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Product Description

 Introduction:Suitable for fabricating structures made by Cr2.5Mo low alloy steels,which working temperature below 550℃,e.g.equipments of chemical and petroleum industries as well as high temperature,high press pipes.

Standard & Typical Chemical Composition of Deposited Metal (%)

Chemical Composition
C
Mn
Si
S
P
Cr
Ni
Mo
V
Cu
Other
Specification
0.05-0.12
≤0.90
≤0.80
≤0.03
≤0.03
2.00-2.50
-
0.90-1.20
-
-
-
Actual result
0.08
0.75
0.24
0.01
0.012
2.34
1.14

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
690℃X1h
≥530
≥620
≥17
-
Actual Result
580
680
20
25℃ 180

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

  

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