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Characteristics for grade     BrOF7-0.2   ( БрОФ7-0.2 )



      Grade :     BrOF7-0.2   ( БрОФ7-0.2 )
      Classification :   Wrought tin bronzes
      Equivalent grades:   Go here



Chemical composition in % for grade   BrOF7-0.2   ( БрОФ7-0.2 )
Fe Si Ni PAl Cu PbZn Sb Bi Sn Impurity
max   0.05max   0.005max   0.20.1 - 0.25max   0.00291.27 - 92.8max   0.02max   0.3max   0.002max   0.0027 - 8 all 0.1
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under Т=20oС for grade   BrOF7-0.2   ( БрОФ7-0.2 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 10025-78     390   40    
Bar, GOST 10025-78     520-570  6-10   
Bar, GOST 10025-78     360-570  55    


    Brinell hardness for     BrOF7-0.2   ( БрОФ7-0.2 )   ,     Bar GOST 10025-78 HB 10 -1 = 80   MPa
    Brinell hardness for     BrOF7-0.2   ( БрОФ7-0.2 )   ,     Bar GOST 10025-78 HB 10 -1 = 150 - 180   MPa
    Brinell hardness for     BrOF7-0.2   ( БрОФ7-0.2 )   ,     Bar GOST 10025-78 HB 10 -1 = 70   MPa


Friction coefficient of the material   BrOF7-0.2   ( БрОФ7-0.2 ) .
 Friction coefficient with oil : 0.011
 Friction coefficient without oil : 0.33


Technological properties of the material   BrOF7-0.2   ( БрОФ7-0.2 ) .
        Melting temperature : 900   °C
        Annealing temperature : 600 - 650   °C


Physical properties for grade   BrOF7-0.2   ( БрОФ7-0.2 )
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 1.15   41.9 8600   170
100   17        


Equivalent steels for grade     BrOF7-0.2   ( БрОФ7-0.2 )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapanFranceEnglandEuropeanItalyPolandCzechiaAustriaInter
-DIN,WNrJIS AFNORBSEN UNIPNCSNONORMISO
C52100
2.1030
CuSn8
C5210
C5212
CuSn9P
PB104
CuSn8
CW453K
P-CuSn8
CuSn8
423018
CuSn8
CuSn8



Types of delivery of grade   BrOF7-0.2   ( БрОФ7-0.2 )
B55 - Bars


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]

  BrOF7-0.2   ( БрОФ7-0.2 ) - Wrought tin bronzes: 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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