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JIS G4051 S20C round bar

  • 109 Views
  • 11-May-2024

S20C low carbon steel is a very popular steel at JIS G4051 standard. We henan KUNFENG can offer forged round bars OD 80 mm - 1200 mm. is in a large need,so we henan KUNFENG stock large quantity of forged bars in the warehouse, and various size round bars included.

S20C round bar is in a very low price,because it is very common in the market need. Every month, we stock about 860 tons for kinds of specification. So if you have any request,just do not hesitate to contact us. We will give you the fastest delivery at costive price.

is widely used in the various fields. is mainly applied to machinery parts which requires high toughness and bears small stress,such as lever,axle sleeve,straining beam. can also be used in the line of agricultural machinery or cars, to produce carburization or carbonitriding parts,such as lever shaft,plunger.

JIS G4051 S20C round bars are usually produced under the followed procedures: EAF arc furnace + LF purify affinage + VDF + ingot steel(bottom gating /argon) + forged + annealing + black polishing (turnery) + Sep 1921-C/c,D/d,E/e UT test + smooth edges with sawing .

s chemical composition by %,maximum

Grade

C

Si

Mn

P

S

JIS G4051 S20C

0.18-0.23

0.15-0.35

0.3-0.6

≤0.035

≤0.035

s mechanical properties


Grade

Delivery State

T.S.
N/mm2
Min

Y.S.
N/mm2
Min

A,%
Min

Z,%
Min

Hardness,
(annealing or tempering) HB,max

Forging ratio

Grain Size
(level)

Nonmetal ratio

JIS G4051 S20C

Hot rolled, forged, or heat treatment

410

245

25

55

156

≥ 4:1

≥ 6

≤ 2.0

If you need s, or other low carbon steel round bars,pls be free to contact us.

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