329LD
329LD
329LD具有优良的机械性能与耐腐蚀性能。在替代316L用途上，可以实现产品轻量化与更强的腐蚀性，可以实现产品轻量化。但是329LD延伸率比316L低，所以可以替代316L的部分浅加工的用途。
Features and Applications：
| Type | 329LD |
| Features | --The contents of Ni and Mo saving duplex stainless steel (Lean Duplex),Excellent pitting corrosion, crevice corrosion , intergranular corrosion, and stress corrosion cracking (SCC) resistance. |
| Applications | --Water pipe, Seawater facilities, Chemical facilities, Equipment for manufacturing paper, dye and fertilizer, Food processing industry, Structure in the costal area, Nuclear fuel reprocessing facilities |
Chemical Composition (wt％)
| Specs | C | Si | Mn | Ni | Cr | Mo | Cu |
|
TYPE 329LD |
≤0.030 |
0.3~0.6 |
2.3~2.7 |
2.3~2.7 |
20.0～20.4 |
1.3～1.5 |
0~0.5 |
Mechanical Properties：
| Specs | YS（Mpa） | TS（Mpa） | EL（%） | Hv | Remarks |
|
TYPE 329LD |
574 |
789 |
34 |
253 |
冷轧1.5t |
Applications Example：
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