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Austenitic 38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Austenitic 38

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CNS Austenitic 38

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This page is mainly introduced the Austenitic 38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Austenitic 38,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS standard heat resistant steel bars(CNS 9608-1998)

Steel Garde:Austenitic 38
Type:Special Alloy
Country:China
Standard:CNS
Application:CNS standard heat resistant steel bars(CNS 9608-1998)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	676～930	σb/MPa
Yield Strength	302	σ 0.2 ≥/MPa
Elongation	95	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	561～090	-
HRC	30	-

Physical Properties

Thermal expansion	56-18	e-6/K
Thermal conductivity	43-32	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2907-1261	째C
Density	7427-6674	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)
Austenitic 38 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