MK·H08MnA
Published：2009/12/17
Standard:GB H08MnA AWS EM12
Characteristics:MK H08MnA is submerged arc welding wire of carbon steel with medium quantity of Mn, with coordination of flux HJ430, HJ431、HJ433、SJ102、SJ302、SJ501, it has good weldability.
Application:With coordination of relevant flux, it is applied to the welding of carbon steel and low alloy steel with lower strength, broadly applied to automatic submerged arc welding of boiler and pressure vessels etc, e.g. Q235、Q345 etc.
Chemical composition(%)
|
C |
Mn |
Si |
S |
P |
Cu |
Cr |
Ni |
|
≤0.10 |
0.80-1.10 |
≤0.07 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.30 |
Typical mechanical properties of deposited metal:
|
Rm(MPa) |
Rp0.2(MPa) |
A(%) |
Akv(-20℃)(J) |
Flux |
|
570 |
445 |
28 |
65 |
HJ431 |
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