经过一段时间的学习掌握了调整chart控件的相关代码

  public class ChartHelper
    {
        /// <summary>
        /// Name：添加序列
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="seriesName">序列名称</param>
        /// <param name="chartType">图表类型</param>
        /// <param name="color">颜色</param>
        /// <param name="markColor">标记点颜色</param>
        /// <param name="showValue">是否显示数值</param>
        public static void AddSeries(Chart chart, string seriesName, SeriesChartType chartType, Color color, Color markColor, bool showValue = false)
        {
            chart.Series.Add(seriesName);
            chart.Series[seriesName].ChartType = chartType;
            chart.Series[seriesName].Color = color;
            if (showValue)
            {
                chart.Series[seriesName].IsValueShownAsLabel = true;
                chart.Series[seriesName].MarkerStyle = MarkerStyle.Circle;
                chart.Series[seriesName].MarkerColor = markColor;
                chart.Series[seriesName].LabelForeColor = color;
                chart.Series[seriesName].LabelAngle = -90;
            }
        }

        /// <summary>
        /// Name：设置标题
        /// Author：by boxuming 2019-04-28 14:25
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="chartName">图表名称</param>
        public static void SetTitle(Chart chart, string chartName, Font font, Docking docking, Color foreColor)
        {
            chart.Titles.Add(chartName);
            chart.Titles[0].Font = font;
            chart.Titles[0].Docking = docking;
            chart.Titles[0].ForeColor = foreColor;
        }

        /// <summary>
        /// Name：设置样式
        /// Author：by boxuming 2019-04-23 14:04
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="backColor">背景颜色</param>
        /// <param name="foreColor">字体颜色</param>
        public static void SetStyle(Chart chart, Color backColor, Color foreColor)
        {
            chart.BackColor = backColor;
            chart.ChartAreas[0].BackColor = backColor;
            chart.ForeColor = Color.Red;
        }

        /// <summary>
        /// Name：设置图例
        /// Author：by boxuming 2019-04-23 14:30
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="docking">停靠位置</param>
        /// <param name="align">对齐方式</param>
        /// <param name="backColor">背景颜色</param>
        /// <param name="foreColor">字体颜色</param>
        public static void SetLegend(Chart chart, Docking docking, StringAlignment align, Color backColor, Color foreColor)
        {
            chart.Legends[0].Docking = docking;
            chart.Legends[0].Alignment = align;
            chart.Legends[0].BackColor = backColor;
            chart.Legends[0].ForeColor = foreColor;
        }

        /// <summary>
        /// Name：设置XY轴
        /// Author：by boxuming 2019-04-23 14:35
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="xTitle">X轴标题</param>
        /// <param name="yTitle">Y轴标题</param>
        /// <param name="align">坐标轴标题对齐方式</param>
        /// <param name="foreColor">坐标轴字体颜色</param>
        /// <param name="lineColor">坐标轴颜色</param>
        /// <param name="arrowStyle">坐标轴箭头样式</param>
        /// <param name="xInterval">X轴的间距</param>
        /// <param name="yInterval">Y轴的间距</param>
        public static void SetXY(Chart chart, string xTitle, string yTitle, StringAlignment align, Color foreColor, Color lineColor, AxisArrowStyle arrowStyle, double xInterval, double yInterval)
        {
            chart.ChartAreas[0].AxisX.Title = xTitle;
            chart.ChartAreas[0].AxisY.Title = yTitle;
            chart.ChartAreas[0].AxisX.TitleAlignment = align;
            chart.ChartAreas[0].AxisY.TitleAlignment = align;
            chart.ChartAreas[0].AxisX.TitleForeColor = foreColor;
            chart.ChartAreas[0].AxisY.TitleForeColor = foreColor;
            chart.ChartAreas[0].AxisX.LabelStyle = new LabelStyle() { ForeColor = foreColor };
            chart.ChartAreas[0].AxisY.LabelStyle = new LabelStyle() { ForeColor = foreColor };
            chart.ChartAreas[0].AxisX.LineColor = lineColor;
            chart.ChartAreas[0].AxisY.LineColor = lineColor;
            chart.ChartAreas[0].AxisX.ArrowStyle = arrowStyle;
            chart.ChartAreas[0].AxisY.ArrowStyle = arrowStyle;
            chart.ChartAreas[0].AxisX.Interval = xInterval;
            chart.ChartAreas[0].AxisY.Interval = yInterval;
        }

        /// <summary>
        /// Name：设置网格
        /// Author：by boxuming 2019-04-23 14:55
        /// </summary>
        /// <param name="chart">图表对象</param>
        /// <param name="lineColor">网格线颜色</param>
        /// <param name="xInterval">X轴网格的间距</param>
        /// <param name="yInterval">Y轴网格的间距</param>
        public static void SetMajorGrid(Chart chart, Color lineColor, double xInterval, double yInterval)
        {
           
            chart.ChartAreas[0].AxisX.MajorGrid.LineColor = lineColor;
            chart.ChartAreas[0].AxisY.MajorGrid.LineColor = lineColor;
            chart.ChartAreas[0].AxisX.MajorGrid.Interval = xInterval;
            chart.ChartAreas[0].AxisY.MajorGrid.Interval = yInterval;
        }
    }

        private void button4_Click(object sender, EventArgs e)
        {
            chart1.Series.Clear();
            chart1.Titles.Clear();
            chart1.ChartAreas[0].AxisX.Maximum = 10;//设定x轴的最大值为10
            chart1.ChartAreas[0].AxisY.Maximum = 40;//设定y轴的最大值为40
            chart1.ChartAreas[0].AxisX.Minimum = 1;//设定x轴的最小值1
            chart1.ChartAreas[0].AxisY.Minimum = 10;//设定y轴的最小值10
            ChartHelper.AddSeries(chart1, "曲线图", SeriesChartType.SplineRange, Color.FromArgb(100,46, 199, 201), Color.Red, true);
            ChartHelper.SetTitle(chart1, "曲线图", new Font("微软雅黑", 12), Docking.Bottom, Color.FromArgb(46, 199, 201));
            ChartHelper.SetStyle(chart1, Color.Transparent, Color.Black);
            ChartHelper.SetLegend(chart1, Docking.Top, StringAlignment.Center, Color.Transparent, Color.Black);
            ChartHelper.SetXY(chart1, "序号", "数值", StringAlignment.Far, Color.Black, Color.Black, AxisArrowStyle.SharpTriangle, 1, 2);
            ChartHelper.SetMajorGrid(chart1, Color.Black, 20, 2);
           
            RefreshData();

            
        }

末尾的RefreshData();是我自己设计的不通过数据库把数组添加到chart控件的方式，与题目没有太大关联，有兴趣的可以私信问我要源码。