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Description

Russia ГОСТ у9-1 Carbide for cutting tools and у9-1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: у9-1
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy у9-1 ГОСТ Russia Carbide for cutting tools
у8г-1
у8г-3
у8г-3
у8гA-1
у8гA-1
у8гA-2
у8гA-2
у8гA-3
у8гA-3
у9-1

Chemical composition(mass fraction)(wt.%) of the у9-1

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%)
0.85-0.94 0.17-0.33 0.17-0.33 ≤0.030 ≤0.028 ≤0.20 ≤0.25 0.25

Mechanical Properties of steel grade у9-1

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)
434 (≥) 787 (≥) 11 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade у9-1

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
14 - -     0.32 -  
644 257 - 31.3 422   -  
373 - 23 41.2   421 234

Heat Treatment of steel grade у9-1

Heat treated : 1271°C - 1318°C

Technological Curves of steel grade у9-1

Cross Reference Table (Equivalent Grade) of у9-1

Grade Standard Country Application
у8-3 ГОСТ Russia Carbide for cutting tools
у8-3 ГОСТ Russia Carbide for cutting tools
у8A-1 ГОСТ Russia Carbide for cutting tools
у8A-1 ГОСТ Russia Carbide for cutting tools
у8A-2 Russia Carbide for cutting tools
у8A-2 Russia Carbide for cutting tools
у8A-3 ГОСТ Russia Carbide for cutting tools
у8A-3 ГОСТ Russia Carbide for cutting tools
у8г-1 Russia Carbide for cutting tools
у8г-1 Russia Carbide for cutting tools
у8г-3 ГОСТ Russia Carbide for cutting tools
у8г-3 ГОСТ Russia Carbide for cutting tools
у8гA-1 ГОСТ Russia Carbide for cutting tools
у8гA-1 ГОСТ Russia Carbide for cutting tools
у8гA-2 ГОСТ Russia Carbide for cutting tools
у8гA-2 ГОСТ Russia Carbide for cutting tools
у8гA-3 ГОСТ Russia Carbide for cutting tools
у8гA-3 ГОСТ Russia Carbide for cutting tools
у9-1 ГОСТ Russia Carbide for cutting tools
у9-1 ГОСТ Russia Carbide for cutting tools

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