Database of Steel and Alloy (Marochnik)

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Metals -> Copper-zinc alloy (latten, brass) -> Copper-zinc alloys pressure treated

Characteristics of the material L85   ( L85,   85 ).

Material : L85   ( L85,   85 )
Classification : Copper-zinc alloys pressure treated


Chemical composition in % of the material L85   ( L85,   85 ) .
Fe P Cu PbZn Sb Bi Impurity
max   0.1max   0.0184 - 86max   0.0313.7 - 16max   0.005max   0.002 all 0.3
Comment: Zn is a basis; the percentage of Zn is given approximately.


Mechanical properties under =20o of the material L85   ( L85,   85 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
hard     530-580  2-5   
soft     260-300  45-55   


    Brinell hardness of the material   L85   ( L85,   85 )   ,     hard HB 10 -1= 135 - 145   MPa
    Brinell hardness of the material   L85   ( L85,   85 )   ,     soft HB 10 -1= 52 - 62   MPa


Physical properties of the material L85   ( L85,   85 ) .
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 1.05   152.4 8750   47
100   18.7     398  


Technological properties of the material L85   ( L85,   85 ) .
 Melting temperature, C : 1025
  Forging temperature,C : 700 - 850
 Annealing temperature, C : 500 - 650



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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