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Characteristics for grade     40KNKHMVTYU   ( 40КНХМВТЮ )



      Grade :     40KNKHMVTYU   ( 40КНХМВТЮ )
      Classification :   Precision alloy for elastic elements
      Equivalent grades:     Is absent



Chemical composition in % for grade   40KNKHMVTYU   ( 40КНХМВТЮ )
Fe C Si Mn Ni S P Cr Mo W Co TiAl
9.71 - 19max   0.05max   0.51.8 - 2.218 - 20max   0.02max   0.0211.5 - 133 - 46 - 739 - 411.5 - 20.2 - 0.5


Mechanical properties under Т=20oС for grade   40KNKHMVTYU   ( 40КНХМВТЮ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Wire cold-worked , GOST 14118-85     1470        



Types of delivery of grade   40KNKHMVTYU   ( 40КНХМВТЮ )
B73 - Steel Alloy Wire


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]

  40KNKHMVTYU   ( 40КНХМВТЮ ) - Precision alloy for elastic elements: 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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