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S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S18200

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AISI S18200

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This page is mainly introduced the S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S18200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM)

Steel Garde:S18200
Type:Stainless Steels
Country:USA
Standard:AISI
Metallographic Structure:Ferrite
Application:Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM)

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 581 S18200	SAE	USA
A 582 S18200	SAE	USA
A 581 S18200	SAE	USA
A 582 S18200	SAE	USA
S18200	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Mn		2.50
Si		1.00
P		0.04
S	0.15
Cr	17.50	19.50
Ni
Mo	1.50	2.50

Mechanical Properties

Tensile strength	948～978	σb/MPa
Yield Strength	430	σ 0.2 ≥/MPa
Elongation	13	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	486～190	-
HRC	30	-

Physical Properties

Thermal expansion	94-78	e-6/K
Thermal conductivity	98-89	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7220-0195	째C
Density	0540-4423	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)
S18200 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