доделал

ProjectRepairWork/Entities/MaterialProcurement.cs

@@ -12,6 +12,8 @@ public class MaterialProcurement
     public int Id { get; private set; }
     [Browsable(false)]
     public int MaterialsId { get; private set; }
+    [DisplayName("Материалы")]
+    public string MaterailName { get; private set; } = string.Empty;
     [DisplayName("Дата закупки")]
     public DateTime ProcurmentDate { get; private set; }
     [DisplayName("Сумма закупки")]

ProjectRepairWork/Forms/FormMaterialProcurement.Designer.cs

@@ -57,6 +57,7 @@
             // numericUpDownMaterialRrocurement
             // 
             numericUpDownMaterialRrocurement.Location = new Point(153, 161);
+            numericUpDownMaterialRrocurement.Maximum = new decimal(new int[] { 100000, 0, 0, 0 });
             numericUpDownMaterialRrocurement.Name = "numericUpDownMaterialRrocurement";
             numericUpDownMaterialRrocurement.Size = new Size(150, 27);
             numericUpDownMaterialRrocurement.TabIndex = 2;

ProjectRepairWork/Forms/FormMaterialProcurements.cs

@@ -25,7 +25,12 @@ namespace ProjectRepairWork.Forms
         }
 
 
-        private void LoadList() => dataGridView.DataSource = _materialProcurementRepository.ReadMaterialProcurement();
+        private void LoadList()
+        {
+            dataGridView.DataSource = _materialProcurementRepository.ReadMaterialProcurement();
+            dataGridView.Columns["Id"].Visible = false;
+        }
+
 
 
 

ProjectRepairWork/Forms/FormMaterialsReport.cs

@@ -12,7 +12,6 @@ namespace ProjectRepairWork.Forms
 
         public FormMaterialsReport(IUnityContainer container)
         {
-            InitializeComponent();
             InitializeComponent();
             _container = container ?? throw new ArgumentNullException(nameof(container));
         }

ProjectRepairWork/Repositories/Implementation/MaterialProcurementRepository.cs

@@ -91,7 +91,8 @@ public class MaterialProcurementRepository : IMaterialProcurementRepository
             var querySelect = $@"
             SELECT 
                 mp.*,
-                bm.MaterialsType as MaterialsName
+                bm.MaterialsType as MaterailName
+
             FROM MaterialProcurement mp
             LEFT JOIN BuildingMaterials bm on bm.Id = mp.MaterialsId 
             {builder.Build()}";