预充氢时间对不同显微组织无缝钢管钢高压氢脆敏感性影响

徐云峰, 程凯源, 黄峰, 杨宝齐, 程向龙, 昝启飞, 彭志贤, 刘静

Effect of Hydrogen Pre-charging Time on Hydrogen Embrittlement Susceptibility in High Pressure Hydrogen Environment for Two Seamless Steel Pipe Steels with Different Microstructures

XU Yunfeng, CHENG Kaiyuan, HUANG Feng, YANG Baoqi, CHENG Xianglong, ZAN Qifei, PENG Zhixian, LIU Jing

表1 实验用钢的主要化学成分

Table 1 Chemical composition of experimental steel (mass fraction / %)

Steel C Si Mn Cu Ni Cr Al Fe X42QS 0.077 0.284 1.238 0.047 0.023 0.046 0.028 Bal. X65QS 0.041 0.247 1.473 0.05 0.036 0.188 0.024 Bal.