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1、绪言沸水型原子反应堆(BWR)再循环系统使用的304不锈钢钢管,用作管路,有关钢管焊接热影响区(HAZ)的晶界应力腐蚀裂纹,已经进行了充分地研究,并确立了应采取的防止措施。
INTRODUCTION The 304 stainless steel tube used in the BWR recirculation system is used as a conduit for stress corrosion cracking of the grain boundaries in the heat-affected zone (HAZ) of steel tubes and has been well studied and established Preventive measures to be taken.