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

America ASTM B280OF 空气调节及制冷设备用无缝铜管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B280OF / B280 OF
Category Grade Standard Region/Area Standard Content
Metals B280 OF ASTM B280 America 空气调节及制冷设备用无缝铜管

Chemical composition(mass fraction)(wt.%) of the B280 OF

Element Min Max Similar
O - 0.0010 -
Cu 99.9500 - -

Mechanical Properties of steel grade B280 OF

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)
282 (≥) 855 (≥) 12 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade B280 OF

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
24 - -     0.14 -  
972 671 - 43.3 222   -  
719 - 34 21.2   333 112

Heat Treatment of steel grade B280 OF

Heat treated : 1979°C - 1223°C

Technological Curves of steel grade B280 OF

Cross Reference Table (Equivalent Grade) of B280 OF

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 B280 OF?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top