Welding

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263056
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180
block

Which of the following joint have high corrosion resistance?

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263057
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263058
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263059
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180
none
263060
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180
none
263061
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180
none
263062
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180
none
263063
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180
none
263064
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180
none
263065
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180
none
263066
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180
none
263067
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180
none
263068
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180
none
263069
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180
none
263070
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180
none