Considerable loss has been caused by delayed crack of tubes which frequently occurred due to directly welding comb sealing plate to T91 tubes in finishing reheater panel of300MW, 600MW boiler.

  • 在300MW、600MW机组锅炉中末级再热器管屏采用梳形密封板直接与T91管子相焊,多次出现管子延时裂缝,给企业造成了很大的损失。

  • 互联网摘选 2025-01-19 22:49:00

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