# Effect of the microhardness difference between base metal and bionic coupling unit on wear resistance of gray cast iron

> Research article (Optics & Laser Technology, 2015) · cited 18× · AI/ML

**Wikidata**: [openalex:W2153751579](https://www.wikidata.org/wiki/openalex:W2153751579)  
**Source**: https://4ort.xyz/entity/effect-of-the-microhardness-difference-between-base-metal-and-bionic-coupling-unit-on-wear-resistance-of-gray-cast-iron