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D6AC

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D6AC D6AC
#D6A(C)⑩

Description

USA ASTM SAE AMS-S-8949B (1998), D6AC Specialsteel Steel Bars, Plates, Sheets, Billets, and Reforging Stock Type D6AC and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: D6AC
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel D6AC Precipitation-Hardening ASTM USA Steel Bars, Plates, Sheets, Billets, and Reforging Stock Type D6AC

Chemical composition(mass fraction)(wt.%) of the D6AC

C Si Mn P S Ni Cr Al Cu Ti Fe Mo Co V
≤0.47 ≤0.22 ≤0.75 ≤ ≥ ≤ ≥ ≤0.55 ≤1.05 ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining ≤1.00 ≤ ≥ ≤0.10

Mechanical Properties of steel grade D6AC

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)
681 (≥) 235 (≥) 42 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade D6AC

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 - -     0.33 -  
491 424 - 23.3 242   -  
598 - 32 31.2   134 314

Heat Treatment of steel grade D6AC

Heat treated : 1445°C - 1597°C

Technological Curves of steel grade D6AC

Relevant standard of D6AC

SAE AMS-S-8949B (1998) Steel Bars, Plates, Sheets, Billets, and Reforging Stock Type D6AC SAE-AMS-S-8949B-(1998).pdf
D6AC D6AC
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