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17-4PH

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17-4PH S17700
#17-4PH

Description

USA 17-4PH Martensitic special steel and 17-4PH Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 17-4PH
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 17-4PH USA Martensitic special steel
S15700
PH15-7MO(Type632)
PH15-7MO(Type632)
15-5PH
15-5PH
S15500
S15500
S17400
S17400
17-4PH

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%) Nb(%)
0.07 1 1 Max 0.04 Max 0.03 15.5-17.5 3.00-5.00 3.00-5.00 0.15-0.45

Mechanical Properties of steel grade 17-4PH

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
342 (≥) 884 (≥) 34 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

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
21 - -     0.34 -  
371 359 - 24.3 213   -  
568 - 24 42.2   141 133

Heat Treatment of steel grade 17-4PH

Heat treated : 1697°C - 1542°C

Technological Curves of steel grade 17-4PH

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

Grade Standard Country Application
17-4PH USA Martensitic special steel
17-4PH USA Martensitic special steel
17-4PH S17700
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
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