| 牌号 | Castle 303 |
| 厂家 | A. M. Castle & Co. |
| 分类 | Steel |
| 介绍 | Free-machining modification of Type 302/304, for heavier cuts. Screw machine products; shafts; valves; bolts; bushings; nuts. Chrominum/Nickel Stainless steel to which elements have been added to improve machinability. |
| A. M. Castle & Co. 产品展示 | 种类 |
|---|---|
| Castle 4140 Q&T P110 | Steel |
| Castle 4140 Heat Treated Leaded | Steel |
| Castle A514 Gr Q | Steel |
| Castle 52100 | Steel |
| Castle 15Cr-5Ni H900 | Steel |
| Castle 420 Modified | Steel |
| Castle 1018 | Steel |
| Castle E4340 | Steel |
| Castle E4140 | Steel |
| Castle 4140 | Steel |
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