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S17400

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S17400 17-4PH
#S17400

Description

USA UNS S17400 Martensitic special steel and S17400 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: S17400
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel S17400 UNS USA Martensitic special steel
S14800
S15700
S15700
PH15-7MO(Type632)
PH15-7MO(Type632)
15-5PH
15-5PH
S15500
S15500
S17400

Chemical composition(mass fraction)(wt.%) of the S17400

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 S17400

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)
414 (≥) 253 (≥) 32 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade S17400

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
34 - -     0.33 -  
424 566 - 43.3 213   -  
755 - 13 41.2   221 222

Heat Treatment of steel grade S17400

Heat treated : 1968°C - 1534°C

Technological Curves of steel grade S17400

Cross Reference Table (Equivalent Grade) of S17400

Grade Standard Country Application
UNS S17400 UNS USA precipitation hardening
UNS S17400 UNS USA precipitation hardening
S17400 UNS USA Martensitic special steel
S17400 UNS USA Martensitic special steel
S17400 17-4PH
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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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