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W50418

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W21418 4419
#418

Description

USA AISI W50418 Specialsteel Martensitic 9% Cr-Mo steel arc welding electrode (E8018-B8) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: W50418
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel W50418 Precipitation-Hardening AISI USA Martensitic 9% Cr-Mo steel arc welding electrode (E8018-B8)

Chemical composition(mass fraction)(wt.%) of the W50418

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 W50418

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)
675 (≥) 228 (≥) 44 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade W50418

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
22 - -     0.24 -  
562 658 - 34.3 114   -  
463 - 44 13.2   323 323

Heat Treatment of steel grade W50418

Heat treated : 1746°C - 1327°C

Technological Curves of steel grade W50418

Cross Reference Table (Equivalent Grade) of W50418

Grade Standard Country Application
1.4418
1.4418
S41800
S41800
418
S41800
AMS 6418F
UNS W50418
UNS W21418
SCM418
SCM418H
SCM418TK
418(S41800)
Type418(GreekAscollOy)
S41800
UNS S41800
1.4418
1.4418
GH4180
GH4180
W21418 4419
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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