原位小冲头压缩速率对X65管线钢氢脆敏感性的影响

吴晓祺, 万红江, 明洪亮, 王俭秋, 柯伟, 韩恩厚

Effect of Compression Rate on Hydrogen Embrittlement Sensitivity of X65 Pipeline Steel Based on in-situ Small Punch Test

WU Xiaoqi, WAN Hongjiang, MING Hongliang, WANG Jianqiu, KE Wei, HAN En-Hou

表1 X65管线钢的化学成分

Table 1 Chemical composition of X65 pipeline steel (mass fraction, %)

C Mn Cu Ni Cr Mo Nb Ti Fe 0.04 1.23 0.15 0.15 0.25 0.06 0.04 0.01 Bal.