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SAE 6140

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SAE 6135 SAE 6145
#SAE # #6140

Description

SAE 6140 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SAE 6140
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SAE 6140
SAE 5195
SAE 6115
SAE 6117
SAE 6118
UNS G61180
SAE 6120
UNS G61200
SAE 6125
SAE 6130
SAE 6135

Chemical composition(mass fraction)(wt.%) of the SAE 6140

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
 0.35-0.45 0.15-0.3  0.6-0.9  0.04  0.05   0.8-1.1  
Mo Al Cu Nb Ti V Ce
          ≥0.15   
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SAE 6140

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)
798 (≥) 168 (≥) 41 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade SAE 6140

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
13 - -     0.42 -  
253 331 - 12.3 124   -  
836 - 33 14.2   434 421

Heat Treatment of steel grade SAE 6140

Heat treated : 1116°C - 1139°C

Technological Curves of steel grade SAE 6140

Cross Reference Table (Equivalent Grade) of SAE 6140

Grade Standard Country Application
SAE NVl(1541) SAE USA precipitation hardening
SAE NV2(1547) SAE USA precipitation hardening
SAE NV3 SAE USA precipitation hardening
SAE NV4(3140) SAE USA precipitation hardening
SAE NV5(8645) SAE USA precipitation hardening
SAE NV6(5150) SAE USA precipitation hardening
SAE NV7(4140) SAE USA precipitation hardening
SAE NV8 USA precipitation hardening
SAE NV9 SAE USA precipitation hardening
SAE HNVl SAE USA precipitation hardening
SAE HNV2 SAE USA precipitation hardening
SAE HNV3 SAE USA precipitation hardening
SAE HNV4 SAE USA precipitation hardening
SAE HNV5 SAE USA precipitation hardening
SAE HNV6 SAE USA precipitation hardening
SAE HNV7(71360) SAE USA precipitation hardening
SAE HNV8 SAE USA precipitation hardening
SAE EVl SAE USA precipitation hardening
SAE EV2 SAE USA precipitation hardening
SAE EV3 SAE USA precipitation hardening
SAE 6135 SAE 6145
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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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