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1Cr25Ni20Si2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1Cr25Ni20Si2

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GB 1Cr25Ni20Si2

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This page is mainly introduced the 1Cr25Ni20Si2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1Cr25Ni20Si2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1Cr25Ni20Si2

Steel Garde:1Cr25Ni20Si2
Type:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB 4238 (1992)	Heat-resisting steel sheets and plates
2	GB/T 1221 (1992)	Heat-resisting steel bars

Metallographic Structure:Austenite
Application:Heat-resisting steel sheets and plates

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.20
S	1.50	2.50
Mn		1.50
P		0.035
S		0.030
Ni	18.00	21.00
Cr	24.00	27.00

Mechanical Properties

Tensile strength	546～146	σb/MPa
Yield Strength	123	σ 0.2 ≥/MPa
Elongation	32	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	910～818	-
HRC	30	-

Physical Properties

Thermal expansion	25-67	e-6/K
Thermal conductivity	41-62	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0049-1372	째C
Density	8479-9185	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)
1Cr25Ni20Si2 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