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

America UNS T74000 高速削切表面用铬钢固体焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T74000 / T74000
Category Grade Standard Region/Area Standard Content
Metals T74000 -- America 高速削切表面用铬钢固体焊条

Chemical composition(mass fraction)(wt.%) of the T74000

Element Min Max Similar
Si - 1.0000 -
Mo - 1.5000 -
Mn 0.5000 2.0000 -
Fe - - -
Cr 0.5000 3.5000 -
C 0.2500 0.5000 -

Mechanical Properties of steel grade T74000

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)
792 (≥) 171 (≥) 14 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade T74000

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
12 - -     0.13 -  
683 237 - 34.3 424   -  
883 - 42 33.2   142 342

Heat Treatment of steel grade T74000

Heat treated : 1261°C - 1837°C

Technological Curves of steel grade T74000

Cross Reference Table (Equivalent Grade) of T74000

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 T74000?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top