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

China YS HAl77-2 铜及铜合金U型管(U-Bend seamless copper and copper alloys tubes) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HAl77-2 / HAl77-2
Category Grade Standard Region/Area Standard Content
Metals HAl77-2 YS/T 911 China 铜及铜合金U型管(U-Bend seamless copper and copper alloys tubes)

Chemical composition(mass fraction)(wt.%) of the HAl77-2

Element Min Max Similar
Zn - - -
Pb - 0.0700 -
Others total - 0.6000 -
Fe - 0.0600 -
Cu 76.0000 79.0000 -
As 0.0200 0.0600 -
Al 1.8000 2.5000 -
Total Others - 0.6000 -
Zn - - -
As 0.0200 0.0600 -
Al 1.8000 2.5000 -
Pb - 0.0700 -
Fe - 0.0600 -
Cu 76.0000 79.0000 -

Mechanical Properties of steel grade HAl77-2

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)
437 (≥) 122 (≥) 13 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade HAl77-2

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 - -     0.13 -  
281 418 - 22.3 424   -  
295 - 14 22.2   114 222

Heat Treatment of steel grade HAl77-2

Heat treated : 1239°C - 1444°C

Technological Curves of steel grade HAl77-2

Cross Reference Table (Equivalent Grade) of HAl77-2

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 HAl77-2?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top