常用焊接材料在t=20℃時(shí)的電阻率和熱導(dǎo)率,見表5-28。表5-28常用焊接材料在t=20℃時(shí)的電阻率和熱導(dǎo)率序號(hào)被焊接材料LY12CLY12MLF21Y2LF2低碳鋼1030CrMnSiA1Cr18Ni9TiGH301電阻率/μΩ·cm5.83.54.24.4152070982熱導(dǎo)率/W·(cm·℃)-10.280.410.380.370.120.090.0360.0 (共 403 字) [閱讀本文] >>
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 常用焊接材料在t=20℃時(shí)的電阻率和熱導(dǎo)率,見表5-28。表5-28常用焊接材料在t=20℃時(shí)的電阻率和熱導(dǎo)率序號(hào)被焊接材料LY12CLY12MLF21Y2LF2低碳鋼1030CrMnSiA1Cr18Ni9TiGH301電阻率/μΩ·cm5.83.54.24.4152070982熱導(dǎo)率/W·(cm·℃)-10.280.410.380.370.120.090.0360.0 (共 403 字) [閱讀本文] >>