diff --git a/klp-ui/src/views/wms/coil/info/components/LifecycleTrace.vue b/klp-ui/src/views/wms/coil/info/components/LifecycleTrace.vue
index 76ee4740..c195d607 100644
--- a/klp-ui/src/views/wms/coil/info/components/LifecycleTrace.vue
+++ b/klp-ui/src/views/wms/coil/info/components/LifecycleTrace.vue
@@ -6,7 +6,7 @@
     </div>
     <div class="section-body">
       <coil-trace-result :trace-result="traceResult">
-        <template #stepBody="{ step, compact }">
+        <template #stepBody="{ step, compact, allSteps }">
           <div class="step-item">
             <template v-if="step.action === '创建'">
               <div v-if="compact" class="step-content step-content-compact step-content-inbound">
@@ -14,9 +14,9 @@
                   <div class="coil-card-header inbound-header">
                     <span class="card-label">&#128230; 入库</span>
                   </div>
-                  <CoilCardCompact v-for="(coil, idx) in step.newCoilInfoList" :key="idx" :coil="coil"
+                  <CoilCardCompact v-for="(coil, idx) in getCreationCoils(step, allSteps)" :key="idx" :coil="coil"
                     v-if="coil && coil.currentCoilNo !== '-'" variant="inbound" />
-                  <div v-if="isEmpty(step.newCoilInfoList)" class="empty-coil">
+                  <div v-if="isEmpty(getCreationCoils(step, allSteps))" class="empty-coil">
                     <span>无钢卷信息</span>
                   </div>
                 </div>
@@ -37,9 +37,9 @@
                   <div class="coil-card-header inbound-header">
                     <span class="card-label">&#128230; 入库</span>
                   </div>
-                  <CoilCardFuturistic v-for="(coil, idx) in step.newCoilInfoList" :key="idx" :coil="coil" type="inbound"
+                  <CoilCardFuturistic v-for="(coil, idx) in getCreationCoils(step, allSteps)" :key="idx" :coil="coil" type="inbound"
                     v-if="coil && coil.currentCoilNo !== '-'" />
-                  <div v-if="isEmpty(step.newCoilInfoList)" class="empty-coil">
+                  <div v-if="isEmpty(getCreationCoils(step, allSteps))" class="empty-coil">
                     <span>无钢卷信息</span>
                   </div>
                 </div>
@@ -152,6 +152,31 @@ export default {
   methods: {
     isEmpty(list) {
       return !list || list.length === 0 || list.every(c => !c || c.currentCoilNo === '-')
+    },
+    // 获取创建步骤的钢卷列表（含兜底逻辑）
+    getCreationCoils(step, allSteps) {
+      // 如果已有有效钢卷信息，直接返回
+      if (!this.isEmpty(step.newCoilInfoList)) return step.newCoilInfoList
+
+      // 兜底1：从后续步骤的"变更前"获取（加工前的钢卷）
+      // 使用 display_step 或 storage_index 匹配步骤（避免 traceLayout 下对象引用不一致）
+      if (allSteps && allSteps.length > 1) {
+        const stepId = step.original?.display_step ?? step.original?.storage_index
+        const idx = stepId != null
+          ? allSteps.findIndex(s => (s.original?.display_step ?? s.original?.storage_index) === stepId)
+          : -1
+        if (idx >= 0 && idx < allSteps.length - 1) {
+          const nextStep = allSteps[idx + 1]
+          if (!this.isEmpty(nextStep.oldCoilInfoList)) return nextStep.oldCoilInfoList
+        }
+      }
+
+      // 兜底2：使用当前钢卷信息作为创建的卷
+      if (this.coilInfo && this.coilInfo.currentCoilNo && this.coilInfo.currentCoilNo !== '-') {
+        return [this.coilInfo]
+      }
+
+      return step.newCoilInfoList
     }
   }
 }
diff --git a/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue b/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
index befb579f..cffd7a85 100644
--- a/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
+++ b/klp-ui/src/views/wms/coil/panels/CoilTraceResult.vue
@@ -5,7 +5,7 @@
       <div v-if="panel.type === 'linear'" :key="'lin-' + pIdx" class="trace-panel-block">
         <el-card shadow="hover" v-for="(rawStep, idx) in panel.steps">
           <template v-if="$scopedSlots.stepBody">
-            <slot name="stepBody" :step="formatStep(rawStep)" :compact="false" />
+            <slot name="stepBody" :step="formatStep(rawStep)" :compact="false" :all-steps="standardSteps" />
           </template>
           <trace-step-body v-else :standard-step="formatStep(rawStep)" :get-step-tag-type="getStepTagType"
             :parse-changed-fields="parseChangedFields" />
@@ -23,7 +23,7 @@
             <div class="lane-steps-stack">
               <el-card v-for="(rawStep, si) in lane" :key="si" shadow="hover" class="lane-step-card mb10">
                 <template v-if="$scopedSlots.stepBody">
-                  <slot name="stepBody" :step="formatStep(rawStep)" :compact="true" />
+                  <slot name="stepBody" :step="formatStep(rawStep)" :compact="true" :all-steps="standardSteps" />
                 </template>
                 <trace-step-body v-else :standard-step="formatStep(rawStep)" :get-step-tag-type="getStepTagType"
                   :parse-changed-fields="parseChangedFields" compact />
@@ -35,7 +35,7 @@
           <el-divider content-position="center">合卷汇聚</el-divider>
           <el-card shadow="hover">
             <template v-if="$scopedSlots.stepBody">
-              <slot name="stepBody" :step="formatStep(panel.mergeStep)" :compact="false" />
+              <slot name="stepBody" :step="formatStep(panel.mergeStep)" :compact="false" :all-steps="standardSteps" />
             </template>
             <trace-step-body v-else :standard-step="formatStep(panel.mergeStep)" :get-step-tag-type="getStepTagType"
               :parse-changed-fields="parseChangedFields" />