Carbon Steel (Grade EN9)

Grade Introduction:

En9 round bar is also known by its trade name 070M55. The carbon content in the alloy of an en9 bright bar ranges between 0.5 – 0.6%, thus making this grade a medium carbon steel alloy. The tensile strength of the en9 steel rod could be developed between 500 Mpa – 800 Mpa.

Supplied Condition:

Hot Rolled

Grade Applications:

Typical applications for the en9 include its use in the production of shafts, woodworking, axes, knives, crankshafts, screws, bushes, sprockets, springs, cams, cylinders, sickles, drills as well as small gears, machine tools, keys and hammers.

Equivalent Grades:

Chemical Composition:

Hardness:

180-230 BHN