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SKS51M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS51M

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JIS SKS51M

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This page is mainly introduced the SKS51M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS51M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKS51M

Steel Garde:SKS51M
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Cold rolled special steel strip

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	368～574	σb/MPa
Yield Strength	818	σ 0.2 ≥/MPa
Elongation	80	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	284～186	-
HRC	30	-

Physical Properties

Thermal expansion	28-26	e-6/K
Thermal conductivity	55-91	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7948-2455	째C
Density	3121-4124	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)
SKS51M 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