Available 24/7 at contact@steel-grades.com

EU EN CU304 Copper and copper alloys - Compendium of compositions and products and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CU304 / CU 304
Category Grade Standard Region/Area Standard Content
Metals CU 304 CEN/TS 13388 EU Copper and copper alloys - Compendium of compositions and products

Chemical composition(mass fraction)(wt.%) of the CU 304

Element Min Max Similar
Mn 0.0500 0.2500 -
Si 0.1500 0.4000 -
Cu 58.5000 61.5000 -
Al - 0.0100 -
Zn - - -
Sn 0.2000 0.5000 -
Fe - 0.2500 -
Pb - 0.0200 -
Others total - 0.2000 -

Mechanical Properties of steel grade CU 304

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)
391 (≥) 358 (≥) 42 41 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade CU 304

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
21 - -     0.13 -  
265 763 - 13.3 144   -  
165 - 24 44.2   244 344

Heat Treatment of steel grade CU 304

Heat treated : 1266°C - 1525°C

Technological Curves of steel grade CU 304

Cross Reference Table (Equivalent Grade) of CU 304

Available Suppliers

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...

Rfq.: sales@longhaisteel.com
  • Do you supply this CU 304?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top