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SA-29 Grade 4145


SA-29 Grade 4145 material is AMS SA-29/SA-29M Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for.

Chemical composition of SA-29 Grade 4145, SA-29 Grade 4145 mechanical properties, SA-29 Grade 4145 datasheet, SA-29 Grade 4145 equivalent grade, Heat treatment and temperature process of SA-29 Grade 4145.


SA-29 Grade 4145 property sheet

SA-29 Grade 4145 Spec.

AMS SA-29/SA-29M
Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for

Chemical Composition of SA-29 Grade 4145

C: Max 0.01
Si: Max 0.20
Mn: Max 0.30
P: Max Min
S: Max Min
Ni: Max 0.15
Cr: 28.00 30.00
Al: Max Min
Cu: Max 0.15
Ti: Max Min
Fe: Max Min
N: Max 0.02
Mo: 3.50 4.20

Mechanical Properties of SA-29 Grade 4145

Rp0.2 (MPa) 215 (≥)
Rm (MPa) 875 (≥)
AKV (J) 12
A (%) 41
Z (%) 14
Hardness HBW 344

SA-29 Grade 4145 shape and dimensions

SA-29 Grade 4145 Round bar: 1mm-800mm
SA-29 Grade 4145 Square bar: 10mm * 10mm-600mm *600mm
SA-29 Grade 4145 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SA-29 Grade 4145 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SA-29 Grade 4145 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SA-29 Grade 4145 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes