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SUH38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH38

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CNS SUH38

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This page is mainly introduced the SUH38 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH38,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS standard heat resistant steel bar steel grade and chemical composition

Steel Garde:SUH38
Type:Stainless Steels
Country:China
Standard:CNS
Metallographic Structure:Austenite
Application:CNS standard heat resistant steel bar steel grade and chemical composition

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.25	0.35
Si		1.00
Mn		1.20
P	0.18	0.25
S		0.030
Cr	19.00	21.00
Ni	10.00	12.00
Mo	1.80	2.50
N
B	0.001	0.010

Mechanical Properties

Tensile strength	076～504	σb/MPa
Yield Strength	454	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	351～856	-
HRC	30	-

Physical Properties

Thermal expansion	56-21	e-6/K
Thermal conductivity	62-49	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5702-6686	째C
Density	5261-4557	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)
SUH38 Stainless Steels	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