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15121 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15121

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CSN 15121

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This page is mainly introduced the 15121 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15121,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
15121

Steel Garde:15121
Type:Special Alloy
Country:Czech Republic
Standard:CSN
Application:The Czech republic Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
415121	CSN	Czech Republic

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	982～342	σb/MPa
Yield Strength	820	σ 0.2 ≥/MPa
Elongation	63	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	547～137	-
HRC	30	-

Physical Properties

Thermal expansion	00-74	e-6/K
Thermal conductivity	34-39	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1412-7966	째C
Density	7608-2013	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)
15121 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