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Australia AS R308H Welding and brazing - Filler metals - Filler metal for welding and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: R308H / R308H
Category Grade Standard Region/Area Standard Content
Metals R308H AS/NZS 1167.2 Australia Welding and brazing - Filler metals - Filler metal for welding

Chemical composition(mass fraction)(wt.%) of the R308H

Element Min Max Similar
Si 0.3000 0.6500 -
S - 0.0300 -
P - 0.0300 -
Ni 9.0000 11.0000 -
Mo - 0.7500 -
Mn 1.0000 2.5000 -
Cu - 0.7500 -
Cr 19.5000 22.0000 -
C 0.0500 0.0800 -

Mechanical Properties of steel grade R308H

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)
119 (≥) 434 (≥) 33 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade R308H

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
12 - -     0.43 -  
483 241 - 24.3 124   -  
844 - 11 22.2   324 443

Heat Treatment of steel grade R308H

Heat treated : 1235°C - 1487°C

Technological Curves of steel grade R308H

Cross Reference Table (Equivalent Grade) of R308H

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