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2014年8月27日星期三
409 stainless steel plate technology
409 stainless steel plate technology is high, equipment manufacturers to repair and spare parts supply equipment requirements are very strict, part of equipment repair and spare parts supply only 409 stainless steel plate the service and delivery, does not provide the drawings, the price does not poor.
To improve the steel quality and die life, should be selected to form different metal material and a 409 stainless steel plate composed of friction materials, at the same time to consider the drawing size and stainless steel plate batch.
1, the stainless steel parts of the 409 stainless steel plate drawing size, in production but not very large, in order to save material, should be selected as convex, concave die cast iron and other materials, also can use special wear resistant cast iron.
2, small and medium size parts drawing for stainless steel, general use copper alloy mold material, such as aluminum bronze, aluminum bronze, phosphor bronze and iron.
3, smaller size of stainless steel stainless steel parts drawing, can be made of hard alloy YG8, YG15 die, W18Cr4V punch, practice has proved that the drawing in the die corner and the inner wall is not easy to form a bond of tumor.
4, the use of silicon nitride ceramic mould for 409 stainless steel plate drawing can obtain better results, because the 430、304 stainless steel sheets nitride is a typical inorganic non-metallic materials, great difference with stainless steel, but it has very high hardness, anti wear ability, no plastic deformation, which can effectively overcome the adhesion of die and workpiece, improve die life.
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