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A 387 S50200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 387 S50200

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SAE A 387 S50200

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This page is mainly introduced the A 387 S50200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 387 S50200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum

Steel Garde:A 387 S50200
Type:Stainless Steels
Country:USA
Standard:SAE
Standard Number:

ITEM Standard Number Descriptions

1 A 387/A 387M (2011) Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum
Metallographic Structure:Martensite
Application:Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum

ITEM	Standard Number	Descriptions
1	A 387/A 387M (2011)	Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 314 S50200	SAE	USA
S50200	AISI	USA
AISI502	AISI	USA
ASTM502	ASTM	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Mn		1.00
Si		1.00
P		0.04
S		0.03
Cr	4.00	6.00
Ni
Mo	0.40	0.65

Mechanical Properties

Tensile strength	192～391	σb/MPa
Yield Strength	658	σ 0.2 ≥/MPa
Elongation	20	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	020～408	-
HRC	30	-

Physical Properties

Thermal expansion	55-36	e-6/K
Thermal conductivity	15-50	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8233-1514	째C
Density	3975-1975	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)
A 387 S50200 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