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Metals -> High-temperature or heat-resistant steel and alloy -> Low alloy high-temperature steel

Characteristics of the material 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 ).

Material : 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 )
Classification : Low alloy high-temperature steel


Chemical composition in % of the material 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 ) .
C Si Mn Ni S P Cr Mo V Nb Cu
0.13 - 0.180.7 - 10.5 - 0.8max   0.3max   0.03max   0.031.8 - 2.31.2 - 1.50.25 - 0.40.08 - 0.15max   0.3


Temperature of critical points of the grade 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 ).
Ac1 = 780 - 830 ,      Ac3(Acm) = 1020 - 1040 ,       Ar3(Arcm) = 830


Mechanical properties under =20o of the material 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Pipe   longitudinal 550 380 18 50600 
Pipe   dihedral 550 380 16 45500 
Forging   longitudinal 640 450 17 50500 


    Brinell hardness of the material   15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 )   ,       HB 10 -1= 180 - 197   MPa


Physical properties of the material 15KH2M2FBS   ( 15H2M2FBS,   15󥃠粤 ) .
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(m稧rade) kg/m3 J/(kg稧rade) Ohm穖
20 2.24     7850   450
100 2.19 12 34.8     460
200     34.3     520
300 2.05   34.1     600
400   14.5 33.9     670
500 1.87   33.7     770
600 1.76   33.5     950
700 1.64          
T E 10- 5 a 10 6 l r C R 10 9



Specification :
Mechanical properties :
s - 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稧rade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kg稧rade)]
R - Electrical resistance , [Ohm穖]

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).
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