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Description

UK B.S. BS 1449-2, 320S33 Specialsteel Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 320S33
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 320S33 B.S. UK Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip

Chemical composition(mass fraction)(wt.%) of the 320S33

C Si Mn P S Cr Mo Ni Ti
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 16.50 -18.50 2.50 -3.00 11.50 -14.50 ≤0.80

Mechanical Properties of steel grade 320S33

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)
715 (≥) 842 (≥) 43 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade 320S33

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 - -     0.31 -  
284 452 - 34.3 431   -  
948 - 31 14.2   421 414

Heat Treatment of steel grade 320S33

Heat treated : 1877°C - 1265°C

Technological Curves of steel grade 320S33

Relevant standard of 320S33

BS 1449-2 Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip BS-1449-2.pdf

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