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A 529 Grade 42

Favorite Datasheet
A 511 29-4-2 A 731 Grade 29-4
#29-4

Description

USA SAE A 529/A 529M, A 529 Grade 42 Specialsteel High-Strength Carbon-Manganese Steel of Structural Quality and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 529 Grade 42
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 529 Grade 42 Precipitation-Hardening SAE USA High-Strength Carbon-Manganese Steel of Structural Quality

Chemical composition(mass fraction)(wt.%) of the A 529 Grade 42

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 A 529 Grade 42

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)
128 (≥) 222 (≥) 13 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade A 529 Grade 42

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
11 - -     0.34 -  
657 144 - 32.3 242   -  
863 - 44 41.2   214 324

Heat Treatment of steel grade A 529 Grade 42

Heat treated : 1271°C - 1492°C

Technological Curves of steel grade A 529 Grade 42

Cross Reference Table (Equivalent Grade) of A 529 Grade 42

Grade Standard Country Application
29-4
29-4C
29-4-2
29-4
29-4-2
29-4C
29-4
29-4-2
29-4
29-4-2
29-4C(S44735)
29-4-2(S44800)
X2CrMoTi29-4
X2CrMoTi29-4

Relevant standard of A 529 Grade 42

A 529/A 529M High-Strength Carbon-Manganese Steel of Structural Quality A-529-A-529M.pdf
A 511 29-4-2 A 731 Grade 29-4
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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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