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。
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.
壳体上有标准的螺孔与阀门或支架相连。中间输出轴为一个标准的内八角。
There is standard bolt hole connecting with the valve or bracket. The output axis in the middle is a standard internal octagon.
目前主要产品包括：汽车方向盘骨架、空调支架、发电机支架、汽车及航空座椅支架、各种壳体等汽车配件。
At present main products include: car steering wheel skeleton, air-conditioning bracket, generator bracket, automotive and aviation seat frame, a variety of shell and other auto parts.
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