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Description

USA AISI W21418 Specialsteel Low alloy steel arc welding electrode (E11018M) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: W21418
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel W21418 Precipitation-Hardening AISI USA Low alloy steel arc welding electrode (E11018M)

Chemical composition(mass fraction)(wt.%) of the W21418

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo W
≤0.20 ≤0.50 ≤1.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤12.50 ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining ≤ ≥ ≤ ≥ ≤3.00

Mechanical Properties of steel grade W21418

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
327 (≥) 164 (≥) 24 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade W21418

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
31 - -     0.31 -  
942 137 - 31.3 323   -  
174 - 42 31.2   124 344

Heat Treatment of steel grade W21418

Heat treated : 1479°C - 1313°C

Technological Curves of steel grade W21418

Cross Reference Table (Equivalent Grade) of W21418


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