| 牌号 | Castle 4140 Q&T L80 |
| 厂家 | A. M. Castle & Co. |
| 分类 | Steel |
| 介绍 | Through heat treated steel, higher physicals than standard 4140 alloy, main choice when toughness is a consideration. L80 refers to minimum yield. L80 is 22 max RC. |
| A. M. Castle & Co. 产品展示 | 种类 |
|---|---|
| Castle 304L | Steel |
| Castle 4142 | Steel |
| Castle 1018 | Steel |
| Castle 11L17 | Steel |
| Castle E4340 VAR | Steel |
| Castle 347 | Steel |
| Castle 4140/4142 | Steel |
| Castle E8740 | Steel |
| Castle Nitriding 135 Mod | Steel |
| Castle 8630 | Steel |
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