17-4PH

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#17-4PH

Description

USA ASTM SAE AMS 5342E (2006) , SAE AMS 5343E (2006) , SAE AMS 5344F (2007) , SAE AMS 5604G (2013) , SAE AMS 5622F (2013) , SAE AMS 5643/H1150 (2013) , SAE AMS 5643S (2013) , 17-4PH Specialsteel Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb (Nb) - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H1100) 130 ksi (896 MPa) Tensile Strength (17-4) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 17-4PH

Category	Class	Grade	Type	Standard	Country	Application
Steel Grades	Specialsteel	17-4PH	Precipitation-Hardening	ASTM	USA	Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb (Nb) - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H1100) 130 ksi (896 MPa) Tensile Strength (17-4)

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

C	Si	Mn	Cr	Ni	Cu	Nb
≤0.07	≤1.00	≤1.00	15.00 -17.50	3.00 -5.00	3.00 -5.00	0.15 -1.45

Mechanical Properties of steel grade 17-4PH

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)
823 (≥)	813 (≥)	21	21	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	422

Physical Properties of steel grade 17-4PH

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
41	-	-			0.14	-
386	411	-	22.3	221		-
258	-	11	21.2			323	341

Heat Treatment of steel grade 17-4PH

Heat treated : 1128°C - 1278°C

Technological Curves of steel grade 17-4PH

No Curve

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

Grade	Standard	Country	Application
17-4PH
17-4PH
17-4PH(630) Steel for Turbine Blades

Relevant standard of 17-4PH

SAE AMS 5342E (2006)	Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb (Nb) - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H1100) 130 ksi (896 MPa) Tensile Strength (17-4)	SAE-AMS-5342E-(2006)-.pdf
SAE AMS 5343E (2006)	Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb (Nb) - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H1000) 150 ksi (1034 MPa) Tensile Strength (17-4)	SAE-AMS-5343E-(2006)-.pdf
SAE AMS 5344F (2007)	Steel, Corrosion-Resistant, Investment Castings 16Cr - 4.1Ni - 0.28Cb - 3.2Cu Homogenization, Solution, and Precipitation Heat Treated (H900) 180 ksi (1241 MPa) Tensile Strength (17-4)	SAE-AMS-5344F-(2007)-.pdf
SAE AMS 5604G (2013)	Steel, Corrosion Resistant, Sheet, Strip, and Plate 16.5Cr - 4.0Ni - 4.0Cu - 0.30Cb Solution Heat Treated, Precipitation Hardenable	SAE-AMS-5604G-(2013)-.pdf
SAE AMS 5622F (2013)	Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing, and Rings 16Cr - 4.0Ni - 0.30Cb - 4.0Cu Solution Heat Treated, Precipitation Hardenable Consumable Electrode Remelted	SAE-AMS-5622F-(2013)-.pdf
SAE AMS 5643/H1150 (2013)	Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing and Rings 16Cr – 4.0Ni – 0.30Cb (Nb) – 4.0Cu Solution and Precipitation Heat Treated (H1150)	SAE-AMS-5643-H1150-(2013)-.pdf
SAE AMS 5643S (2013)	Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing, and Rings 16Cr - 4.0Ni - 0.30Cb - 4.0Cu Solution Heat Treated, Precipitation Hardenable	SAE-AMS-5643S-(2013)-.pdf

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