SUS 420F2 Stainless Steels to G 4309 (1999)

SUS 420F2 - Specification & Application

  • G 4309 (1999) - Stainless steel wires

Stainless steel wires

Chemical composition(wt.%) of SUS 420F2 grade: to G 4309 (1999)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.26 0.40
Si - 1.00
Mn - 1.00
P - 0.06
S - 0.15
Cr 12.00 14.00
Ni - 0.60
Mo - 0.60
N - -

SUS 420F2 - Detail

Stainless steel wires

Mechanical properties of grade SUS 420F2 G 4309 (1999)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
896 (≥) 995 (≥) 43 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical properties of grade SUS 420F2 G 4309 (1999)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
739 (≥) 334 (≥) 41 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 144
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
544 491 967

Equivalent Products

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