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

Australia AS 643 Copper and copper alloys - Forging stock and forgings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 643 / 643
Category Grade Standard Region/Area Standard Content
Metals 643 AS/NZS 1568 Australia Copper and copper alloys - Forging stock and forgings

Chemical composition(mass fraction)(wt.%) of the 643

Element Min Max Similar
Si 1.5000 3.0000 -
Mn - 0.5000 -
Fe - 1.0000 -
Cu - - -
Al 5.5000 7.5000 -

Mechanical Properties of steel grade 643

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)
566 (≥) 647 (≥) 41 13 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade 643

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
31 - -     0.14 -  
644 188 - 33.3 243   -  
848 - 33 13.2   311 232

Heat Treatment of steel grade 643

Heat treated : 1226°C - 1963°C

Technological Curves of steel grade 643

Cross Reference Table (Equivalent Grade) of 643

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 643?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top