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SA-29 Grade 41L61

Description

USA AMS SA-29/SA-29M, SA-29 Grade 41L61 Specialsteel Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-29 Grade 41L61
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-29 Grade 41L61 Precipitation-Hardening AMS USA Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for

Chemical composition(mass fraction)(wt.%) of the SA-29 Grade 41L61

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
≤0.01 ≤0.20 ≤0.30 ≤ ≥ ≤ ≥ ≤0.15 28.00 -30.00 ≤ ≥ ≤0.15 ≤ ≥ ≤ ≥ ≤0.02 3.50 -4.20

Mechanical Properties of steel grade SA-29 Grade 41L61

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)
468 (≥) 176 (≥) 23 42 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade SA-29 Grade 41L61

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 - -     0.22 -  
677 129 - 14.3 122   -  
982 - 34 12.2   214 422

Heat Treatment of steel grade SA-29 Grade 41L61

Heat treated : 1525°C - 1436°C

Technological Curves of steel grade SA-29 Grade 41L61

Cross Reference Table (Equivalent Grade) of SA-29 Grade 41L61

Relevant standard of SA-29 Grade 41L61

SA-29/SA-29M Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for SA-29-SA-29M.pdf

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