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AS 4340

4340


4340 material is Australia Structural steel.

Chemical composition of 4340, 4340 mechanical properties, 4340 datasheet, 4340 equivalent grade, Heat treatment and temperature process of 4340.


4340 property sheet

4340 Spec.

Related Materials

A 240 S43400
A 554 S43400
S43400
SA-240 S43400

Chemical Composition of 4340

C 0.37-0.44
Si 0.10-0.35
Mn 0.55-0.90
P 0.040
S 0.04
Cr 0.65-0.95
Ni 1.55-2.00
Mo 0.20-0.35

Mechanical Properties of 4340

Rp0.2 (MPa) 273 (≥)
Rm (MPa) 977 (≥)
AKV (J) 32
A (%) 34
Z (%) 23
Hardness HBW 132

4340 shape and dimensions

4340 Round bar: 1mm-800mm
4340 Square bar: 10mm * 10mm-600mm *600mm
4340 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
4340 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
4340 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
4340 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

4340 Relevant products

D6AC Forging Hollow Bar

D6AC Forging Hollow Bar

The United States began to be developed in the early ...
D6AC Forging Hollow Bar

D6AC Forging Hollow Bar

The United States began to be developed in the early ...

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