淬火冷却速率对海洋平台用Ni-Cr-Mo-B钢性能的影响

张守清, 胡小锋, 杜瑜宾, 姜海昌, 庞辉勇, 戎利建

Effect of Quenching Cooling Rate on Mechanical Properties of a Ni-Cr-Mo-B Steel for Offshore Platform

ZHANG Shouqing, HU Xiaofeng, DU Yubin, JIANG Haichang, PANG Huiyong, RONG Lijian

图10 回火态实验钢的力学性能与冷却方式的关系

Fig.10 Relationship between yield strength, tensile strength, elongation at room temperature, impact energy at -60℃ after tempered and the cooling ways for experimental steels