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Bulgaria BDS 14G Weldable steels for shipbuilding and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 14G / 14 G
Category Grade Standard Region/Area Standard Content
Metals 14 G BDS 9801 Bulgaria Weldable steels for shipbuilding

Chemical composition(mass fraction)(wt.%) of the 14 G

Element Min Max Similar
Si 0.1500 0.3700 -
S - 0.0400 -
P - 0.0450 -
Ni - 0.3000 -
Mn 0.7000 1.0000 -
Cu - 0.3000 -
Cr - 0.3000 -
C 0.1200 0.1800 -

Mechanical Properties of steel grade 14 G

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)
943 (≥) 331 (≥) 21 43 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade 14 G

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
32 - -     0.42 -  
546 689 - 34.3 341   -  
583 - 42 11.2   134 224

Heat Treatment of steel grade 14 G

Heat treated : 1174°C - 1759°C

Technological Curves of steel grade 14 G

Cross Reference Table (Equivalent Grade) of 14 G

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