AWS A5.5 E7018-A1 Enquire now
AWS A5.5  E7018-A1
Product Description

 Introduction:For welding boiler pipelines working temperature of which is below 510°C. Also it is suitable for structrures fabricated by normal low alloy tensile strength steels.

Standard & Typical Chemical Composition of Deposited Metal (%)

Chemical Composition
C
Mn
Si
S
P
Cr
Ni
Mo
V
Cu
Other
Specification
≤0.12
≤0.90
≤0.80
≤0.03
≤0.03
-
-
0.40-0.65
-
-
-

Standard & Typical Mechanical Properties of Deposited Metal

Test Item
Postweld Condition
Yield Point ReL (MPa)
Tensile Strength Rm(MPa)
Elongation A4(%)
Akv Value (J)
Specification
PWHT
620℃X1h
≥390
≥490
≥22
-
Actual Result
410
510
30
25℃ 220

Size and Current (AC≥70V or DC +)

Dia.(mm)
2.5
3.2
4.0
5.0
Length(mm)
300
350
400
400
Current(A)
60-90
90-120
140-180
170-210