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17-7PH

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17-7PH AM-350(Type633)
#17-7PH

Description

USA UNS 17-7PH precipitation hardening and 17-7PH Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 17-7PH
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 17-7PH UNS USA precipitation hardening
15-5PH
S15500
S15500
S17400
S17400
17-4PH
17-4PH
S17700
S17700
17-7PH

Chemical composition(mass fraction)(wt.%) of the 17-7PH

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
0.09 1 1 Max 0.04 Max 0.04 16.0-18.0 6.50-7.75 6.50-7.75

Mechanical Properties of steel grade 17-7PH

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)
345 (≥) 637 (≥) 13 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade 17-7PH

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
14 - -     0.31 -  
328 159 - 21.3 211   -  
132 - 22 24.2   214 332

Heat Treatment of steel grade 17-7PH

Heat treated : 1557°C - 1382°C

Technological Curves of steel grade 17-7PH

Cross Reference Table (Equivalent Grade) of 17-7PH

Grade Standard Country Application
17-7PH UNS USA precipitation hardening
17-7PH UNS USA precipitation hardening
17-7PH AM-350(Type633)
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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...

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