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SUH37 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH37

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CNS SUH37

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This page is mainly introduced the SUH37 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH37,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:SUH37
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	0.15	0.25
Si		1.00
Mn	1.00	1.60
P		0.040
S		0.030
Cr	20.50	22.50
Ni	10.00	12.00
Mo
N	0.15	0.30

Mechanical Properties

Tensile strength	658～681	σb/MPa
Yield Strength	985	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	580～168	-
HRC	30	-

Physical Properties

Thermal expansion	62-84	e-6/K
Thermal conductivity	51-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8132-3594	째C
Density	1486-5440	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)
SUH37 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