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供應鎳合金焊絲ERNiCrMo-3廠家
供應鎳合金焊絲ERNiCrMo-3廠家
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    商品詳情
      鎳及鎳合金焊條的選用和使用
      (1)鎳及鎳合金焊條的選用原則鎳及鎳合金焊條主要根據被焊母材的合金牌號、化學成分和使用環境等條件選用。焊條的熔敷金屬的主要化學成分應與母材的主要成分想接近,以保證焊接接頭的各項性能與母材相當。但考慮到焊條在電弧中的合金損失,在焊條中還應含有一些其他元素,以改善焊縫性能或焊接工藝性能。
      若采用相同成分的焊條達不到設計要求或者沒有合適的類似合金成分的焊條時,則推薦選用性能高一級別的焊條,以保證焊縫的使用性能不低于母材。 
      (2)鎳及鎳合金焊條的使用注意事項 
      ①母材的準備:焊前應認真清除母材表面的油污、油漆、灰塵等臟物。
      ②為防止氣孔,采用短弧焊接。 
      ③采用較小焊接電流,焊前不預熱,保持較低道間溫度(<150℃),以避免母材過熱。 
      ④焊接時焊條擺動幅度要小,焊道兩側停留稍長時間,以利氣孔和焊渣的浮出。 
      ⑤收弧時注意填充滿弧坑,以免產生弧坑裂紋。
      ⑥鎳及鎳合金的顯微組織為奧氏體,有強的熱裂紋傾向,在焊接角焊縫時,要求焊道呈凸起狀,這樣可以較好地防止熱裂紋的產生。   
           

      焊條
       ENiCrMo-3用于焊接鎳鉻鉬合金,如625,800,801,825和600
       ENiCrFe-3用于鎳鉻鐵合金自身的焊接及與碳鋼的焊接
       ENiCrFe-2用于奧氏體鋼,鐵素體鋼及高鎳合金之間的異種焊接, 還可用于9%鎳合金的焊接
       ENiCu-7主要用于鎳銅合金自身及其與鋼之間的異種焊
       ENiCrFe-7用于690(UNS N06690)鎳鉻鐵合金自身的焊接
       ENiCrMo-4用于焊接C-276合金及大多數其它鎳基合金
       ENiCrCoMo-1用于焊接鎳鉻鈷鉬合金以及各種的高溫合金間的異種焊接
       ERCuNi焊接鍛造或鑄造的70/30,80/20,90/10銅鎳合金
       ENiCrMo-13用于焊接低碳鎳鉻鉬合金
       ENiCrMo-11用于焊接低碳鎳鉻鉬合金
        
        
        
                                               
                                                                                                          
              
               鎳合金焊條         
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
                   國際牌號                           成分             
                   SPECIFICATION AWS 5.11                           C                           Mn                           Si                           Fe                           Cr                           Mo                           Ni                           S                           P             
                   ENiFe-Cl(AWS A5.15)                           0.9                           0.74                           2.09                           40.2                                                     54.5                           0.006                           0.012             
                   ENiCl(AWS A5.15)                           0.85                           0.25                           1.73                           4.2                                                     91.5                           0.005                           0.15             
                   ENiCrMo-3                           0.03                           0.35                           0.34                           1.50                           21.5                           9.20                           63.15                           0.005                           0.009             
                   ENiCrCoMo-1                           0.06                           0.45                           0.35                           1.50                           21.65                           8.80                           BAL                           0.005                           0.012             
                   ENiCrMo-10                           0.14                           0.35                           0.16                           3.90                           21.20                           13.1                           BAL                           0.005                           0.012             
                   ENi-1                           0.04                           0.45                           0.50                           0.35                                                     97.6                           0.005                           0.01             
                   ENiCrFe-3                           0.03                           6.50                           0.42                           7.4                           15.25                                        68.6                           0.007                           0.012             
                   ECuNi(AWS A5.6)                                        1.80                           0.35                           0.62                                                     30.5                           0.004                           0.009             
                   ENiCu-7                           0.03                           3.20                           0.90                           0.95                                                     67.6                           0.006                           0.009             
                   ENiCrMo-4                           0.015                           0.40                           0.14                           5.5                           15.50                           16.10                           59.1                           0.004                           0.012             
                   ENiCrFe-2                           0.04                           1.75                           0.32                           8.50                           15.50                           1.50                           71.15                           0.006                           0.009             
              
          
          
                                                                                     
              
               鎳合金焊絲         
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
                   國際牌號                           成分             
                   SPECIFICATION AWS 5.14                           C                           Mn                           Si                           Fe                           Cr                           Mo                           Ni                           S                           P             
                   ERNi-Cl(AWS A5.15)                           0.05                           0.22                           0.05                                                                  99.6                                       
                   ERNi-1                           0.06                           0.30                           0.40                           0.10                                                     95.5                           0.003                           0.008             
                   ERNiCrMo-4                           0.01                           0.55                           0.04                           5.5                           15.55                           16.10                           BAL                           0.002                           0.009             
                   ERCuNi(AWS A5.7)                                        0.75                           0.10                           0.55                                                     31.0                                        0.006             
                   ERNiCu-7                           0.05                           3.45                           0.77                           0.40                                                     65.2                           0.002                           0.009             
                   ERNiCrFe-5                           0.03                           0.45                           0.20                           7.5                           16.2                                        72.9                           0.002                           0.005             
                   ERNiCr-3                           0.03                           2.85                           0.22                           1.1                           20.4                                        72.9                           0.001                           0.003             
                   ERNiCrCoMo-1                           0.06                           0.20                           0.11                           0.75                           21.8                           9.05                           BAL                           0.001                           0.005             
                   ERNiCrMo-10                           0.008                           0.20                           0.04                           3.1                           21.5                           13.5                           BAL                           0.002                           0.005             
                   ERNiCrMo-3                           0.009                           0.05                           0.12                           0.62                           21.9                           8.65                           64.5                           0.002                           0.006             
                   ERNiFeCr-2                           0.04                           0.25                           0.20                           17.55                           19.0                           3.10                           53.3                           0.004                           0.001             
                   ERNiFeCr-1                           0.01                           0.45                           0.25                           29.0                           21.5                           3.1                           42.6                           0.001                           0.015             
              
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