# Grain Refinement and Strengthening Mechanisms of In-situ Follow-up Hammering-Assisted Wire Arc Additive Manufacturing for Hydraulic Turbine Blade Repairing

> Research article (Metals and Materials International, 2022) · cited 13× · AI/ML

**Wikidata**: [openalex:W4311650967](https://www.wikidata.org/wiki/openalex:W4311650967)  
**Source**: https://4ort.xyz/entity/grain-refinement-and-strengthening-mechanisms-of-in-situ-follow-up-hammering-assisted-wire-arc-additive-manufacturing-fo