17-4 PH

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#17-4 #PH

Description

17-4 PH High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 17-4 PH

Category	Type	Steel Grade
Steel Grades	High Alloy	17-4 PH
		7Mo Plus
		9Cr-1Mo-V-Cb-N
		12-2W
		13Cr-4Ni
		14-4PH
		14Cr-4Mo
		15-5PH
		15-15 LC
		16-8-2H
		16-25-6

Chemical composition(mass fraction)(wt.%) of the 17-4 PH

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.04	0.60	0.28			16.0	4.25
Mo	Al	Cu	Nb	Ti	V	Ce
		3.30	0.27
N	Co	Pb	B	Other
				Fe...

Mechanical Properties of steel grade 17-4 PH

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)
735 (≥)	341 (≥)	43	22	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	241

Physical Properties of steel grade 17-4 PH

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
11	-	-			0.42	-
932	317	-	12.3	312		-
796	-	21	13.2			124	321

Heat Treatment of steel grade 17-4 PH

Heat treated : 1932°C - 1655°C

Technological Curves of steel grade 17-4 PH

No Curve

Cross Reference Table (Equivalent Grade) of 17-4 PH

Grade	Standard	Country	Application
17-4PH		USA	Martensitic special steel
17-4PH		USA	Martensitic special steel
PH13-8Mo	UNS	USA	Martensitic special steel
PH13-8Mo	UNS	USA	Martensitic special steel
PH14-8Mo	UNS	USA	Martensitic special steel
PH14-8Mo	UNS	USA	Martensitic special steel
PH15-7MO(Type632)	UNS	USA	Martensitic special steel
PH15-7MO(Type632)	UNS	USA	Martensitic special steel
15-5PH	UNS	USA	Martensitic special steel
15-5PH	UNS	USA	Martensitic special steel
17-7PH	UNS	USA	precipitation hardening
17-7PH	UNS	USA	precipitation hardening
UnitempHS	AISI	USA	Martensitic special steel
V-GRAPH			Brazil Stainless steel
SPHT1		China	China Taiwan Structural steel
SPHT2		China	China Taiwan Structural steel
SPHT3		China	China Taiwan Structural steel
SPHT4		China	China Taiwan Structural steel

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