镍和镍基合金焊丝Techalloy99ERNiClTechalloy208ERNi-1Techalloy276ERNiCrMo-4Techalloy413ERCuNiTechalloy418ERNiCu-7Techalloy606ERNiCr-3Techalloy617ERNiCrCoMo-1Techalloy622ERNiCrMo-10Techalloy625ERNiCrMo-3Techalloy718ERNiFeCr-2Techalloy825ERNiFeCr-1镍和镍基合金焊条Tech-Rod55ENiFe-ClTech-Rod99ENi-Cl)Tech-Rod112ENiCrMo-3Tech-Rod117ENiCrCoMo-1Tech-Rod122ENiCrMo-10Tech-Rod141ENi-1Tech-Rod182ENiCrFe-3Tech-Rod187ECuNiTech-Rod190ENiCu-7Tech-Rod276ENiCrMo-4Tech-RodWeldAENiCrFe-2镍焊接对焊接区内的清洁要求高度严格,非常忌讳S,P,Zn等元素的存在,如有机加工时留下的油污,镀锌板或黄铜等等都可能诱使裂纹.还有如果拘束应力过大也会产生裂纹.有裂纹,就应该检查焊材选用是否得当,焊接线能量不能大于12KJ/CM.)