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HS18-1-2-5

Description

HS18-1-2-5 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: HS18-1-2-5
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel HS18-1-2-5
S7-4-2-5
1.3246
1.3247
S2-9-10-8
HS2-9-1-8
S 2-9-2-8
HS2-9-2-8
1.3249
1.3255
S 18-1-2-5

Chemical composition(mass fraction)(wt.%) of the HS18-1-2-5

 

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
0.75-0.83 0.45   0.40  0.030  0.030  3.80-4.50    0.50-0.80  W 17.5-18.5  V  1.40-1.70
Co 4.50-5.00

Mechanical Properties of steel grade HS18-1-2-5

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
159 (≥) 893 (≥) 11 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade HS18-1-2-5

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
12 - -     0.22 -  
623 561 - 21.3 332   -  
394 - 34 11.2   141 231

Heat Treatment of steel grade HS18-1-2-5

Heat treated : 1459°C - 1166°C

Technological Curves of steel grade HS18-1-2-5


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