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Characteristics for grade     30KHNML   ( 30ХНМЛ )



      Grade :     30KHNML   ( 30ХНМЛ )
      Classification :   Casting alloy steel for general purposes
      Equivalent grades:   Go here



Chemical composition in % for grade   30KHNML   ( 30ХНМЛ )
C Si Mn Ni S P Cr Mo
0.25 - 0.350.2 - 0.40.4 - 0.91.3 - 1.6max   0.04max   0.041.3 - 1.60.2 - 0.3


Mechanical properties under Т=20oС for grade   30KHNML   ( 30ХНМЛ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Casting, GOST 977-88     687 540 12 20294 
Casting, GOST 977-88     785 638 10 20392 


    Brinell hardness for     30KHNML   ( 30ХНМЛ )   ,       HB 10 -1 = 206 - 255   MPa
    Brinell hardness for     30KHNML   ( 30ХНМЛ )   (quenching, tempering) ,       HB 10 -1 = 217 - 269   MPa


Heat treatment of the material   30KHNML   ( 30ХНМЛ )
Normalizing 860 - 880 ° C, Tempering 600 - 650 ° C
Hardening 860 - 870 ° C, Tempering 600 - 650 ° C


Equivalent steels for grade     30KHNML   ( 30ХНМЛ )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapanEuropeanSwedenBulgariaHungaryRomaniaAustria
-DIN,WNrJIS EN SSBDSMSZSTASONORM
J23015
34CrNiMo6
35CrNiMo6
GS-34CrNiMo6
SNCM431
34CrNiMo6
2541
30ChNML
Ao30CrNiMo6-6
T30MoCrNi14
BOHLERV155



Types of delivery of grade   30KHNML   ( 30ХНМЛ )
B82 - Steel Castings


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]

  30KHNML   ( 30ХНМЛ ) - Casting alloy steel for general purposes: 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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