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Description

UK 347S51 austenitic special steel and 347S51 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 347S51
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 347S51 UK austenitic special steel
320S33
409S19
420S45
434S17
215S15
304S51
316S51
316S52
321S51(1010)
321S51(1105)

Chemical composition(mass fraction)(wt.%) of the 347S51

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Nb(%)
0.04-0.1O Max 1.00 Max 2.00 Max 0.04 Max 0.03 17.0-19.0 9.00-13.0 10×CMax 1.20

Mechanical Properties of steel grade 347S51

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)
482 (≥) 622 (≥) 24 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 347S51

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
14 - -     0.44 -  
812 298 - 14.3 413   -  
182 - 23 32.2   213 321

Heat Treatment of steel grade 347S51

Heat treated : 1279°C - 1128°C

Technological Curves of steel grade 347S51

Cross Reference Table (Equivalent Grade) of 347S51

Grade Standard Country Application
347S51 UK austenitic special steel

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