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AISI 631

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ASTM 635 ASTM 631
#AISI # #631

Description

USA AISI AISI 631 precipitation hardening and AISI 631 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: AISI 631
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel AISI 631 AISI USA precipitation hardening
ASTM 632
ASTM 632
AISI 632
AISI 630
ASTM 630
UNS S17400
UNS S17400
UNS S17600
AISI 635
ASTM 635

Chemical composition(mass fraction)(wt.%) of the AISI 631

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Al(%)
Max 0.09 Max 1.00 Max 1.00 Max 0.04 Max 0.04 16.0-18.0 0.75-1.50

Mechanical Properties of steel grade AISI 631

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)
683 (≥) 738 (≥) 31 43 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade AISI 631

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 - -     0.43 -  
728 194 - 13.3 223   -  
654 - 31 14.2   312 243

Heat Treatment of steel grade AISI 631

Heat treated : 1133°C - 1696°C

Technological Curves of steel grade AISI 631

Cross Reference Table (Equivalent Grade) of AISI 631

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
ASTM 635 ASTM 631
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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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