JIS G4051 S20C steel Applications include levers, bolts, studs, nuts, and similar parts which are headed, upset, or extruded. Applications for wires include nails requiring high shank rigidity or strength and quench-hardened nails
JIS G4051 S20C steel 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
|
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