Local stresses at shell around attachments such as nozzle, vessel support and lifting lug and so on, shall be calculated and evaluated when requested by Purchaser.

如买方有要求，设备口、容器支架及吊耳等附件周围壳体的局部应力应加以计算及估测。

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The side of the lock-up set is provided with a semicircle lug boss, which is allocated with the semicircle groove arranged on the shell.

锁止套周侧设置半圆凸台，半圆凸台与设置在壳体上的半圆凹槽相配置。

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