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Characteristics for grade     PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 )



      Grade :   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 ) (   ПлПдРд-4-3.5   )
      Classification :   Platinum alloy
      Equivalent grades:     Is absent



Chemical composition in % for grade   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 )
Fe Si PbZn Sn PtPdRhImpurity -
max   0.03max   0.007max   0.013max   0.01max   0.00592.2 - 92.83.8 - 4.23.3 - 3.7 all 0.11 Ir + Au < 0.05


Mechanical properties under Т=20oС for grade   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Wire, GOST 18389-73 Ø 0.2 - 0.5   250-350       
Wire, GOST 18389-73 Ø 0.2 - 0.5   500-750       
Wire     250-290       


Technological properties of the material   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 ) .
        Melting temperature : 1760 - 1780   °C


Physical properties for grade   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 )
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       20320   190



Types of delivery of grade   PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 )
В50 - Classification, nomenclature and general norms
B51 - Non-ferrous metals, including rare metals, and their alloys
B53 - Sheets and Strips
B74 - Wire made of non-ferrous metals and their alloys
B76 - Metal nets


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]

  PlPdRd92.5-4-3.5   ( ПлПдРд92.5-4-3.5 ) - Platinum alloy: 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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