Thermal fatigue crack initiation and propagation paths of the high-chromi-um, middle Ni-Cr, adamite(165CrNiM.) and 9Cr2 (the forged steel) rollmaterials have been investigated. Thermal fatigue resistance of the four mater-ials has been evaluated.
英
美
- 本文研究高Cr鑄鐵、中Ni-Cr激冷鑄鐵、半鋼(165CrNiMo)及鍛鋼(9Cr2)四種熱軋輥材料的熱裂紋萌生特點(diǎn)和擴展途徑,并對四種材料熱疲勞抗力進(jìn)行了評價(jià)。
