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X20Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X20Cr13

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B.S. X20Cr13

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This page is mainly introduced the X20Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X20Cr13,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Steel Garde:X20Cr13
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 10088-4	Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
5	BS 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
6	BS EN 10151	Stainless steel strip for springs - Technical delivery conditions
7	BS EN 10250-4	Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Metallographic Structure:Martensite
Application:Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X20Cr13	AWS	Germany
1.4021	AWS	Germany
1.4021	B.S.	UK
X20Cr13	AFNOR	France
1.4021	AFNOR	France
X20Cr13	ISO	International

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.16	0.25
Si		1.00
Mn		1.50
P		0.04
S		0.015
Cr	12.00	14.00
Ni
Mo

Mechanical Properties

Tensile strength	391～236	σb/MPa
Yield Strength	820	σ 0.2 ≥/MPa
Elongation	09	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	692～263	-
HRC	30	-

Physical Properties

Thermal expansion	01-00	e-6/K
Thermal conductivity	14-47	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4103-0884	째C
Density	1054-0443	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)
X20Cr13 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