鋳ちゅう片へんMeanings1nounslab; ingot slabTechnical term used in metal casting and smelting for a thick, flat piece of metal before further processing.製せい鉄てつ所じょでは、溶とけた鋼はがねを鋳ちゅう片へんに鋳ちゅう造ぞうする。At the steel mill, molten steel is cast into slabs.