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P2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P2

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ASTM P2

Catalog

P2 Profile
P2 Chemical composition
P2 Mechanical Properties
P2 Physical Properties
P2 Heat treatment
P2 Size Availability
P2 Relevant products

Profile

This page is mainly introduced the P2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Mold Steel

Steel Garde:P2
Type:Tool Die Steels
Country:USA
Standard:ASTM
Application:Mold Steel

Relevant products:

P20 tool steel round bar

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
P20	ASTM	USA
P21	ASTM	USA
1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8	DIN	Germany

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Si	0.10	0.40
Mn	0.10	0.40
P		0.030
S		0.030
Cr	0.75	1.25
Mo	0.15	0.40
V
W
Ni＋Cu		0.75
Ni	0.10	0.50

Mechanical Properties

Tensile strength	249～025	σb/MPa
Yield Strength	021	σ 0.2 ≥/MPa
Elongation	73	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	506～295	-
HRC	30	-

Physical Properties

Thermal expansion	12-68	e-6/K
Thermal conductivity	22-93	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3508-0502	째C
Density	5491-1723	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)
P2 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