12L14 Steel - What is it? what is it used for? - Ryerson2022-08-24
2022年1月20日 Since 12L14 is an extraordinarily fast machining steel, it has become the favorite for automatic screw machine work. Screw machines are automated lathes which are used to machine turned parts. It, along with 1215, is nearly always used for simple parts like screws and fasteners that are not hardened. This grade also conforms to ASTM A108.
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