发明授权
- 专利标题： Free machining, cold formable austenitic stainless steel
- 专利标题（中）： 自由加工，冷成型奥氏体不锈钢
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申请号： US342848申请日： 1982-01-26
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公开(公告)号： US4444588A公开(公告)日： 1984-04-24
- 发明人: Ronald P. Ney, Sr.
- 申请人： Ronald P. Ney, Sr.
- 申请人地址： PA Reading
- 专利权人： Carpenter Technology Corporation
- 当前专利权人： Carpenter Technology Corporation
- 当前专利权人地址： PA Reading
- 主分类号： C22C38/00
- IPC分类号： C22C38/00 ; C22C38/42 ; C22C38/58 ; C22C38/60 ; C22C38/16
摘要：
A free machining cold formable austenitic stainless steel alloy and articles made therefrom which contains in weight percent about______________________________________ w/o ______________________________________ Carbon 0.15 Max. Manganese 4 Max. Chromium 14-20 Nickel 8-12 Copper 1.0-2.4 Nitrogen 0.2 Max. Free Machining 0.02-0.25 Additive ______________________________________ with the balance iron and preferably no more than 2 w/o manganese, 1 w/o silicon, 0.04 w/o phosphorus, 0.08 w/o nitrogen. Also, the alloy preferably contains 1.4-2.0 w/o copper and the free machining additive is 0.08-0.14 w/o sulfur.
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