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Description

European EN ACX 920 Specialsteel Long Product Stainless Steel Grades and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: ACX 920
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel ACX 920 Austenite EN European Long Product Stainless Steel Grades

Chemical composition(mass fraction)(wt.%) of the ACX 920

C Si Mn P S Cr Ni Mo N
≤0.03 ≤1.00 4.00 -6.00 ≤0.035 ≤0.015 19.50 -21.50 1.50 -3.00 ≤0.60 0.05 -0.17

Mechanical Properties of steel grade ACX 920

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)
399 (≥) 679 (≥) 32 13 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade ACX 920

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
41 - -     0.41 -  
932 952 - 34.3 334   -  
754 - 21 11.2   221 411

Heat Treatment of steel grade ACX 920

Heat treated : 1775°C - 1564°C

Technological Curves of steel grade ACX 920


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