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

France AFNOR NF S250Pb Cold formed steel product. Drawn bars and peeled-roller polished round bars. Mechanical properties and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S250Pb / S 250 Pb
Category Grade Standard Region/Area Standard Content
Metals S 250 Pb NF A37-401 France Cold formed steel product. Drawn bars and peeled-roller polished round bars. Mechanical properties

Chemical composition(mass fraction)(wt.%) of the S 250 Pb

Element Min Max Similar
Si - 0.0300 -
S 0.2500 0.3200 -
Pb 0.2000 0.3500 -
P - 0.1000 -
Mn 0.9000 1.4000 -
C - 0.1400 -

Mechanical Properties of steel grade S 250 Pb

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)
983 (≥) 265 (≥) 22 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade S 250 Pb

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 - -     0.41 -  
336 868 - 44.3 241   -  
919 - 33 32.2   234 314

Heat Treatment of steel grade S 250 Pb

Heat treated : 1849°C - 1413°C

Technological Curves of steel grade S 250 Pb

Cross Reference Table (Equivalent Grade) of S 250 Pb

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 S 250 Pb?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top