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Description

ISO ISO HS1-8-1 Carbide for cutting tools and HS1-8-1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: HS1-8-1
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy HS1-8-1 ISO ISO Carbide for cutting tools
X37CrMoV5-1
50CrMoV13-15
50CrMoV13-15
38CrCoWV18-17-17
38CrCoWV18-17-17
HS4-1
HS4-1
HS1-4-2
HS1-4-2
HS1-8-1

Chemical composition(mass fraction)(wt.%) of the HS1-8-1

C(%) Si(%) Mn(%) Cr(%) Mo(%) V(%) W(%)
0.77-0.87 ≤0.70 ≤0.40 3.50-4.50 8.00-9.00 1.00-1.40 1.40-2.00

Mechanical Properties of steel grade HS1-8-1

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)
938 (≥) 283 (≥) 34 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade HS1-8-1

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
41 - -     0.32 -  
578 355 - 23.3 442   -  
379 - 13 22.2   242 323

Heat Treatment of steel grade HS1-8-1

Heat treated : 1711°C - 1264°C

Technological Curves of steel grade HS1-8-1

Cross Reference Table (Equivalent Grade) of HS1-8-1

Grade Standard Country Application
HS18-0-1 AFNOR France Carbide for cutting tools
HS18-0-1 AFNOR France Carbide for cutting tools
HS1-8-1 ISO ISO Carbide for cutting tools
HS1-8-1 ISO ISO Carbide for cutting tools
HS18-0-1 UNE Spain Spain structural alloy steel

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