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15421 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15421

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CSN 15421

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This page is mainly introduced the 15421 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15421,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
15421

Steel Garde:15421
Type:Special Alloy
Country:Czech Republic
Standard:CSN
Application:The Czech republic Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
415421	CSN	Czech Republic

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	217～231	σb/MPa
Yield Strength	811	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	475～344	-
HRC	30	-

Physical Properties

Thermal expansion	15-70	e-6/K
Thermal conductivity	05-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3771-9349	째C
Density	0707-8216	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)
15421 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