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England B.S. 318S97 Filler rods and wires for gas-shielded arc welding. Specification for stainless steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 318S97 / 318 S 97
Category Grade Standard Region/Area Standard Content
Metals 318 S 97 BS 2901-2 England Filler rods and wires for gas-shielded arc welding. Specification for stainless steels

Chemical composition(mass fraction)(wt.%) of the 318 S 97

Element Min Max Similar
Si 0.6500 1.0000 -
S - 0.0250 -
P - 0.0300 -
Ni 11.0000 13.0000 -
Nb - - -
Mo 2.5000 3.0000 -
Mn 1.0000 2.0000 -
Cu - 0.5000 -
Cr 18.5000 21.0000 -
C - 0.0700 -

Mechanical Properties of steel grade 318 S 97

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)
226 (≥) 882 (≥) 12 23 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade 318 S 97

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
34 - -     0.14 -  
356 439 - 32.3 112   -  
118 - 24 11.2   214 221

Heat Treatment of steel grade 318 S 97

Heat treated : 1331°C - 1979°C

Technological Curves of steel grade 318 S 97

Cross Reference Table (Equivalent Grade) of 318 S 97

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