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Gets or sets the point on the value axis where the category axis crosses it.
This property applies only to the value axis. To use a custom crossing point, set the axis crosses mode to Custom.
double CrossesAt { get; set; }
Property CrossesAt As Double
IChart chart = worksheet.Shapes.AddChart(ChartType.ColumnClustered, 20, 20, 300, 200).Chart;
IAxis axis = chart.Axes.Item(AxisType.Value, AxisGroup.Primary);
axis.Crosses = AxisCrosses.Custom;
axis.CrossesAt = 5.0;
double crossesAt = axis.CrossesAt;