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A268 Type 430 Ti

America ASTM A268Type430Ti 一般设备用无缝和焊接铁素体与马氏体不锈钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A268Type430Ti / A268 Type 430 Ti
Category Grade Standard Region/Area Standard Content
Metals A268 Type 430 Ti ASTM A268/A268M America 一般设备用无缝和焊接铁素体与马氏体不锈钢管

Chemical composition(mass fraction)(wt.%) of the A268 Type 430 Ti

Element Min Max Similar
Ni - 0.7500 -
Cr 16.0000 19.5000 -
P - 0.0400 -
S - 0.0300 -
Mn - 1.0000 -
Si - 1.0000 -
C - 0.1000 -

Mechanical Properties of steel grade A268 Type 430 Ti

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)
229 (≥) 395 (≥) 22 42 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade A268 Type 430 Ti

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 - -     0.23 -  
724 435 - 41.3 332   -  
624 - 14 41.2   431 322

Heat Treatment of steel grade A268 Type 430 Ti

Heat treated : 1918°C - 1788°C

Technological Curves of steel grade A268 Type 430 Ti

Cross Reference Table (Equivalent Grade) of A268 Type 430 Ti

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