diff --git a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
index fc8aaa94..e25817cb 100644
--- a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
+++ b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
@@ -3518,6 +3518,8 @@ public class PartInformationServiceImpl extends ServiceImpl<PartInformationMappe
         data.setPlmPartNo(data.getPartNo());
         data.setIfsPartNo(data.getPartNo());
         data.setCreateBy(data.getUpdateBy());
+        // copy 时预计材料成本不沿用，默认为 0
+        data.setEstimatedMaterialCost(BigDecimal.ZERO);
         partInformationMapper.insert(data);
 
         // 物料属性