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C28Mn

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C28Mn Forged forging Steel Round Bars Rods Square rectangular rectangle Flat Hex Bars,C28Mn Forged Forging Steel Hollow Bars Forged Forging Sleeves Bushes Bushing Pipes Piping tube tubings barrels Casing Cases Shells cylinders hubs housings,C28Mn Seamless Rolled Steel Rings,C28Mn Forged Forging Steel rings,C28Mn Forged Forging Steel Blocks Discs Disks Plates,C28Mn Forged Forging Steel Gear Shafts Pinion Shafts Spindles,and other C28Mn forged forging parts Forged Products forged forging pieces forged forging steel components materials  from china
 
Chemical composition %   of   steel   C28Mn
Cr + Mo + Ni = max 0.63
C Si Mn Ni P S Cr Mo
0.25 - 0.32 max   0.4 1.3 - 1.65 max   0.4 max   0.03 max   0.035 max   0.4 max   0.1


Mechanical properties of   steel   C28Mn

Nominal thickness (mm):   to 16 16 - 100 100 - 250 250 - 500 500 - 1000
Rm - Tensile strength (MPa) (+N) 630 600 570 540 540


Nominal thickness(mm):   to 16 16 - 100 100 - 250 250 - 500 500 - 1000
Re - Upper yield strength or 
Rp0.2 - 0.2% proof strength (MPa) (+N)
345 310 290 270 260


KV - Impact energy (J) (+QT) +20°
40


Nominal thickness (mm):     to 16 16 - 100 100 - 250
A - Min. elongation Lo = 5,65 √ So (%) (+N) 17 18 18


  Brinell hardness   (HBW):   (+S) 255
  Brinell hardness   (HBW):   (+A) 223
Hits:  UpdateTime:2017-04-21 17:46:49  【Printing】  【Close
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