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1Cr18Mn8Ni5N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1Cr18Mn8Ni5N

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GB 1Cr18Mn8Ni5N

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This page is mainly introduced the 1Cr18Mn8Ni5N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1Cr18Mn8Ni5N,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless and heat resisting steels
Austenitic stainless steel. Grade 1Cr18Mn8Ni5N was replaced by new designation 12Cr18Mn9Ni5N according to GB/T 20878 (2007)

Steel Garde:1Cr18Mn8Ni5N
Type:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB/T 1220 (1992)	Stainless steel bars
2	GB/T 3280 (1992)	Cold rolled stainless steel sheets and plates
3	GB/T 4237 (1992)	Hot rolled stainless steel sheets and plates
4	GB/T 4239 (1991)	Cold rolled stainless steel and heat resisting steel strips
5	GB/T 4356 (2002)	Stainless steel wire rods

Metallographic Structure:Austenite
Application:Nickel steel, instead of 1cr18ni9

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		1.00
Mn	7.50	10.00
P		0.060
S		0.030
Ni	4.00	6.00
Cr	17.00	19.00
N		0.25

Mechanical Properties

Tensile strength	465～567	σb/MPa
Yield Strength	928	σ 0.2 ≥/MPa
Elongation	77	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	016～041	-
HRC	30	-

Physical Properties

Thermal expansion	08-68	e-6/K
Thermal conductivity	20-29	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2985-5877	째C
Density	0948-2112	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)
1Cr18Mn8Ni5N 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