必须用纸垫圈使心轴螺帽紧固。
本发明涉及一种连接紧固用的螺帽，用于分体式空调室内、外机连接管路的紧固。
The invention involves a kind of nut for connecting and fastening. It is used in connecting and fastening the pipeline of indoor unit and outdoor unit of split air conditioner.
标准件、紧固件的热镦，如高强度螺栓、螺帽等。
Standard parts, fasteners of hot upsetting, such as high strength bolts, nuts and so on.
专业制造各式套筒模具、螺帽模具、特殊模具、紧固件模具和碳化钨模具。
Besides, we also produce various kinds of sleeve moulds, nut moulds, special moulds, fastener moulds and carbonized tungsten moulds.
并承接各类五金加工，其中包括非标紧固件加工，冲压件加工，非标螺丝，螺帽。
Undertake all types of hardware and processing, including non-standard fasteners processing, stamping parts processing, non-standard screws, nuts.
平湖市乍浦螺帽厂创建于1988年，是中国一家专业生产紧固件的企业。
Pinghu Zhapu Nut Factory founded in 1988, is a professional manufacturer of various fasteners in China.
公司专业从事铁制螺栓、螺帽等紧固件及铁铸件的热浸锌、达克罗及电镀锌加工，年实现产值在一亿人民币以上。
Professional companies engaged in metal bolts, nuts and other fasteners to the hot-dip zinc and iron castings, and Dacromet Zinc processingachieving more than 100 million yuan in output value.
公司专业从事铁制螺栓、螺帽等紧固件及铁铸件的热浸锌、达克罗及电镀锌加工，年实现产值在一亿人民币以上。
Professional companies engaged in metal bolts, nuts and other fasteners to the hot-dip zinc and iron castings, and Dacromet Zinc processingachieving more than 100 million yuan in output value.
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