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Description

International ISO ISO 4955 (2005), ISO H14 Specialsteel Heat-resistant steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: ISO H14
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel ISO H14 Austenite ISO International Heat-resistant steels

Chemical composition(mass fraction)(wt.%) of the ISO H14

C Si Mn P S Cr Ni
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 22.00 -24.00 12.00 -15.00

Mechanical Properties of steel grade ISO H14

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)
457 (≥) 656 (≥) 14 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade ISO H14

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
13 - -     0.11 -  
548 127 - 33.3 123   -  
495 - 21 23.2   422 311

Heat Treatment of steel grade ISO H14

Heat treated : 1394°C - 1193°C

Technological Curves of steel grade ISO H14

Relevant standard of ISO H14

ISO 4955 (2005) Heat-resistant steels ISO-4955-(2005).pdf

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