通用型
| Item Type | Steel Grade | Abb. | Main Composition（average）% | ||||||
| C | W | M0 | Cr | V | C0 | ||||
| Genera lType | W18Cr4V | W18 | 0.75 | 18 | - | 4.1 | 1.1 | - | |
| W9M03Cr4V | W9 | 0.82 | 9 | 3 | 4.1 | 1.5 | - | ||
| W6M05Cr4V2 | M2 | 0.85 | 6.1 | 5 | 4.1 | 2 | - | ||
| W4M03Cr4Vsi | W4 | 0.93 | 4 | 3 | 4.1 | 1.5 | - | Si0.75 | |
| Steel Grade | Characteristics | Main Application | Hardness | ||||||
| W18Cr4V | Representative steel grade of W series, wear-resisting, good grindability, not easy to oxidize and decarburized | Lathe tool, broach, bit of a drill, milling cutter, etc. | HRC≥62 | ||||||
| W9M03Cr4V | Good grindability and heat plasticity, easy to forge and roll | Cutting tools such as Lathe tool, trough and vertical milling cutters, etc. | HRC≥62 | ||||||
| W6M05Cr4V2 | Good overall performance | Widely used for manufacturing various cutting tools, bit of a drill, reamer, milling cutter, saw blade,etc. | HRC≥62 | ||||||
| W4M03Cr4Vsi | Low alloy with high perfomance, economical type for saving cost | Used for mill various cutting tools such as bit of a drill, vertical milling cutter, etc. | HRC≥62 | ||||||
