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SA-193 Grade B8M2 Class 2B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-193 Grade B8M2 Class 2B

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AMS SA-193 Grade B8M2 Class 2B

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SA-193 Grade B8M2 Class 2B Profile
SA-193 Grade B8M2 Class 2B Chemical composition
SA-193 Grade B8M2 Class 2B Mechanical Properties
SA-193 Grade B8M2 Class 2B Physical Properties
SA-193 Grade B8M2 Class 2B Heat treatment
SA-193 Grade B8M2 Class 2B Size Availability
SA-193 Grade B8M2 Class 2B Relevant products

Profile

This page is mainly introduced the SA-193 Grade B8M2 Class 2B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-193 Grade B8M2 Class 2B,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service

Steel Garde:SA-193 Grade B8M2 Class 2B
Type:Stainless Steels
Country:USA
Standard:AMS
Standard Number:

ITEM Standard Number Descriptions

1 SA-193/SA-193M Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service
Metallographic Structure:Precipitation-Hardening
Application:Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service

ITEM	Standard Number	Descriptions
1	SA-193/SA-193M	Specification for Alloy Steel and Stainless Steel Bolting Materials for High-Temperature Service

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 193 B8M2 Class 2	SAE	USA
A 193 B8M2 Class 2B	SAE	USA
B 388 TM22	SAE	USA
B 883 MIM-2200	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）	Similar	Remarks
C		0.13
Si
Mn
Ni
Cr		5.70
Al		6.30
Cu
Ti
Fe
Mo		2.00
Co
Ta		3.00
Zr		0.60
W		11.00

Mechanical Properties

Tensile strength	919～434	σb/MPa
Yield Strength	028	σ 0.2 ≥/MPa
Elongation	53	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	908～709	-
HRC	30	-

Physical Properties

Thermal expansion	83-46	e-6/K
Thermal conductivity	11-71	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3402-2030	째C
Density	3336-3612	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)
SA-193 Grade B8M2 Class 2B 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