diff --git a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
index fde0053f..1dd9771c 100644
--- a/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
+++ b/klp-wms/src/main/java/com/klp/controller/WmsMaterialCoilController.java
@@ -184,5 +184,16 @@ public class WmsMaterialCoilController extends BaseController {
         List<WmsMaterialCoilVo> distribution = iWmsMaterialCoilService.getDistributionByActualItemType(itemType, itemId);
         return R.ok(distribution);
     }
+
+
+
+    /**
+     * 查询未被任何发货计划引用的钢卷列表
+     * 用于发货计划选择钢卷时，避免选择已经被其他发货计划引用的钢卷
+     */
+    @GetMapping("/availableForDelivery")
+    public TableDataInfo<WmsMaterialCoilVo> getAvailableCoilsForDelivery(WmsMaterialCoilBo bo, PageQuery pageQuery) {
+        return iWmsMaterialCoilService.queryAvailableForDelivery(bo, pageQuery);
+    }
 }
 
diff --git a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
index 43c8b9b9..34a8dab0 100644
--- a/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
+++ b/klp-wms/src/main/java/com/klp/service/IWmsMaterialCoilService.java
@@ -99,5 +99,7 @@ public interface IWmsMaterialCoilService {
     List<com.klp.domain.vo.WmsMaterialCoilExportVo> queryExportList(WmsMaterialCoilBo bo);
 
     int exportCoil(@NotEmpty(message = "主键不能为空") Long coilId);
+
+    TableDataInfo<WmsMaterialCoilVo> queryAvailableForDelivery(WmsMaterialCoilBo bo, PageQuery pageQuery);
 }
 
diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
index 17cf1392..d5d894a3 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java
@@ -12,8 +12,10 @@ import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.klp.common.helper.LoginHelper;
 import com.klp.common.utils.StringUtils;
 import com.klp.common.utils.spring.SpringUtils;
+import com.klp.domain.WmsDeliveryPlan;
 import com.klp.domain.bo.*;
 import com.klp.domain.vo.*;
+import com.klp.mapper.WmsDeliveryPlanMapper;
 import com.klp.system.service.ISysUserService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -56,6 +58,7 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
     private final IWmsBomItemService bomItemService;
     private final IWmsProductService productService;
     private final ISysUserService userService;
+    private final WmsDeliveryPlanMapper deliveryPlanMapper;
 
     /**
      * 查询钢卷物料表
@@ -1752,4 +1755,83 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
 
         return lqw;
     }
+
+    /**
+     * 查询可用于发货计划的钢卷（未被任何发货计划引用的钢卷）
+     *
+     * @param bo 查询条件
+     * @param pageQuery 分页参数
+     * @return 钢卷分页列表
+     */
+    @Override
+    public TableDataInfo<WmsMaterialCoilVo> queryAvailableForDelivery(WmsMaterialCoilBo bo, PageQuery pageQuery) {
+        // 构建查询条件
+        LambdaQueryWrapper<WmsMaterialCoil> lqw = buildAvailableCoilQueryWrapper(bo);
+        Page<WmsMaterialCoilVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
+        return TableDataInfo.build(result);
+    }
+
+    /**
+     * 构建可用于发货计划的钢卷查询条件
+     * 排除已被任何发货计划引用的钢卷
+     *
+     * @param bo 查询条件
+     * @return 查询构造器
+     */
+    private LambdaQueryWrapper<WmsMaterialCoil> buildAvailableCoilQueryWrapper(WmsMaterialCoilBo bo) {
+        LambdaQueryWrapper<WmsMaterialCoil> lqw = Wrappers.lambdaQuery();
+
+        // 基础查询条件
+        lqw.eq(WmsMaterialCoil::getDelFlag, 0); // 未删除
+        lqw.eq(WmsMaterialCoil::getStatus, 0); // 在库状态
+        lqw.eq(WmsMaterialCoil::getDataType, 1); // 当前数据
+
+        // 应用传入的查询条件
+        if (StringUtils.isNotBlank(bo.getEnterCoilNo())) {
+            lqw.like(WmsMaterialCoil::getEnterCoilNo, bo.getEnterCoilNo());
+        }
+        if (StringUtils.isNotBlank(bo.getCurrentCoilNo())) {
+            lqw.like(WmsMaterialCoil::getCurrentCoilNo, bo.getCurrentCoilNo());
+        }
+        if (StringUtils.isNotBlank(bo.getSupplierCoilNo())) {
+            lqw.like(WmsMaterialCoil::getSupplierCoilNo, bo.getSupplierCoilNo());
+        }
+        if (bo.getWarehouseId() != null) {
+            lqw.eq(WmsMaterialCoil::getWarehouseId, bo.getWarehouseId());
+        }
+        if (bo.getItemId() != null) {
+            lqw.eq(WmsMaterialCoil::getItemId, bo.getItemId());
+        }
+        if (StringUtils.isNotBlank(bo.getItemType())) {
+            lqw.eq(WmsMaterialCoil::getItemType, bo.getItemType());
+        }
+
+        // 排除已被发货计划引用的钢卷
+        LambdaQueryWrapper<WmsDeliveryPlan> planQuery =Wrappers.lambdaQuery();
+        planQuery.eq(WmsDeliveryPlan::getDelFlag, 0)  // 过滤已删除的计划
+            .isNotNull(WmsDeliveryPlan::getCoil) // 只查有钢卷ID的计划
+            .ne(WmsDeliveryPlan::getCoil, "");   // 排除空字符串
+        List<WmsDeliveryPlan> plans = deliveryPlanMapper.selectList(planQuery);
+        if (!plans.isEmpty()) {
+            Set<Long> usedCoilIds = new HashSet<>();
+            for (WmsDeliveryPlan plan : plans) {
+                if (StringUtils.isNotBlank(plan.getCoil())) {
+                    String[] coilIds = plan.getCoil().split(",");
+                    for (String coilIdStr : coilIds) {
+                        try {
+                            usedCoilIds.add(Long.parseLong(coilIdStr.trim()));
+                        } catch (NumberFormatException ignored) {
+                            // 忽略无效的ID
+                        }
+                    }
+                }
+            }
+
+            if (!usedCoilIds.isEmpty()) {
+                lqw.notIn(WmsMaterialCoil::getCoilId, usedCoilIds);
+            }
+        }
+
+        return lqw;
+    }
 }