Ну если два кода иметь и решарпер то вопросов не будет

 Columns.AddRange(new DataControlField[] {
                                                        new ButtonField
                                                            {
                                                                DataTextField = "PS_ORDER_NO",
                                                                HeaderText = "OrderNo",
                                                                ItemStyle = { HorizontalAlign = HorizontalAlign.Center },
                                                                ButtonType = ButtonType.Link,
                                                                Visible = true,
                                                                CommandName = CommandName,
                                                                
                                                            },
                                                        new BoundField() { HeaderText = "Item No:", DataField = "PS_ORDER_POS" },
                                                        new BoundField() { HeaderText = "Quantity:", DataField = "QTY" },
                                                    });