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203Z chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 203Z

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YB 203Z

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This page is mainly introduced the 203Z chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 203Z,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
203Z

Steel Garde:203Z
Type:Stainless Steels
Country:USA
Standard:YB
Metallographic Structure:Austenite
Application:Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.00
Mn	5.00	6.50
P		0.04
S	0.18	0.35
Cr	16.0	18.0
Ni	5.00	6.50
Mo		0.500
Cu	1.75	2.25

Mechanical Properties

Tensile strength	385～388	σb/MPa
Yield Strength	040	σ 0.2 ≥/MPa
Elongation	75	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	826～566	-
HRC	30	-

Physical Properties

Thermal expansion	91-08	e-6/K
Thermal conductivity	64-77	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7407-2679	째C
Density	0351-6635	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)
203Z 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