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AISI 81B40

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AISI TS8140 AISI TS81B40
#AISI # #81B40

Description

AISI 81B40 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AISI 81B40
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel AISI 81B40
AISI 81B35
AISI 8135
SAE 8135
AISI TS8135
AISI 8137
SAE 8137
AISI TS8137
AISI 8140
SAE 8140
AISI TS8140

Chemical composition(mass fraction)(wt.%) of the AISI 81B40

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.37-0.45  0.2-0.35  0.7-1  0.04 0.04   0.3-0.55 0.2-0.4 
Mo Al Cu Nb Ti V Ce
 0.08-0.15            
N Co Pb B Other    
       ≥0.0005      
             

Mechanical Properties of steel grade AISI 81B40

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)
815 (≥) 291 (≥) 24 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade AISI 81B40

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
23 - -     0.24 -  
962 851 - 34.3 132   -  
132 - 31 21.2   123 212

Heat Treatment of steel grade AISI 81B40

Heat treated : 1948°C - 1433°C

Technological Curves of steel grade AISI 81B40

Cross Reference Table (Equivalent Grade) of AISI 81B40

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 TS8140 AISI TS81B40
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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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