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Characteristics for grade     M2   ( М2 )



      Grade :     M2   ( М2 )
      Classification :   Copper
      Equivalent grades:   Go here



Chemical composition in % for grade   M2   ( М2 )
Fe Ni S As Pb OSb Bi Sn -
max   0.05max   0.2max   0.01max   0.01max   0.01max   0.07max   0.005max   0.002max   0.05 Cu+Ag min 99.7


Mechanical properties under Т=20oС for grade   M2   ( М2 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Pipe, GOST 617-2006     180-190  32    
soft cold-rolled, GOST 1173-2006     200-260  42    
hard cold-rolled, GOST 1173-2006     290   6    


    Brinell hardness for     M2   ( М2 )   ,     soft GOST 1173-2006 HB 10 -1 = 55   MPa
    Brinell hardness for     M2   ( М2 )   ,     hard GOST 1173-2006 HB 10 -1 = 95   MPa


Friction coefficient of the material   M2   ( М2 ) .
 Friction coefficient with oil : 0.011
 Friction coefficient without oil : 0.43


Technological properties of the material   M2   ( М2 ) .
        Melting temperature : 1083   °C
        Casting temperature : 1150 - 1250   °C
        Linear shrinkage : 2.1   %


Physical properties for grade   M2   ( М2 )
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(m·Grade) kg/m3 J/(kg·Grade) Ohm·m
20 1.32   387 8940 390 17.8
100 1.28 16.7        


Equivalent steels for grade     M2   ( М2 )
Warning! Indicated both exact and nearest equivalents.
USAJapanPolandCzechiaAustria
-JIS PNCSNONORM
C12500
C1821
Cu99,7G
423004
Cu-C



Types of delivery of grade   M2   ( М2 )
B51 - Non-ferrous metals, including rare metals, and their alloys
B53 - Sheets and Strips
В54 - Ribbons
B55 - Bars
B64 - Pipes of non-ferrous metals and alloys
B78 - Other wire products


Specification :
Mechanical properties :
sв - Tensile strength , [MPa]
sT - Yield stress, [MPa]
d5 - Specific elongation at fracture , [ % ]
y - Reduction of area , [ % ]
KCU - Impact strength , [ kJ / m2]
HB - Brinell hardness , [MPa]

Physical properties :
T - Test temperature , [Grade]
E - Young modulus , [MPa]
a - Coefficient of linear expansion (range 20o - T ) , [1/Grade]
l - Termal (heat) condition coefficient , [Watt/(m·Grade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kg·Grade)]
R - Electrical resistance , [Ohm·m]

  M2   ( М2 ) - Copper: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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