Siliconaluminum,goodcrackresistanceandwiderangeofusage.Weldingofaluminumalloysotherthanaluminummagnesiumalloys.铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金Siliconaluminum,goodcrackresistanceandwiderangeofusage.Weldingofaluminumalloysotherthanaluminummagnesiumalloys.铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金Siliconaluminum,goodcrackresistanceandwiderangeofusage.Weldingofaluminumalloysotherthanaluminummagnesiumalloys.铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金Siliconaluminum,goodcrackresistanceandwiderangeofusage.Weldingofaluminumalloysotherthanaluminummagnesiumalloys.铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金Siliconaluminum,goodcrackresistanceandwiderangeofusage.Weldingofaluminumalloysotherthanaluminummagnesiumalloys.铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金)