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Metals -> Bronze -> Tin-free pressure-worked bronzes

Characteristics of the material BrZH9-4   ( BrZH9-4,   9-4 ).

Material : BrZH9-4   ( BrZH9-4,   9-4 )
Classification : Tin-free pressure-worked bronzes


Chemical composition in % of the material BrZH9-4   ( BrZH9-4,   9-4 ) .
Fe Si Mn PAl Cu PbZn Sn Impurity
2 - 4max   0.1max   0.5max   0.018 - 1084.3 - 90max   0.01max   1max   0.1 all 1.7
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under =20o of the material BrZH9-4   ( BrZH9-4,   9-4 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
soft     400-500  35-45   
hard     500-700  4-6   


    Brinell hardness of the material   BrZH9-4   ( BrZH9-4,   9-4 )   ,     soft HB 10 -1= 100 - 120   MPa
    Brinell hardness of the material   BrZH9-4   ( BrZH9-4,   9-4 )   ,     hard HB 10 -1= 160 - 200   MPa


Physical properties of the material BrZH9-4   ( BrZH9-4,   9-4 ) .
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(mGrade) kg/m3 J/(kgGrade) Ohmm
20 1.16   58 7500   120
100   16.2     423  


Friction coefficient of the material BrZH9-4   ( BrZH9-4,   9-4 ) .
 Friction coefficient with oil : 0.004
 Friction coefficient without oil : 0.18


Technological properties of the material BrZH9-4   ( BrZH9-4,   9-4 ) .
 Melting temperature, C : 1040



Specification :
Mechanical properties :
s - 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/(mGrade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kgGrade)]
R - Electrical resistance , [Ohmm]

Database of steels and alloys (Marochnik) contains information about chemical composition and properties of 1500 steels and alloys (stainless steel, alloy steel, carbone steel, structural steel, tool steel, cast iron, aluminum alloy, titanium alloy, copper alloy, nickel alloy, magnesium alloy and others).
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