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AISI 681

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UNS N06002 AISI 682
#AISI # #681

Description

USA AISI AISI 681 precipitation hardening and AISI 681 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: AISI 681
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel AISI 681 AISI USA precipitation hardening
AISI 664
UNS N09979
AISI 665
UNS S66545
UNS R30605
AISI 670
UNS R30816
AISI 671
AISI 680
UNS N06002

Chemical composition(mass fraction)(wt.%) of the AISI 681

C(％) Si(％) Mn(％) Cr(％) Ni(％) Mo(％) W(%) B(%) Al(%) Ti(%)
AISI 681 0.12 0.24 12.5 42.5 6 0.6 0.015 0.20 2.50

Mechanical Properties of steel grade AISI 681

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)
793 (≥) 993 (≥) 43 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade AISI 681

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
42 - -     0.31 -  
586 696 - 14.3 214   -  
188 - 24 31.2   223 113

Heat Treatment of steel grade AISI 681

Heat treated : 1749°C - 1483°C

Technological Curves of steel grade AISI 681

Cross Reference Table (Equivalent Grade) of AISI 681

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
UNS N06002 AISI 682
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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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