The Central Meteorological Observatory continued to issue a frozen yellow warning at 18:00 on January 4th. It is expected that the temperature in the frozen areas of Guizhou, Hunan and Chongqing will remain below 0°C at 20:00 on the 4th and at 20:00 on the 5th, and the daily average temperature will continue. It is 3 to 5 °C lower than normal, and the frozen weather in most of Guizhou, western and southern Hunan, northeastern Guangxi and southeastern Chongqing will be maintained. Some areas of central and northern Guizhou, western Hunan, and northeastern Guangxi There will be freezing rain.
Copper nuts made of all kinds of embossed wire (usually lead brass, such as H59, 3604, 3602). Our daily contact with the embedded knurled copper nuts are processed by precision automatic lathes. The reference standard of embedded knurled copper nut comes from GB/T809, but the technical parameters of all kinds of embedded nuts produced by our company exceed the relevant indexes required by the national standard.
Knurling copper nut is mainly used for hardware Spring, shaped spring, craft gift spring, battery spring, spring antenna,key ring, phosphorus copper spring CNC automatic lathe turning parts (copper car parts, iron, aluminum car parts), metal stamping parts, electronic parts, iron shaft, single Rachel,Rachel, iron pin, non-standard Screw nut,fittings,fasteners, wire forming (wire card holder, Model aircraft landing gear, S hook, R latch, triangle buckle, D buckle) and other hardware products, belonging to the copper nut series.
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