MK·GX70
Published：2009/12/17
Standard:Technical Agreement
Characteristics:MK Gx70 is submerged arc welding wire of Mn-Mo-Ti-B series, with coordination of SJ101，it has good weldability and low temperature toughness.
Application:Applied to welding of X60, X70 Pipeline steel
Chemical composition(%)
|
C |
Mn |
Si |
S |
P |
Ti |
Mo |
B |
other |
|
≤0.10 |
1.40-1.80 |
≤0.30 |
≤0.010 |
≤0.012 |
memoral |
memoral |
memoral |
(Cr+Ni+Cu)<0.5 |
Typical mechanical properties of deposited metal:
|
Rm(MPa) |
Rp0.2(MPa) |
A(%) |
Akv(-20℃)((J) |
Flux |
|
610 |
500 |
28 |
160 |
SJ101 |
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