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X8CrNiS18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8CrNiS18

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AWS X8CrNiS18

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This page is mainly introduced the X8CrNiS18 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X8CrNiS18,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes

Steel Garde:X8CrNiS18
Type:Stainless Steels
Country:Germany
Standard:AWS

Standard Number:

ITEM	Standard Number	Descriptions
1	DIN 17440 (2001)	Stainless steels - Technical delivery conditions for drawn wire
2	DIN 17440 (1972)	Stainless steels - Technical delivery conditions for drawn wire
3	DIN 17440 (1985)	Stainless steels - Technical delivery conditions for drawn wire
4	DIN EN 10088-1	Stainless steels - Part 1: List of stainless steels
5	DIN EN 10088-2	Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
6	DIN EN 10088-3	Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
7	DIN EN 10088-5	Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
8	DIN EN 10297-2 (2005)	Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Application:Stainless steels - Technical delivery conditions for drawn wire

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
1.4305	AWS	Germany
X8CrNiS18-9	B.S.	UK
1.4305	B.S.	UK
X8CrNiS18-9	AFNOR	France
1.4305	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Si		1.00
Mn		2.00
P		0.045
S	0.15	0.35
Cr	17.0	19.0
Ni	8.00	10.0
N		0.11
Cu		0.11

Mechanical Properties

Tensile strength	695～203	σb/MPa
Yield Strength	451	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	287～971	-
HRC	30	-

Physical Properties

Thermal expansion	58-31	e-6/K
Thermal conductivity	68-58	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8797-6251	째C
Density	2481-4714	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)
X8CrNiS18 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