24

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	Treatment
Rod	TU 14-1-2607-78				780–930

Standards

Standard	Description
Standard	Description
TU 14-1-2607-78	TU

Description of chemical elements

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

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength