SONG Li-qiu, ZUO Jun, SHE Guang-fu, LIU Yong, LIU Jian-hua. RESEARCH ON STRENGTH AND TOUGHNESS OF ULTRA-FINE GRAIN STEEL[J]. IRON STEEL VANADIUM TITANIUM, 2004, 25(2): 1-5.
Citation:
SONG Li-qiu, ZUO Jun, SHE Guang-fu, LIU Yong, LIU Jian-hua. RESEARCH ON STRENGTH AND TOUGHNESS OF ULTRA-FINE GRAIN STEEL[J]. IRON STEEL VANADIUM TITANIUM, 2004, 25(2): 1-5.
SONG Li-qiu, ZUO Jun, SHE Guang-fu, LIU Yong, LIU Jian-hua. RESEARCH ON STRENGTH AND TOUGHNESS OF ULTRA-FINE GRAIN STEEL[J]. IRON STEEL VANADIUM TITANIUM, 2004, 25(2): 1-5.
Citation:
SONG Li-qiu, ZUO Jun, SHE Guang-fu, LIU Yong, LIU Jian-hua. RESEARCH ON STRENGTH AND TOUGHNESS OF ULTRA-FINE GRAIN STEEL[J]. IRON STEEL VANADIUM TITANIUM, 2004, 25(2): 1-5.
The strength and toughness of hot rolled strip with ultra-fine grain produced in industrial process were analyzed.The results show that the microstructure of hot rolled strip with ultra-fine grain is ferrite and pearlite.The ferrite grain size is about 3~5 μm.The tensile strength is over 510 MPa, and the yield strength is over 400 MPa.The hot rolled strip with ultra-fine grain is of high strength, high elongation and superior toughness.
DownLoad: