Surgical stainless steel of body piercing jewellery and body modification implants. 440 and 420 stainless steels, known also by the name "Cutlery Stainless Steel", are high carbon steels alloyed with chromium. They have very good corrosion resistance compared to other cutlery steels, but their corrosion resistance is inferior to 316 stainless. Biomedical cutting instruments are often made from 440 or 420 stainless due to its high hardness coupled with acceptable corrosion resistance. This type of stainless steel may be slightly magnetic. Surgical stainless steel Surgical stainless steel is a grade of stainless steel used in biomedical applications. The most common "surgical steels" are
The Stainless Steel Rat Hanasu - a disgraced Kekkonshiki council leader - he persuades them to reinterpret their teachings, and they embark on a more peaceful co-existence with the rest of humanity. (Incidentally "Kekkonshiki" is the romanization of the Japanese word for "Marriage Ceremony" 結婚式.) The MIT class ring, commonly referred to as "The Brass Rat", when cast in Celestrium (also known as jeweler's steel) is often referred to as "The Stainless Steel Rat" in reference to The Stainless Steel Rat series. The Chinese activist Liu Di, writing under the screen name "Stainless Steel Rat" (不锈钢老鼠), became a high-profile symbol for democracy and free