Tapered column (136)

Tekla Structures
Modified: 5 Jan 2023
2025
Tekla Structures

Tapered column (136)

Tapered column (136) creates a transition plate between different size columns. The transition plates can either be tapered or straight.

Objects created

  • Diaphragm plates (penetrating and inner)

  • Transition plates

Use for

Situation Description

Penetrating and inner diaphragm plates, and a tapered section are created.

Selection order

  1. Select the main part (lower part).

  2. Select the secondary part (upper part).

    The connection is created automatically when the secondary part is selected.

Part identification key

Description

1

Penetrating diaphragm

2

Inner diaphragm

3

Transition plate (tapered)

4

Transition plate (straight)

Picture tab

The Picture tab illustrates the elevation to which all of the parts created by the connection are relative to.

Parameters tab

Use the Parameters tab to define the type of transition columns used in the connection. The short sections of columns can be created of rolled tubes or built up from plates.

Parts

Option Description

Penetrating diaphragm, Inner diaphragm

Define the thickness on the Diaphragm tab.

Tapered section

Thickness of the section.

Buildup section

Thickness of the section.

Upper rolled col

Select the profile from the profile catalog.

Lower rolled col

Select the profile from the profile catalog.

Option

Description

Default

Pos_No

Prefix and start number for the part position number.

Some components have a second row of fields where you can enter the assembly position number.

The default part start number is defined in the Components settings in File menu > Settings > Options.

Material

Material grade.

The default material is defined in the Part material box in the Components settings in File menu > Settings > Options.

Name

Name that is shown in drawings and reports.

Finish

Describes how the part surface has been treated.

Tapered section position

Option Description

Default

Tapered section is in the upper location.

AutoDefaults can change this option.

Tapered section is not created.

Tapered section is in the upper location.

Tapered section is in the lower location.

Straight short column type

Option Description

Default

Short straight column is created using the defined rolled profile.

AutoDefaults can change this option.

Short straight column is created using the defined rolled profile.

Short straight column is created using the defined built-up plate.

Solid weld cut

Solid weld cut creates beveled cuts for groove welds in the built-up and tapered column plate edges.

Option Description

Default

Beveled edge cuts are not created.

AutoDefaults can change this option.

Beveled edge cuts are created.

Beveled edge cuts are not created.

Diaphragm tab

Use the Diaphragm tab to set the number, position and type of the diaphragm plates created in the connection.

Option Description Default

t

Diaphragm plate thickness.

No default

Enter a plate thickness to create the diaphragm plate.

Level

Relative distance from the elevation level shown on the Picture tab.

Enter a plus or minus dimension to locate the desired diaphragm.

Depth

Position of the diaphragm in relation to the value entered in the Level box.

Offset

Diaphragm plate offset from the value entered in the Level box.

0"
Diaphragm

Diaphragm type.

Bevel cut

Position of the bevel cut on the diaphragm plate.

Penetrating diaphragm

Use the Penetrating diaphragm tab to control the size and shape of the diaphragm plate. You can also add holes to the plate and set the root distance from the diaphragm to the column.

Welding gap

Description Default

1

Welding gap to the upper column.

Distance from the column to the diaphragm plate.

0"

2

Welding gap to the tower column.

Distance from the column to the diaphragm plate.

0"

Dimensions

Description Default

1

Diaphragm plate edge distance outside of the face of column.

1"

2

Diameter of the center hole in the diaphragm plate.

13/16"

3

Diameter of corner holes created in each corner of the diaphragm plate.

To create corner holes you must enter a value.

4

Position of the corner holes in relation to the face of column.

1"3/16

Chamfer type

Option Description

Default

No chamfer

AutoDefaults can change this option.

No chamfer

Line chamfer

Convex arc chamfer

Concave arc chamfer

Chamfer dimensions

Description

1

Vertical chamfer dimension.

2

Horizontal chamfer dimension.

Inner diaphragm

Use the Inner diaphragm tab to control the size of the diaphragm plate. You can also add holes to the plate and chamfer the corners.

Dimensions

Description Default

1

Weld gap

Distance from the inside face of the column to the diaphragm plate.

2

Diameter of the center hole in the diaphragm plate.

13/16"

3

Diameter of the corner holes created in each corner of the diaphragm plate.

To create corner holes you must enter a value.

4

Position of the corner holes in relation to the edge of the inner diaphragm plate.

1"3/16

Chamfer type

Option Description

Default

No chamfer

AutoDefaults can change this option.

No chamfer

Line chamfer

Convex arc chamfer

Concave arc chamfer

Chamfer dimensions

Description

1

Vertical chamfer dimension.

2

Horizontal chamfer dimension.

General tab

Click the link below to find out more:

General tab

Design tab

Click the link below to find out more:

Design tab

Analysis tab

Click the link below to find out more:

Analysis tab

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