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T5

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T12004 T12005
#T5

Description

USA ASTM T5 Tungsten series High-Speed Tool Steel and T5 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: T5
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy T5 ASTM USA Tungsten series High-Speed Tool Steel
L3
T61203
T61206
L6
T1
T12001
T12002
T2
T4
T12004

Chemical composition(mass fraction)(wt.%) of the T5

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%) Co(%)
0.75～0.85 0.20～0.40 0.20～0.40 ≤0.030 ≤0.030 3.75～5.00 0.50～1.25 1.80～2.40 17.5～19.0 7.00～9.50

Mechanical Properties of steel grade T5

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)
157 (≥) 816 (≥) 11 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade T5

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
43 - -     0.23 -  
127 889 - 12.3 143   -  
326 - 22 32.2   341 143

Heat Treatment of steel grade T5

Heat treated : 1471°C - 1324°C

Technological Curves of steel grade T5

Cross Reference Table (Equivalent Grade) of T5

Grade Standard Country Application
T51602 UNS USA Alloy tool steel
T5 ASTM USA Tungsten series High-Speed Tool Steel
CT50 SS Sweden Carbide for cutting tools
CT50 SS Sweden Carbide for cutting tools
St52F ONORM Austria Austrian structural steel
St500S ONORM Austria Austrian structural steel
T12004 T12005
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