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(xué)成分(%)
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試驗(yàn)項(xiàng)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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Mo
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| 保證值 | ≤0.20 | ≥1.00 | ≤0.70 | ≤0.035 | ≤0.035 | ≥0.30 |
| 例值 | 0.085 | 2.77 | 0.37 | 0.011 | 0.017 | 0.74 |
熔敷金屬力學(xué)性能(620℃×1h熱處理)
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試驗(yàn)項(xiàng)目
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Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
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常溫
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| 保證值 | ≥980 | ≥880 | ≥12 | - |
| 例值 | 1050 | 930 | 18 | 90 |
參考電流(DC+)
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焊條直徑(mm)
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Φ3.2
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Φ4.0
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Φ5.0
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| 焊接電流(A) | 90~120 | 140~180 | 170~220 |




