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SAE 77A

Favorite Datasheet

America SAE SAE77A Wrought and cast copper alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SAE77A / SAE 77A
Category Grade Standard Region/Area Standard Content
Metals SAE 77A SAE J 461 America Wrought and cast copper alloys

Chemical composition(mass fraction)(wt.%) of the SAE 77A

Element Min Max Similar
Sn - - 5.0000
P - - 0.2000
Cu - - 95.0000

Mechanical Properties of steel grade SAE 77A

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)
735 (≥) 829 (≥) 23 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade SAE 77A

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
14 - -     0.32 -  
791 344 - 24.3 344   -  
356 - 22 24.2   323 313

Heat Treatment of steel grade SAE 77A

Heat treated : 1224°C - 1635°C

Technological Curves of steel grade SAE 77A

Cross Reference Table (Equivalent Grade) of SAE 77A

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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