E307T Stainless Steels to A5.22

E307T - Specification & Application

  • A5.22 - Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding

Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding

Chemical composition(wt.%) of E307T grade: to A5.22

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn 3.75 4.75
P - 0.045
S - 0.03
Ni 9.00 10.50
Cr 19.00 22.00
Al - -
Cu - -
Ti - -
Fe - -
N - -
Mo - -
V - -

E307T - Detail

Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding

Mechanical properties of grade E307T A5.22

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)
278 (≥) 936 (≥) 31 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical properties of grade E307T A5.22

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
966 (≥) 132 (≥) 42 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 434
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
658 288 972
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