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Description

China CNS G3067, G3076, G3077, 420F Specialsteel Stainless steel wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 420F
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 420F Martensite CNS China Stainless steel wire rods

Chemical composition(mass fraction)(wt.%) of the 420F

C Si Mn P S Ni Cr Mo
0.26 -0.40 ≤1.00 ≤1.25 ≤0.060 ≤0.15 ≤0.60 12.00 -14.00 ≤0.60

Mechanical Properties of steel grade 420F

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)
544 (≥) 759 (≥) 44 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 420F

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
42 - -     0.23 -  
925 465 - 43.3 142   -  
734 - 22 31.2   312 244

Heat Treatment of steel grade 420F

Heat treated : 1665°C - 1392°C

Technological Curves of steel grade 420F

Cross Reference Table (Equivalent Grade) of 420F

Relevant standard of 420F

G3067 Stainless steel bars G3067.pdf
G3076 Stainless steel wires G3076.pdf
G3077 Stainless steel wire rods G3077.pdf

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