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

表1 实验钢的化学成分

Table 1 Chemical compositions of the test steel (mass fraction / %)

C Ni Mn Mo Cr B Si Nb V S P Fe 0.13 1.26 0.95 0.41 1.02 0.0011 0.17 0.022 0.041 0.003 0.014 Bal.