AISI/SAE P4

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Description

AISI/SAE P4 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: AISI/SAE P4

Category	Type	Steel Grade
Steel Grades	Tool Steel	AISI/SAE P4
		ASTM S5
		UNS T41905
		ASTM S6
		UNS T41906
		ASTM S7
		UNS T41907
		ASTM P2
		UNS T51602
		ASTM P3
		UNS T51603

Chemical composition(mass fraction)(wt.%) of the AISI/SAE P4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.12	0.1-0.4	0.2-0.6	0.03	0.03	4.0-5.25	≤0.35
Mo	Al	Cu	Nb	Ti	V	Ce
0.4-1.0
N	Co	Pb	B	Other

Mechanical Properties of steel grade AISI/SAE P4

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
715 (≥)	721 (≥)	11	23	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	243

Physical Properties of steel grade AISI/SAE P4

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
32	-	-			0.34	-
691	842	-	44.3	434		-
657	-	34	21.2			232	132

Heat Treatment of steel grade AISI/SAE P4

Heat treated : 1147°C - 1769°C

Technological Curves of steel grade AISI/SAE P4

No Curve

Cross Reference Table (Equivalent Grade) of AISI/SAE P4

Grade	Standard	Country	Application
AISI 431	AISI	USA	Martensitic special steel
AISI 440A	AISI	China	Martensitic special steel
AISI 440B	AISI	USA	Martensitic special steel
AISI 440F	AISI	USA	Martensitic special steel
AISI 440F Se	AISI	USA	Martensitic special steel
AISI 501	AISI	USA	Martensitic special steel
AISI 501A	AISI	USA	Martensitic special steel
AISI 501B	AISI	USA	Martensitic special steel
AISI 502	AISI	USA	Martensitic special steel
AISI 503	AISI	USA	Martensitic special steel
AISI 504	AISI	USA	Martensitic special steel
AISI S13800		USA	precipitation hardening
AISI S15500	AISI	USA	precipitation hardening
AISI 632	AISI	USA	precipitation hardening
AISI 630	AISI	USA	precipitation hardening
AISI 635	AISI	USA	precipitation hardening
AISI 631	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 634	AISI	USA	precipitation hardening

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