万长杰, 申丽娟, 刘梅, et al. Development of High Carbon Microalloying Non-Quenched-Tempered Steel C70S6 and Process Practice[J]. Special Steel, 2017, 38(5): 31-33.
万长杰, 申丽娟, 刘梅, et al. Development of High Carbon Microalloying Non-Quenched-Tempered Steel C70S6 and Process Practice[J]. Special Steel, 2017, 38(5): 31-33.DOI:
The production flowsheet of developed high carbon microalloying non-quenched-tempered steel C70S6 (/% : 0. 68~0.73C
0.15~0.25Si
0.45~0.55Mn
≤0.030P
0.055~0.070S
0.10~0.15Cr
0.04~0.08Ni
0.03~0.04V
0.0120~0.0140N) is 120 t top and bottom combined blowing converter-LF-RH-240mmx240mm bloom casting-φ39 mm bar rolling. Production results show that with process measures including controlling Mn/S≥3