are our main products, and we keep more than 1000 tons 5CrMnMo round bar in stock every month. More information about 5CrMnMo round bar details, please see the following:
5CrMnMo round bar precess : hot rolled or forged + Normalizing+Tempering+Quenching and tempering+Normalizing and tempering+Annealing . The size which available for our KUNFENG steel are Ф 5-80 for hot rolled round bar and Ф 80-1200 for forged round bar ,the length range is from 3000 to 12000mm.
The tolerance of the diameter is -0/+3mm ,The tolerance of the length is -0/+20mm.and the straightness tolerance is ≤3mm/m surface delivery status: black/polishing/turning
The UT standard what we can do for Chinese standard are GB/T 6402 I,II,III and export standard are SEP1921 CLASS C/C,D/D,E/E.
5CrMnMo hot rolled round bar Chemical composition -% by mass
GRADE |
C% |
Si% |
Mn% |
P% |
S% |
Cr% |
Cu% |
Ni% |
Mo% |
5CrMnMo |
0.50~0.60 |
0.25~0.60 |
1.20~1.60 |
0.03 |
0.03 |
0.60~0.90 |
0.30 |
0.25 |
0.15~0.30 |
5CrMnMo hot rolled and forged round bar Mechanical properties:
The hardness in annealing condition is 241~197HB.
We, KUNFENG will use our professional services , best quality and competitive price to fulfill each customers needs in 5CrMnMo hot rolled round bar .More information about 5CrMnMo hot rolled or forged round bar,please feel free to contact us, we will always do our best to help you.