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27MnCrB5-2 steel

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27MnCrB5-2 steel
27MnCrB5-2 steel Material No:1.7182
27MnCrB5-2 steel Grade:DIN EN 10083 27MnCrB52
27MnCrB5-2 steel Chemical composition:

Grade C Si Mn P S Cr B
27MnCrB5-2 steel 0.24 0.30 <0.40 1.10 1.40 <0.035 <0.040 0.30 0.60 0.0008 0.0050

 

27MnCrB5-2 steel Application:  Boron alloyed heat treatable steel for wear resisting parts as
dredger buckets, plough shares, chain wheels, mechanical engineering components, axles.

Hot forming and heat treatment Forging or hot rolling 1200 - 850°C
Normalising 860 - 890°C
Soft annealing 650 - 700°C
Hardening 840 - 880°C/water, oil
Quenching water max. 52 mm Ø, oil max. 43 mm Ø

 

27MnCrB5-2 steel mechanical property:

Diameter d [mm] < 16 >16 – 40 >40 – 100 >100 – 160 >160 – 250
Thickness t [mm] < 8 8<t<20 20<t<60 60<t<100 100<t<160
0,2% proof stress Rp0,2 [N/mm²] min. 700 min. 650 min. 600 min. 550 -  
Tensile strength Rm [N/mm簡] 900 - 1100 850 - 1000 800 - 950 750 - 900 -  
Fracture elongation A5 [%] Min.12 Min.13 Min.14 Min.15  
Reduction of area Z [%] Min.40 Min.45 Min.50 Min.50  
Notch impact energy ISO-V [J] Min.41 Min.48 Min.48 Min.48  

BEBON STEEL can provide 27MnCrB5-2 steel immediately, if you need 27MnCrB5-2 steel, please be free to contact us.

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