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Characteristics for grade     30HG2STL   ( 30ХГ2СТЛ )



      Grade :     30HG2STL   ( 30ХГ2СТЛ )
      Classification :   Casting alloy steel with specific properties
      Equivalent grades:     Is absent



Chemical composition in % for grade   30HG2STL   ( 30ХГ2СТЛ )
C Si Mn Ni S P Cr Ti CuРЗМ
0.25 - 0.350.4 - 0.81.5 - 1.8max   0.3max   0.02max   0.020.6 - 10.01 - 0.04max   0.30.02 - 0.05


Mechanical properties under Т=20oС for grade   30HG2STL   ( 30ХГ2СТЛ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Casting, GOST 21357-87     700 600 12 40  
Casting, GOST 21357-87     750 650 15 40  
Casting, GOST 21357-87     1600 1300 4 14  


Heat treatment of the material   30HG2STL   ( 30ХГ2СТЛ )
Normalizing 890 - 910 ° C, Tempering 640 - 660 ° C
Water hardening 870 - 890 ° C, Tempering 640 - 660 ° C
Hardening в воде 870 - 890 ° C, Tempering 200 - 220 ° C, ( Wear-resisting steel )



Types of delivery of grade   30HG2STL   ( 30ХГ2СТЛ )
B83 - Castings with special properties (cast iron and steel)


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]

  30HG2STL   ( 30ХГ2СТЛ ) - Casting alloy steel with specific properties: 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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