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S44400 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S44400

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AISI S44400

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This page is mainly introduced the S44400 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S44400,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Ferritic Chromium Molybdenum Stainless Steel (18Cr-2Mo)

Steel Garde:S44400
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Ferrite
Application:Ferritic Chromium Molybdenum Stainless Steel (18Cr-2Mo)

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 176 S44400	SAE	USA
A 240 S44400	SAE	USA
A 268 S44400	SAE	USA
A 276 S44400	SAE	USA
A 554 S44400	SAE	USA
A 580 S44400	SAE	USA
SA-240 S44400	AMS	USA
SA-268 S44400	AMS	USA
SA-276 S44400	AMS	USA
SA-479 S44400	AMS	USA
A 479 S44401	SAE	USA
A 493 S44401	SAE	USA
A 580 S44401	SAE	USA
S44401	AISI	USA
SUS 444	JIS	Japan
SUS 444	JIS	Japan
SUS 444	JIS	Japan
SUS 444	JIS	Japan
SUS 444 TB	JIS	Japan
SUS 444 TP	JIS	Japan
STS444	KS	Korea
STS444TB	KS	Korea
STS444TP	KS	Korea
A 240 S38100	SAE	USA
A 249 S38100	SAE	USA
A 269 S38100	SAE	USA
A 813 S38100	SAE	USA
A 814 S38100	SAE	USA
A 959 S38100	SAE	USA
S38100	AISI	USA
SA-240 S38100	AMS	USA
SA-813 S38100	AMS	USA
SA-814 S38100	AMS	USA
A 581 S18200	SAE	USA
A 582 S18200	SAE	USA
S18200	AISI	USA
X2CrMoTiS18-2	B.S.	UK
1.4523	B.S.	UK
X2CrMoTi18-2	AFNOR	France
1.4521	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.025
Mn		1.00
Si		1.00
P		0.04
S		0.03
Cr	17.50	19.50
Ni		1.00
Mo	1.75	2.50
N		0.035

Mechanical Properties

Tensile strength	785～804	σb/MPa
Yield Strength	665	σ 0.2 ≥/MPa
Elongation	42	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	673～392	-
HRC	30	-

Physical Properties

Thermal expansion	10-44	e-6/K
Thermal conductivity	77-33	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8442-6519	째C
Density	8544-8539	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)
S44400 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