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SKC31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKC31

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JIS SKC31

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This page is mainly introduced the SKC31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKC31,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKC31

Steel Garde:SKC31
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Hollow Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SKC31①	CNS	China
SKC31①	CNS	China
SKC31①	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	708～178	σb/MPa
Yield Strength	709	σ 0.2 ≥/MPa
Elongation	63	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	533～569	-
HRC	30	-

Physical Properties

Thermal expansion	65-20	e-6/K
Thermal conductivity	70-23	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2155-9509	째C
Density	8979-5019	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
SKC31 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk