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

SB-221 7072

America ASME SB-2217072 铝及铝合金挤压制条、棒、线、管和型材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SB-2217072 / SB-221 7072
Category Grade Standard Region/Area Standard Content
Metals SB-221 7072 ASME SB-221 America 铝及铝合金挤压制条、棒、线、管和型材

Chemical composition(mass fraction)(wt.%) of the SB-221 7072

Element Min Max Similar
Zn 0.8000 1.3000 -
Si + Fe - 0.7000 -
Mn - 0.1000 -
Mg - 0.1000 -
Cu - 0.1000 -
Al - - -

Mechanical Properties of steel grade SB-221 7072

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)
244 (≥) 844 (≥) 21 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SB-221 7072

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
13 - -     0.21 -  
289 777 - 23.3 432   -  
311 - 14 13.2   422 431

Heat Treatment of steel grade SB-221 7072

Heat treated : 1953°C - 1468°C

Technological Curves of steel grade SB-221 7072

Cross Reference Table (Equivalent Grade) of SB-221 7072

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 SB-221 7072?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top