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Description

UK 430S18 austenitic special steel and 430S18 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 430S18
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 430S18 UK austenitic special steel
316S19
316S33
317S11
317S17
318S17
320S18
326S42
347S20
394S17
430S11

Chemical composition(mass fraction)(wt.%) of the 430S18

Mechanical Properties of steel grade 430S18

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)
886 (≥) 433 (≥) 31 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 430S18

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
23 - -     0.11 -  
758 413 - 14.3 144   -  
619 - 34 23.2   244 321

Heat Treatment of steel grade 430S18

Heat treated : 1778°C - 1651°C

Technological Curves of steel grade 430S18

Cross Reference Table (Equivalent Grade) of 430S18

Grade Standard Country Application
430S18 UK austenitic special steel

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