STS420F

STS420F Stainless Steels to D 3692 (2001)

STS420F - Specification & Application

  • D 3692 (2001) - Cold finished stainless steel bars
  • D 3702 (2008) - Stainless steel wire rods
  • D 3703 (2007) - Stainless steel wires
  • D 3706 (2008) - Stainless steel bars

Stainless steel bars

Chemical composition(wt.%) of STS420F grade: to D 3692 (2001)

Elements Min.（≥） Max.（≤） Similar Remarks
C 0.26 0.40
Si - 1.00
Mn - 1.00
P - 0.060
S - 0.15
Cr 12.00 14.00
Ni - 0.60
Mo - 0.60
N - -

STS420F - Detail

Stainless steel bars

Mechanical properties of grade STS420F D 3692 (2001)

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)
431 (≥) 888 (≥) 14 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical properties of grade STS420F D 3692 (2001)

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
982 (≥) 591 (≥) 41 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
936 935 757

Equivalent Grade

1 STS420F 2 STS420F 3 STS420F2 4 STS420F2 5 STS420F 6 STS420F2

Equivalent Products

Product shapes we supply:

We can customize the production of STS420F grade, contact us for the best solution.
–sales@specificsteel.com