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A11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A11

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SAE A11

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This page is mainly introduced the A11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A11,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-Work Tool Steel (A-11)

Steel Garde:A11
Type:Tool Die Steels
Country:USA
Standard:SAE
Application:Cold-Work Tool Steel (A-11)

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	2.40	2.50
Si	0.75	1.10
Mn	0.35	0.60
Cr	4.75	5.50
Mo	1.10	1.50
V	9.25	10.25
W	0.50
S	0.05	0.09

Mechanical Properties

Tensile strength	984～857	σb/MPa
Yield Strength	983	σ 0.2 ≥/MPa
Elongation	09	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	905～675	-
HRC	30	-

Physical Properties

Thermal expansion	74-93	e-6/K
Thermal conductivity	15-45	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5784-6023	째C
Density	4813-4835	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)
A11 Tool Die 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