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D6AC


D6AC material is UNS SAE AMS 6439D (2011) Steel Sheet, Strip, and Plate 1.05Cr - 0.55Ni - 1.0Mo - 0.12V (0.42 - 0.48C) (D6AC) Consumable Electrode Vacuum Melted, Annealed Steel Sheet, Strip, and Plate 1.05Cr - 0.55Ni - 1.0Mo - 0.12V (0.42 - 0.48C) (D6AC) Consumable Electrode Vacuum Melted, Annealed.

Chemical composition of D6AC, D6AC mechanical properties, D6AC datasheet, D6AC equivalent grade, Heat treatment and temperature process of D6AC.


D6AC property sheet

D6AC Spec.

UNS SAE AMS 6439D (2011)
Steel Sheet, Strip, and Plate 1.05Cr - 0.55Ni - 1.0Mo - 0.12V (0.42 - 0.48C) (D6AC) Consumable Electrode Vacuum Melted, Annealed

Chemical Composition of D6AC

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

Mechanical Properties of D6AC

Rp0.2 (MPa) 238 (≥)
Rm (MPa) 169 (≥)
AKV (J) 22
A (%) 33
Z (%) 33
Hardness HBW 421

D6AC shape and dimensions

D6AC Round bar: 1mm-800mm
D6AC Square bar: 10mm * 10mm-600mm *600mm
D6AC Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
D6AC Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
D6AC Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
D6AC Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes