Spring how raw material heat treatment

2. Carbon steel line 3 in Chinese modern urban cold wire drawing, is without heat treatment, in other words, just have to production and processing after tempering, Want to know a few degrees, immediately find to sell steel wire) 。 , conditioning treatment may have to show that you are not the general cold wire drawing, but you didn't say is what material, where to use. If the spring do you do, or the general spring, I propose that you don't have to sell as soft wire, when you do is hot spring, then you are to speak clear tempering temperature 260 - raw materials 30-300 degrees, time 60min。 Wire diameter of 10 - straight - Time 15 mm longer. Temperature of 350 degrees. Spring manufacturer to introduce general situation 10 - wire diameter - 840-15 mm, heat treatment, temperature 30-860 degrees, heat preservation time 350-40 min, the tempering temperature 560 degrees ( Depending on the intensity) , 90 - heat insulation heat preservation time 120min。
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