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

China YS Se999 硒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Se999 / Se999
Category Grade Standard Region/Area Standard Content
Metals Se999 YS/T 223 China

Chemical composition(mass fraction)(wt.%) of the Se999

Element Min Max Similar
Total others - 0.1000 -
Ni - 0.0020 -
Pb - 0.0020 -
Fe - 0.0050 -
Te - 0.0070 -
Sb - 0.0010 -
As - 0.0030 -
Hg - 0.0010 -
Cu - 0.0010 -
Se 99.9000 - -

Mechanical Properties of steel grade Se999

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)
496 (≥) 594 (≥) 42 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade Se999

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
23 - -     0.41 -  
355 685 - 43.3 221   -  
942 - 24 22.2   331 432

Heat Treatment of steel grade Se999

Heat treated : 1922°C - 1158°C

Technological Curves of steel grade Se999

Cross Reference Table (Equivalent Grade) of Se999

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 Se999?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top