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A6

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T30105 T30106
#A6

Description

USA ASTM A6 Alloy tool steel and A6 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: A6
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy A6 ASTM USA Alloy tool steel
H43
T20843
A2
T30102
A3
T30103
A4
T30104
A5
T30105

Chemical composition(mass fraction)(wt.%) of the A6

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.65～0.75 0.20～0.50 1.80～2.50 ≤0.030 ≤0.030 0.90～1.20 0.90～1.40

Mechanical Properties of steel grade A6

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)
859 (≥) 229 (≥) 44 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade A6

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 - -     0.33 -  
722 456 - 23.3 412   -  
633 - 22 42.2   142 132

Heat Treatment of steel grade A6

Heat treated : 1483°C - 1864°C

Technological Curves of steel grade A6

Cross Reference Table (Equivalent Grade) of A6

Grade Standard Country Application
A6 ASTM USA Alloy tool steel
BA6 UK Carbide for cutting tools
BA6 UK Carbide for cutting tools
CA6NM UNS USA Martensitic special steel
CA6NM UNS USA Martensitic special steel
ASTM CA6NM AISI China
CA60T AS Australia Australia Structural steel
CA6NM ASTM USA Steel Castings Suitable for Pressure Service
CA6NM ASTM USA Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service
CA6NM ASTM USA Steel Castings Suitable for Pressure Service
CA6NM ASTM USA Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service
T30105 T30106
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