W21418 Stainless Steels

W21418 - Specification & Application

Low alloy steel arc welding electrode (E11018M)

Chemical composition(wt.%) of W21418 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.20
Si - 0.50
Mn - 1.00
P - -
S - -
Ni - -
Cr - 12.50
Al - -
Cu - -
Ti - -
Fe - remaining
N - -
Mo - -
W - 3.00

W21418 - Detail

Low alloy steel arc welding electrode (E11018M)

Mechanical properties of grade W21418

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)
868 (≥) 466 (≥) 42 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical properties of grade W21418

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
969 (≥) 469 (≥) 22 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 431
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
772 935 594

Equivalent Products

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