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Description

USA AISI AISI 635 precipitation hardening and AISI 635 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: AISI 635
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel AISI 635 AISI USA precipitation hardening
UNS S15700
UNS S15700
ASTM 632
ASTM 632
AISI 632
AISI 630
ASTM 630
UNS S17400
UNS S17400
UNS S17600

Chemical composition(mass fraction)(wt.%) of the AISI 635

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Al(%)
Max 0.08 Max 1.00 Max 1.00 Max 0.04 Max 0.03 16.0-17.5 6.00-7.50 Max 0.40

Mechanical Properties of steel grade AISI 635

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)
437 (≥) 193 (≥) 42 43 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade AISI 635

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
31 - -     0.23 -  
714 842 - 22.3 234   -  
754 - 23 34.2   424 131

Heat Treatment of steel grade AISI 635

Heat treated : 1138°C - 1362°C

Technological Curves of steel grade AISI 635

Cross Reference Table (Equivalent Grade) of AISI 635

Grade Standard Country Application
AISI 431 AISI USA Martensitic special steel
AISI 440A AISI China Martensitic special steel
AISI 440B AISI USA Martensitic special steel
AISI 440F AISI USA Martensitic special steel
AISI 440F Se AISI USA Martensitic special steel
AISI 501 AISI USA Martensitic special steel
AISI 501A AISI USA Martensitic special steel
AISI 501B AISI USA Martensitic special steel
AISI 502 AISI USA Martensitic special steel
AISI 503 AISI USA Martensitic special steel
AISI 504 AISI USA Martensitic special steel
AISI S13800 USA precipitation hardening
AISI S15500 AISI USA precipitation hardening
AISI 632 AISI USA precipitation hardening
AISI 630 AISI USA precipitation hardening
AISI 635 AISI USA precipitation hardening
AISI 631 AISI USA precipitation hardening
AISI 633 AISI USA precipitation hardening
AISI 633 AISI USA precipitation hardening
AISI 634 AISI USA precipitation hardening

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