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Characteristics for grade     АS40   ( АС40 )

      Grade :     АS40   ( АС40 )
      Classification :   Rolled steel of improved and high cutting machinability
      Equivalent grades:     Is absent



Chemical composition in % for grade   АS40   ( АС40 )
C Si Mn Ni S P Cr Cu Pb
0.37 - 0.450.17 - 0.370.5 - 0.8max   0.25max   0.04max   0.04max   0.25max   0.250.15 - 0.3


Mechanical properties under Т=20oС for grade   АS40   ( АС40 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 1414-75     570 335 19   Normalizing


    Brinell hardness for     АS40   ( АС40 )   (cold-drawn, cold-worked) ,       GOST 1414-75 HB 10 -1 = 241   MPa
    Brinell hardness for     АS40   ( АС40 )   (hot-rolled) ,       GOST 1414-75 HB 10 -1 = 187 - 217   MPa


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]

  АS40   ( АС40 ) - Rolled steel of improved and high cutting machinability: 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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