牌号 | Carpenter Stainless Type 420 |
厂家 | Carpenter Technology Corporation |
分类 | Steel |
介绍 | Carpenter Stainless Type 420 is a hardenable 12% chrome steel with higher strength and hardness and better wear resistance than Type 410 Stainless. Carpenter Stainless Type 420 has been used for cutlery, surgical and dental instruments, scissors, tempered rules, tapes and straight edges, gauges, needle valves, ball check valves, gears, shafts, cams, pivots, ball bearings, magnets, etc. It also has found uses at moderately elevated temperatures-such as springs, valve parts, etc. It should not be used for springs or heavily stressed parts that must operate at sub-zero temperatures. Plastic molders have found the unique properties of this steel of particular value. A few of the advantages provided by this steel for mold cavities have included: Corrosion resistance High strength at room and moderately elevated temperatures Cleanness and uniformity Accuracy in heat treatment Mirror-like finishes Long production runs Easy ejection Chrome plating unnecessary Less polishing time Can be hobbed moderately when annealed for maximum softness When order for plastic mold cavities, orders should specify "Carpenter Stainless Type 420 Mold Steel." |
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