Quick Answer: Where Should Dimension Lines Be Placed?

What are different types of dimensions?

Types of DimensionsSlowly Changing Dimensions.Rapidly Changing Dimensions.Junk Dimensions.Stacked dimensions.Inferred Dimensions.Conformed Dimensions.Degenerate Dimensions.Role-Playing Dimensions.More items….

What is the difference between a size dimension and a location dimension?

Size dimensions describe the size of each geometric feature. … Location dimensions show the location of each geometric feature within an object or view. Location dimensions tell the viewer where edges occur inside an object view.

What are leader lines?

A leader line is a line that establishes a connection between a graphical representation of an item and some text. A leader points to a bit of our drawing and says: ‘Oi – Look Here’ and ‘Read This! ‘.

What does it mean when a dimension is called out on a drawing?

Directly toleranced dimensions, use the tolerances called out in the drawing format, or have the tolerance included in the dimension. … They are “exact” dimensions. They are signified by placing a box around them.

What is width example?

more … The distance from side to side. Example: the width of this door is 80 cm.

Where is the dimension written on a dimension line?

Dimension Lines In machine sketches and drawings, in which fractions and decimals are used for dimensions, the dimension line is usually broken near the middle to provide open space for the dimension numerals.

What is the difference between dimension lines and extension lines?

Dimension & Extension Lines. Dimension Lines – show the direction and extent of the numerical size. They are thin lines and terminate with an arrowhead at each end. … Extension Lines – are used to extend a surface or a point beyond the outline of the object so that a numerical size can be related to that surface.

What are the dimensioning rules?

Overall dimensions should be placed the greatest distance away from the object so that intermediate dimensions can nest closer to the object to avoid crossing extension lines. 9. A dimension should be attached to only one view (i.e., extension lines should not connect two views).

What are the 3 types of drawing dimensions?

The basic types of dimensioning are linear, radial, angular, ordinate, and arc length.

What is double dimensioning?

4.5/5 (66 Views . 14 Votes) Dual dimensioning is the drafting practice of using multiple units of measure in a dimension in the same direction of a feature. SolidWorks and many other CAD programs support dual dimensioning.

What are the 8 rules of dimensioning?

Terms in this set (8)Rule 1: Dimensions should not be duplicated, nor should the same info be given in two different ways.Rule 2: Dimensions should be attached to the view that best shows the contour of the feature being dimensioned.Rule 3: … Rule 4: … Rule 5: … Rule 6: … Rule 7: … Rule 8:

Can dimension lines cross?

Dimension lines should not cross, if avoidable. Dimension lines and extension lines should not cross, if avoidable. Extension lines may cross each other. When extension lines cross extension lines or visible lines, no break in either should be made.

How do you indicate dimensions?

For example, a dimension of a rectangular room on a blueprint, 14′ 11″ X 13′ 10″ equates to a room size of 14 feet, 11-inches wide by 13 feet, 10-inches long. Dimensions are expressed as width by length by height or depth in three-dimensional space.

What goes first length or width?

The Graphics’ industry standard is width by height (width x height). Meaning that when you write your measurements, you write them from your point of view, beginning with the width. That’s important. When you give us instructions to create an 8×4 foot banner, we’ll design a banner for you that is wide, not tall.

Which way is length and width?

Summary: 1. Length is describing how long something is while width is describing how wide an object is. 2.In geometry, length pertains to the longest side of the rectangle while width is the shorter side.

How many dimensions does a plane have?

two dimensionalPlanes are two dimensional, but they can exist in three dimensional space.

What do basic dimensions mean?

In Geometric dimensioning and tolerancing, basic dimensions are defined as a numerical value used to describe the theoretically exact size, profile, orientation or location of a feature or datum target.

Where should dimensions be placed?

Dimensions should be given between points or surfaces which have a functional relationship to each other or which control the location of mating parts. 4. Dimensions should be given to finished surfaces or between important center lines (not to rough surfaces) wherever possible.

What are the two basic types of dimensions?

There are two classifications of dimensions: size and location.Size dimensions are placed in direct relationship to a feature to identify the specific size.Location dimensions are used to identify the relationship of a feature to another feature within an object.

What line weight should dimension lines be?

0.25mmThe default line weight in both Autocad and Inventor is 0.25mm. The recommended Line weight for the ‘Drawing frame’ (Border) for engineering drawings is 0.7mm.

What does a Dimension line look like?

The dimension line is a thin line, broken in the middle to allow the placement of the dimension value, with arrowheads at each end (see diagram below). An arrowhead is approximately 3 mm long and 1mm wide. That is, the length is roughly three times the width.