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C38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of C38

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CSN C38

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This page is mainly introduced the C38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of C38,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
C38

Steel Garde:C38
Type:Special Alloy
Country:Czech Republic
Standard:CSN
Application:The Czech republic Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OLC38	STAS/SR	Romania
OLC38B	STAS/SR	Romania
OLC38Pb	STAS/SR	Romania
EN C38D	EN	Euronorm
EN C38D2	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	268～241	σb/MPa
Yield Strength	887	σ 0.2 ≥/MPa
Elongation	49	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	832～303	-
HRC	30	-

Physical Properties

Thermal expansion	08-30	e-6/K
Thermal conductivity	71-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1078-7735	째C
Density	6197-7575	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)
C38 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