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X4CrNi18-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X4CrNi18-12

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B.S. X4CrNi18-12

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This page is mainly introduced the X4CrNi18-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X4CrNi18-12,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Steel Garde:X4CrNi18-12
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 10088-2	Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
3	BS 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
4	BS EN 10263-5	Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels
5	BS EN 10264-4 (2002)	Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
6	BS EN 10269	Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Metallographic Structure:Austenite
Application:Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X4CrNi18-12	AWS	Germany
1.4303	AWS	Germany
1.4303	B.S.	UK
X4CrNi18-12	AFNOR	France
1.4303	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.06
Si		1.00
Mn		2.00
P		0.045
S		0.015
Cr	17.00	19.00
Ni	11.00	13.00
Mo
N		0.11

Mechanical Properties

Tensile strength	783～364	σb/MPa
Yield Strength	204	σ 0.2 ≥/MPa
Elongation	66	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	058～442	-
HRC	30	-

Physical Properties

Thermal expansion	46-04	e-6/K
Thermal conductivity	86-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8024-3957	째C
Density	8563-3827	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)
X4CrNi18-12 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