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2024

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China GJB 2024 铝合金预拉伸板材规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 2024 / 2024
Category Grade Standard Region/Area Standard Content
Metals 2024 GJB 1741A China 铝合金预拉伸板材规范

Chemical composition(mass fraction)(wt.%) of the 2024

Element Min Max Similar
Si - 0.5000 -
Fe - 0.5000 -
Cu 3.8000 4.9000 -
Mn 0.3000 0.9000 -
Mg 1.2000 1.8000 -
Cr - 0.1000 -
Zn - 0.2500 -
Ti - 0.1500 -
Others total - 0.0500 -
Total Others - 0.1500 -
Al - - -
Si - 0.5000 -
Fe - 0.5000 -
Cu 3.8000 4.9000 -
Mn 0.3000 0.9000 -
Mg 1.2000 1.8000 -
Cr - 0.1000 -
Zn - 0.2500 -
Ti - 0.1500 -
Others total - 0.0500 -
Total Others - 0.1500 -
Al - - -

Mechanical Properties of steel grade 2024

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)
198 (≥) 461 (≥) 13 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 2024

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
43 - -     0.33 -  
311 579 - 31.3 322   -  
935 - 34 23.2   422 122

Heat Treatment of steel grade 2024

Heat treated : 1188°C - 1752°C

Technological Curves of steel grade 2024

Cross Reference Table (Equivalent Grade) of 2024

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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