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Metals -> Copper-zinc alloy (latten, brass) -> Cast cooper-zinc alloys

Characteristics of the material LTS40S   ( LTS40S,   40 ).

Material : LTS40S   ( LTS40S,   40 )
Classification : Cast cooper-zinc alloys


Chemical composition in % of the material LTS40S   ( LTS40S,   40 ) .
Fe Si Mn NiAl Cu PbZn Sb Sn Impurity
max   0.8max   0.3max   0.5max   1max   0.557 - 610.8 - 235 - 42.2max   0.05max   0.5 all 2
Comment: Zn is a basis; the percentage of Zn is given approximately.


Mechanical properties under =20o of the material LTS40S   ( LTS40S,   40 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
sand (mould) casting     215   12    
cast in a metal mould     215   20    
centrifugal casting     215   20    


    Brinell hardness of the material   LTS40S   ( LTS40S,   40 )   ,     sand (mould) casting HB 10 -1= 70   MPa
    Brinell hardness of the material   LTS40S   ( LTS40S,   40 )   ,     cast in a metal mould HB 10 -1= 80   MPa
    Brinell hardness of the material   LTS40S   ( LTS40S,   40 )   ,     centrifugal casting HB 10 -1= 80   MPa


Physical properties of the material LTS40S   ( LTS40S,   40 ) .
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   20.1 108.8 8500   68


Friction coefficient of the material LTS40S   ( LTS40S,   40 ) .
 Friction coefficient with oil : 0.013
 Friction coefficient without oil : 0.17


Technological properties of the material LTS40S   ( LTS40S,   40 ) .
 Melting temperature, C : 885



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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