TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
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TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學成分(%)
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試驗項目
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C
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Mn
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Si
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S
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P
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Cr
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Mo
|
| 保證值 |
0.05~ 0.12 |
≤0.90 | ≤0.80 | ≤0.030 | ≤0.030 |
1.00~ 1.50 |
0.40~ 0.65 |
熔敷金屬力學性能(675~705℃×1h熱處理)
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試驗項目
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Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
| 保證值 | ≥550 | ≥460 | ≥17 |
參考電流(AC、DC+)
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焊條直徑(mm)
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3.2
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4.0
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5.0
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| 焊接電流(A | 100~130 | 140~180 | 180~210 |




