diff --git a/SGGL/FineUIPro.Web/HJGL/WeldingManage/PipelineListPDMSIn.aspx.cs b/SGGL/FineUIPro.Web/HJGL/WeldingManage/PipelineListPDMSIn.aspx.cs
index 0b72df78..1cbd2ad9 100644
--- a/SGGL/FineUIPro.Web/HJGL/WeldingManage/PipelineListPDMSIn.aspx.cs
+++ b/SGGL/FineUIPro.Web/HJGL/WeldingManage/PipelineListPDMSIn.aspx.cs
@@ -1103,36 +1103,7 @@ namespace FineUIPro.Web.HJGL.WeldingManage
             if (weldJoints_add.Count > 0)
             {
                 BLL.WeldJointService.AddBulkWeldJoint(weldJoints_add);
-            }
-            Model.SGGLDB db2 = Funs.DB;
-            List<Model.HJGL_WeldJoint> delJoints = new List<Model.HJGL_WeldJoint>();
-            var allWeldJoints2 = from x in db2.HJGL_WeldJoint
-                                 join y in db2.HJGL_Pipeline on x.PipelineId equals y.PipelineId
-                                 where y.UnitWorkId == Request.Params["UnitWorkId"]
-                                 select x;
-            foreach (var pipelineCode in pipelineCodes)
-            {
-                var pipelineWeldJointCodes = weldJoints.Where(x => x.PipelineCode == pipelineCode).Select(x => x.WeldJointCode).ToList();
-                var q = allWeldJoints2.Where(x => x.PipelineCode == pipelineCode && !pipelineWeldJointCodes.Contains(x.WeldJointCode)).ToList();
-                delJoints.AddRange(q);
-            }
-            if (delJoints.Count() > 0)
-            {
-                try
-                {
-                    db2.HJGL_WeldJoint.DeleteAllOnSubmit(delJoints);
-                    db2.SubmitChanges();
-                }
-                catch (Exception)
-                {
-                    string weldJointCodes = string.Empty;
-                    foreach (var item in delJoints)
-                    {
-                        weldJointCodes += item.WeldJointCode + ",";
-                    }
-                    Alert.ShowInParent(weldJointCodes, MessageBoxIcon.Warning);
-                }
-            }
+            }  
         }
 
         //public void AddView_HJGL_WeldJoint(List<Model.View_HJGL_WeldJoint> PipelineList)