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South Africa SANS CU2 Wrought copper alloys Part 1: Chemical composition of copper-zinc alloys (non-leaded and leaded) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CU2 / CU2
Category Grade Standard Region/Area Standard Content
Metals CU2 SANS 1303-1 South Africa Wrought copper alloys Part 1: Chemical composition of copper-zinc alloys (non-leaded and leaded)

Chemical composition(mass fraction)(wt.%) of the CU2

Element Min Max Similar
Zn - - -
Tot. other - 0.5000 -
Pb - 0.3000 -
Fe - 0.2000 -
Cu 62.0000 65.5000 -

Mechanical Properties of steel grade CU2

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)
272 (≥) 194 (≥) 12 34 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade CU2

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
41 - -     0.33 -  
518 248 - 31.3 122   -  
626 - 44 13.2   341 222

Heat Treatment of steel grade CU2

Heat treated : 1579°C - 1574°C

Technological Curves of steel grade CU2

Cross Reference Table (Equivalent Grade) of CU2

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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