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

Poland PN D78 Non alloyed steel for wire rods for conversion to wire -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: D78 / D 78
Category Grade Standard Region/Area Standard Content
Metals D 78 PN H84028 Poland Non alloyed steel for wire rods for conversion to wire -- Grades

Chemical composition(mass fraction)(wt.%) of the D 78

Element Min Max Similar

Mechanical Properties of steel grade D 78

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)
918 (≥) 495 (≥) 42 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade D 78

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
42 - -     0.43 -  
742 379 - 11.3 132   -  
171 - 13 42.2   334 213

Heat Treatment of steel grade D 78

Heat treated : 1768°C - 1575°C

Technological Curves of steel grade D 78

Cross Reference Table (Equivalent Grade) of D 78

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 D 78?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top