M3

For rolled products, copper based alloys and other cast alloys; for the manufacture of products of cryogenic technology.

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Copper, copper alloys	Copper

Chemical composition

Standard	Fe, %	Cu+Ag, %	Sn, %	Bi, %	Ni, %	Sb, %	Pb, %	As, %	S, %	O, %
Standard	Fe, %	Cu+Ag, %	Sn, %	Bi, %	Ni, %	Sb, %	Pb, %	As, %	S, %	O, %
GOST 859-2001	< 0.05	> 99.5	< 0.05	< 0.003	< 0.2	< 0.05	< 0.05	< 0.01	< 0.01	< 0.08

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$c\cdot 10^{-3}$ , $\frac{J}{kg\cdot K}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$c\cdot 10^{-3}$ , $\frac{J}{kg\cdot K}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20	1.32		387	8940	390	17.8
100	1.28	16.7

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	d5, %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	d5, %	Treatment
Pipes are pressed.	GOST 617-2006				180–190	32
The alloy is soft	GOST 1173-2006			cold rolling	200–260	32
Alloy hard	GOST 1173-2006			cold rolling	290	6

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
The alloy is soft	GOST 1173-2006		55
Alloy hard	GOST 1173-2006		95

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.011	0.43

Analogues

Germany	USA
Germany	USA
C-Cu	C14200

Standards

Standard	Description
Standard	Description
GOST 859-2001	GOST 859 - 2001
GOST 1535-2006	GOST 1535-2006
GOST 1173-2006	GOST 1173-2006
GOST 1018-15
GOST 11383-16
GOST 20707-15
GOST 20900-14
GOST 2624-16
GOST 2624-77
GOST 617-06
GOST 859-14
GOST Р 54158-10
GOST Р 57376-16
TU 1844-106-069-2000
TU 48-21-194-72
TU 48-21-416-74
TU 48-21-427-80
DSTU GOST 1173:2007
DSTU GOST 617:2007
DSTU GOST 859:2003

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Cu+Ag	%	Copper+Silver
Fe	%	Iron
Sn	%	Tin
Bi	%	Bismuth
Ni	%	Nickel
Sb	%	Antimony
Pb	%	Lead
As	%	Arsenic
S	%	Sulfur
O	%	Oxygen

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$E\cdot 10^{9}$	$MPa$	Elastic modulus
$\alpha\cdot 10^{6}$	$K^{-1}$	Coefficient of thermal (linear) expansion (range 20°C–T)
$\varkappa$	$\frac{W}{m\cdot K}$	Coefficient of thermal conductivity (the heat capacity of the material)
$\rho$	$\frac{kg}{m^3}$	The density of the material
$c\cdot 10^{-3}$	$\frac{J}{kg\cdot K}$	The specific heat of the material (range 20°C–T)
$R\cdot 10^{-6}$	$\Omega\cdot m$	Electrical resistivity

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
d5	%	Elongation at break
$\sigma _{U}$	$MPa$	Ultimate tensile strength