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斯米克鑄508鑄鐵焊條 EZNiCu-1鎳銅焊條
ENiCu-B鎳銅合金焊條 Z508鑄鐵焊條
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Z508鑄鐵焊條
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符合 GB EZNiCu-1 相當 AWS ENiCu-B |
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| 說明:Z508是鎳銅合金（蒙乃爾）焊芯，強還原性石墨藥皮的鑄鐵焊條。其工藝性能及切削加工性能都接近Z308，但由于收縮率較大，抗裂性較差。焊接接頭強度較低，所以不宜用于受力部位的焊接，可用于常溫或低溫預熱（至300℃左右）的灰口鑄鐵的焊接。交直流兩用。 | |||||||||||||||||||
| 用途:用于強度要求不高的灰口鑄件的焊補。 | |||||||||||||||||||
熔敷金屬化學成分(%)
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參考電流(AC、DC+)
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注意事項: 1.焊前焊條須經150℃左右烘焙1h。 2.焊時運條以窄焊道為宜，每次焊縫的長度不宜超過50mm，焊后立即用小錘輕輕錘擊焊接處，以消除焊補區應力，防止裂紋 |
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Cast iron
鑄
鐵 |
Z 308 |
EZNi |
Pure nickel, excellent general properties. Used to weld thin cast iron part and repair welding machined surface, such as guided way of machine tool. |
ENi-Cl |
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Z 408 |
EZNiFe |
Iron nickel, high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron, such as cylinder cap. |
ENiFe-Cl |
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Z 508 |
EZNiCu-1 |
Copper nickel, good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load. |
