ER 209 Stainless Steels to SFA-5.9/SFA-5.9M

ER 209 - Specification & Application

  • SFA-5.9/SFA-5.9M - Bare Stainless Steel Welding Electrodes and Rods

Bare Stainless Steel Welding Electrodes and Rods

Chemical composition(wt.%) of ER 209 grade: to SFA-5.9/SFA-5.9M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.12
Si - 0.30
Mn - 0.80
Cr - 19.00
Ni - 14.00
Mo - -
Co - -
W - -
Al - -
Cu - -
Ti - -
Fe - remaining
Nb - 1.60

ER 209 - Detail

Bare Stainless Steel Welding Electrodes and Rods

Mechanical properties of grade ER 209 SFA-5.9/SFA-5.9M

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)
391 (≥) 359 (≥) 31 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical properties of grade ER 209 SFA-5.9/SFA-5.9M

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
115 (≥) 475 (≥) 24 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 241
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
367 777 199

Equivalent Products

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