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2 Ni-Cr-Mo-B超厚板不同位置处的夹杂物评级

Table 2 Inclusion grade of the Ni-Cr-Mo-B ultra-heavy plate at different positions

Position Type A Type B Type C Type D Type DS Coarse Fine Coarse Fine Coarse Fine Coarse Fine 0T 0 0 0 0 0 0 0.5 1.0 0 1/4T 0 0 0 0 0 0 1.0 1.0 0 1/2T 0 0 0 0 0 0 0.5 1.0 0.5 3/4T 0 0 0 0 0 0 0.5 1.0 0 1T 0 0 0 0 0 0 1.0 1.0 0