Engineering Graphic Modelling

5.13

TYPES OF DRAWING

TRILINEAR CHARTS

required

function

!

structure

form

material

dimension

surface

I

properties

achieved

required

function

structure

form

material

dimension

surface

properties

achieved

Term

Trilinear diagram, trilinear chart.

Use

BRINELL HARDNESS

OF NICKEL- BRONZE

ALLOYS

For relating three parameters any one of which is the compliment of

the other two. Used for representing the properties of alloys.

Characteristics

The diagram appears as an equilateral triangle having a number of

lines parallel with each side. A given line represents a certain percentage

of one of the parameters. A specific point in the diagram then gives ...