Characteristics of the material 20DKHL ( 20DHL, 20ДХЛ ).
Material :
20DKHL ( 20DHL, 20ДХЛ )
Classification :
Casting steel for general purposes
Chemical composition in % of the material 20DKHL ( 20DHL, 20ДХЛ ) .
C
Si
Mn
S
P
Cr
Cu
0.15 - 0.25
0.2 - 0.4
0.5 - 0.8
max 0.04
max 0.04
0.8 - 1.1
1.4 - 1.6
Mechanical properties under Т=20oС of the material 20DKHL ( 20DHL, 20ДХЛ ) .
Assortment
Dimension
Direct.
sв
sT
d5
y
KCU
Heat treatment
-
mm
-
MPa
MPa
%
%
kJ / m2
-
500
400
12
30
300
Guenching 880 - 890oC,Drawing 560 - 600oC,
Brinell hardness of the material 20DKHL ( 20DHL, 20ДХЛ ) ,
HB 10 -1= 143 - 187 MPa
Brinell hardness of the material 20DKHL ( 20DHL, 20ДХЛ ) (quenching, tempering) ,
HB 10 -1= 187 - 240 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]
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). Helpfull for specialists in material technology, structural engineer, mechanical engineer, metallurgy and metal trader
