Engineering Drawing Lettering Ratios
LETTERING TECHNIQUE LETTERING TYPES Lettering A Height of the capital letter is divided into 14 equal parts Lettering B Height of the capital letter is divided into 10 equal parts Your lettering must have the same height style and size. We can draw your CAD files and offer Engineering Consulting Services.
Technical Lettering Engineering Drawing
Mainly there are two types of lettering most commonly used in engineering drawing viz.
Engineering drawing lettering ratios. Mm kg kPa Only one style of character should be used throughout a drawing Vertical characters should be used for titles drawing and reference numbers Underlining of letters should be avoided. Need to digitally archive a project. Ie if AC is 2 BD should be 6.
Its easier to form smaller letters than larger ones. Others - 35 or 5mm. ESi will work together with contractors providing a design-build approach resulting on drawings fully coordinated with the clients request and contractors final goals in mind since the beginning.
244 rows The height of letters and numerals for engineering drawing are generally in the range of 25. The writing of alphabets and numerals such as A B C DZ and 1 2 39 0 respectively is called Lettering. - Different sizes of letters are used for different purposes.
Main Title - 7 or 10mm. Remember this is the text height on paper. The essential features of lettering used in engineering drawing are.
Lettering The style of engineering lettering we will use in this course is Single Stroke Gothic Lettering Notice that only capital letters are demonstrated since we will use only capital letters on drawings. The scale of a drawing is usually presented as a ratio and is read as illustrated in the following examples. There is also in the different styles a wide variation in the proportion of the thickness of the stem or stroke of the letters to their height ranging all the way from 13 to 116.
Engineering Services Inc ESi is a consulting engineering company focused in providing signed sealed designs and shop drawings which are required for contractors during their permitting process. On most drawings letters are made about 18 to 316 3mm to 5 mm high. Gothic Lettering and Roman Lettering.
22 and ¾ Inches 916 Inches 5 and ½ Inches White Cartolina glossy 7 Inches 2 Inches. You can find this height is consistent in many resources. It should be in the ratio 13 2.
PRINTER AND PLOTTER SUPPLIES. Single Stroke Gothic Lettering. Arrow head ratio is not maintained.
CAD DRAFTING AND BLUEPRINTING. - Generally the height to width ratio of letters and numerals are approximately 53. Letters with heavy stems are called Bold Face or Black Face and those with thin stems Light Face.
The size of course varies with the over-all size of the drawing. - The height to width ratio of the letters M and W are approximately 54. 1 1 Read as 1 inch on the drawing equals 1 inch on the actual component or system.
Lettering is an important part of any engineering drawing ED. Lay out light horizontal guidelines on your paper. Arrow head ratio 13 is maintained.
The purpose of learning Lettering in ED is to practice simple and standard way of writing any. This can also be stated as FULL SIZE in the scale block of the drawing. 18 is common text height equal to 3mm in metric and 14 is used for titles.
If you work with AutoCAD you need to set the correct height for your plot scale. Single Stroke Gothic Lettering. The measured distance on the drawing is the actual distance or size of the component.
Sub-title - 5 or 7mm. Single Stroke Gothic Lettering. 22 and ¾ Inches 14 and ¼ Inches 7 Inches 5 and ½ Inches White Cartolina glossy 7 Inches 2 Inches 58 Inch 28.
Practice Engineering Lettering Order and direction of Strokes 27. Letters Numerals and Lines Upper case letters should be used except for conventional refs. We can take that room-full of old drawings and turn it in to an organized CD or DVD.
Myself Abhilasha in this lectures we discuss the ratio of letters.
