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E71T-1

E71T-1

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AWS Chemical composition Mechanical prosperities  Usage
E71T-1 C≤0.06
Mn≤1.39
Si≤0.44
Rm≥551MPa
Rel≥475MPa
A≥29%
AKV≥155J(-20℃)
For welding structures like boat,bridge.It has strong ability to prevent surface blowhole.