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Y1Cr18Ni9Se chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y1Cr18Ni9Se

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GB Y1Cr18Ni9Se

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This page is mainly introduced the Y1Cr18Ni9Se chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y1Cr18Ni9Se,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Y1Cr18Ni9Se Stainless and heat resisting steels

Austenitic stainless steel. Grade Y1Cr18Ni9Se was replaced by new designation Y12Cr18Ni9Se according to GB/T 20878 (2007)

Steel Garde:Y1Cr18Ni9Se
Type:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB/T 1220 (1992)	Stainless steel bars
2	GB/T 4226 (2004)	Cold finished stainless steel bars
3	GB/T 4240 (1993)	Stainless steel wires
4	GB/T 4356 (1984)	Stainless steel wire rods

Metallographic Structure:Austenite
Application:Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		1.00
Mn		2.00
P		0.200
S		0.060
Ni	8.00	10.00
Cr	17.00	19.00
Se		0.15

Mechanical Properties

Tensile strength	794～515	σb/MPa
Yield Strength	393	σ 0.2 ≥/MPa
Elongation	54	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	124～561	-
HRC	30	-

Physical Properties

Thermal expansion	74-62	e-6/K
Thermal conductivity	29-70	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7777-9788	째C
Density	8767-5821	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)
Y1Cr18Ni9Se 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