海洋平台用Ni-Cr-Mo-B超厚钢板的截面效应

张守清, 胡小锋, 杜瑜宾, 姜海昌, 庞辉勇, 戎利建

Cross-Section Effect of Ni-Cr-Mo-B Ultra-Heavy Steel Plate for Offshore Platform

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

表1 Ni-Cr-Mo-B超厚板表层和芯部的化学成分 (mass fraction / %)

Table 1 Chemical compositions of the Ni-Cr-Mo-B ultra-heavy plate at the surface and the center

Position C Ni Mn Mo Cr B Si Nb V Ti Cu Al S P Fe Surface 0.15 1.35 0.95 0.44 1.03 0.0007 0.17 0.025 0.045 0.02 0.023 0.035 0.003 0.015 Bal. Center 0.13 1.26 0.95 0.41 1.02 0.0011 0.17 0.022 0.041 0.02 0.022 0.031 0.003 0.014 Bal.