40CrNiMo alloy round bar

APPLICATIONS:

40CrNiMo alloy round bar usually being used at the quenched and tempered or case hardening state,for the manufacture of non-corrosive media and working temperature below 250 , the medium containing a mixture of nitrogen and hydrogen in the work of a variety of high-pressure pipes and fasteners, the higher the infiltration carbon components, such as gears, shafts and so on.

40CrNiMo round bar Description:

1.Hot rolled or forged condition, annealing , black or milled surface

2.Hardness: ≤220HBS

3.Hot rolled technology:EAF+LF+VD
Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface

4.40CrNiMo steel round bar Ultrasonic test standard: SPE1921-GR3, CLASS D/D or E/E

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