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1.4821 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4821

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B.S. 1.4821

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This page is mainly introduced the 1.4821 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4821,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Heat resisting steels and nickel alloys

Steel Garde:1.4821
Type:Stainless Steels
Country:UK
Standard:B.S.

Standard Number:

ITEM	Standard Number	Descriptions
1	BS EN 10088-1	Stainless steels - Part 1: List of stainless steels
2	BS EN 10095	Heat resisting steels and nickel alloys

Application:Heat resisting steels and nickel alloys

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X15CrNiSi25-4	B.S.	UK

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.10	0.20
Si	0.80	1.50
Mn		2.00
P		0.040
S		0.015
Cr	24.50	26.50
Ni	3.50	5.50
Al
N		0.11

Mechanical Properties

Tensile strength	972～447	σb/MPa
Yield Strength	367	σ 0.2 ≥/MPa
Elongation	07	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	762～804	-
HRC	30	-

Physical Properties

Thermal expansion	14-13	e-6/K
Thermal conductivity	62-52	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8638-7348	째C
Density	5084-3320	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)
1.4821 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