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300M


300M material is UNS SAE J 467 (1968) Special Purpose Alloys ("Superalloys") Special Purpose Alloys ("Superalloys").

Chemical composition of 300M, 300M mechanical properties, 300M datasheet, 300M equivalent grade, Heat treatment and temperature process of 300M.


300M property sheet

300M Spec.

UNS SAE J 467 (1968)
Special Purpose Alloys ("Superalloys")

Related Materials

300M
A 646 Grade 300M
Grade 1300 M

Chemical Composition of 300M

C: Max 0.40
Si: Max 1.60
Mn: Max 0.75
P: Max Min
S: Max Min
Ni: Max 0.40
Cr: Max 1.85
Al: Max Min
Cu: Max Min
Ti: Max Min
Fe: Max remaining
N: Max Min
Mo: Max Min
V: Max 0.08

Mechanical Properties of 300M

Rp0.2 (MPa) 149 (≥)
Rm (MPa) 617 (≥)
AKV (J) 33
A (%) 34
Z (%) 24
Hardness HBW 343

300M shape and dimensions

300M Round bar: 1mm-800mm
300M Square bar: 10mm * 10mm-600mm *600mm
300M Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
300M Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
300M Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
300M Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes