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AISI 687

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AISI 686 AISI 688
#AISI # #687

Description

USA AISI AISI 687 precipitation hardening and AISI 687 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: AISI 687
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel AISI 687 AISI USA precipitation hardening
UNS N06002
AISI 681
AISI 682
AISI 683
UNS N07041
AISI 684
UNS N07500
AISI 685
UNS N07001
AISI 686

Chemical composition(mass fraction)(wt.%) of the AISI 687

C(％) Cr(％) Mo(％) Co(%) B(%) Al(%) Ti(%) Other(%)
0.07 15 5.25 18.5 0.03 4.25 3.50 Fe(％) 0.5

Mechanical Properties of steel grade AISI 687

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)
167 (≥) 246 (≥) 23 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade AISI 687

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
22 - -     0.41 -  
374 567 - 23.3 431   -  
934 - 22 14.2   424 144

Heat Treatment of steel grade AISI 687

Heat treated : 1439°C - 1419°C

Technological Curves of steel grade AISI 687

Cross Reference Table (Equivalent Grade) of AISI 687

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
AISI 686 AISI 688
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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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