diff --git a/src/main/java/com/gaotao/modules/pms/controller/QcController.java b/src/main/java/com/gaotao/modules/pms/controller/QcController.java
index 106e632..51b057d 100644
--- a/src/main/java/com/gaotao/modules/pms/controller/QcController.java
+++ b/src/main/java/com/gaotao/modules/pms/controller/QcController.java
@@ -1930,6 +1930,15 @@ public class QcController {
         return R.ok().put("page", page);
     }
 
+    /**
+     * 删除文件库中的SOP文件（file_management）
+     **/
+    @PostMapping("/sopAvailableFiles/delete")
+    public R deleteSopAvailableFiles(@RequestBody List<Map<String, Object>> dataList){
+        qcService.deleteSopAvailableFiles(dataList);
+        return R.ok();
+    }
+
     /**
      * 物料档案 SOP：批量本地上传，落盘 D:\sop_files 并直接写入 file_management（不调用存储过程）
      **/
diff --git a/src/main/java/com/gaotao/modules/pms/mapper/QcMapper.java b/src/main/java/com/gaotao/modules/pms/mapper/QcMapper.java
index ddee601..6a059d9 100644
--- a/src/main/java/com/gaotao/modules/pms/mapper/QcMapper.java
+++ b/src/main/java/com/gaotao/modules/pms/mapper/QcMapper.java
@@ -532,6 +532,11 @@ public interface QcMapper {
      */
     IPage<Map<String, Object>> sopAvailableFiles(IPage<Map<String, Object>> page, @Param("params") Map<String, Object> params);
 
+    /**
+     * 删除文件库中的SOP文件（file_management）
+     */
+    int deleteSopAvailableFile(@Param("params") Map<String, Object> params);
+
     /**
      * 插入SOP记录
      */
diff --git a/src/main/java/com/gaotao/modules/pms/service/Impl/QcServiceImpl.java b/src/main/java/com/gaotao/modules/pms/service/Impl/QcServiceImpl.java
index 78f3b79..f7f3508 100644
--- a/src/main/java/com/gaotao/modules/pms/service/Impl/QcServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/pms/service/Impl/QcServiceImpl.java
@@ -4303,6 +4303,30 @@ public class QcServiceImpl implements QcService {
         return new PageUtils(resultPage);
     }
 
+    @Override
+    @Transactional
+    public void deleteSopAvailableFiles(List<Map<String, Object>> dataList) {
+        if (dataList == null || dataList.isEmpty()) {
+            return;
+        }
+        for (Map<String, Object> params : dataList) {
+            if (params == null || params.isEmpty()) {
+                continue;
+            }
+            int deletedRows = qcMapper.deleteSopAvailableFile(params);
+            if (deletedRows <= 0) {
+                continue;
+            }
+            String sopUrl = params.get("sopUrl") == null ? "" : String.valueOf(params.get("sopUrl"));
+            if (StringUtils.isNotBlank(sopUrl)) {
+                File localFile = new File(sopUrl);
+                if (localFile.exists() && !localFile.delete()) {
+                    log.warn("删除本地SOP文件失败: {}", sopUrl);
+                }
+            }
+        }
+    }
+
     @Override
     @Transactional
     public void sopFileUploadSave(List<Map<String, Object>> dataList) {
diff --git a/src/main/java/com/gaotao/modules/pms/service/QcService.java b/src/main/java/com/gaotao/modules/pms/service/QcService.java
index 5b5dc8a..46f5065 100644
--- a/src/main/java/com/gaotao/modules/pms/service/QcService.java
+++ b/src/main/java/com/gaotao/modules/pms/service/QcService.java
@@ -285,6 +285,11 @@ public interface QcService {
      */
     PageUtils sopAvailableFiles(Map<String, Object> params);
 
+    /**
+     * 删除文件库中的SOP文件（file_management）
+     */
+    void deleteSopAvailableFiles(List<Map<String, Object>> dataList);
+
     /**
      * 保存SOP文件关联
      */
diff --git a/src/main/resources/mapper/pms/QcMapper.xml b/src/main/resources/mapper/pms/QcMapper.xml
index d4ab72f..2b02dad 100644
--- a/src/main/resources/mapper/pms/QcMapper.xml
+++ b/src/main/resources/mapper/pms/QcMapper.xml
@@ -4001,6 +4001,7 @@
     <!-- 查询可用的SOP文件 -->
     <select id="sopAvailableFiles" resultType="map">
         SELECT
+            A.id,
             A.site,
             A.bu_no as buNo,
             A.file_no as fileNo,
@@ -4037,6 +4038,25 @@
 
     </select>
 
+    <!-- 删除文件库中的SOP文件（file_management） -->
+    <delete id="deleteSopAvailableFile">
+        DELETE FROM file_management
+        <where>
+            <choose>
+                <when test="params.id != null">
+                    id = #{params.id}
+                </when>
+                <otherwise>
+                    site = #{params.site}
+                    AND bu_no = #{params.buNo}
+                    AND file_no = #{params.fileNo}
+                    AND ISNULL(sop_rev_no, '') = ISNULL(#{params.sopRevNo}, '')
+                </otherwise>
+            </choose>
+            AND ISNULL(public_flag, 'N') = 'N'
+        </where>
+    </delete>
+
     <!-- 插入SOP记录 -->
     <insert id="insertSopRecord">
         INSERT INTO part_sop (