Central gusset (169)

Tekla Structures
Modified: 9 Oct 2023
2024
Tekla Structures

Central gusset (169)

Central gusset (169) connects 1 to 4 braces to a beam or column using a gusset plate, which is bolted or welded to the beam or column. The braces are bolted to the gusset plate.

Objects created

  • Gusset plate

  • Seal plates

  • Bolts

  • Welds

Use for

Situation Description

Four braces connected with a bolted gusset plate

Before you start

Create a beam or column, and 1 to 4 braces.

Selection order

  1. Select the main part (beam or column).

  2. Select the first secondary part (first brace).

  3. Select the rest of the secondary parts (braces).

  4. Click the middle mouse button to create the component.

Part identification key

Description

1

Gusset plate

Picture tab

Use the Picture tab to define the brace positions.

Brace positions

Description

1

Horizontal distance between the braces

2

Vertical distance between the braces

3

Brace dimension from the gusset edge

Gusset tab

Use the Gusset tab to control the gusset plate properties and shape, the connection type, and brace notches.

Plates

Option Description

Gusset

Thickness, width, and height of the gusset plate

Seal plate

Thickness of the seal plate

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.

Gusset plate shape

Select the gusset plate shape.

Gusset plate position on the brace

Define where to place the gusset plate on the brace. If needed, you can fine-tune the gusset plate position by moving the gusset plate in the z or y direction.

Option Description

Default

Gusset plate is positioned in the middle of the brace.

AutoDefaults can change this option.

Gusset plate is positioned on the top flange of the brace.

You can also select to position the gusset plate on the bottom flange of the brace.

Define how much the gusset plate is moved in the z direction.

Brace notch

Option Description

Select whether the brace is notched.

You may want to notch the brace if the plate collides with the brace flange or if you want to create slots in the hollow braces.

The last option creates a notch and fastens the plate to the brace by using a bolt.

  1. Vertical notch dimension

  2. Horizontal notch dimension

  3. Notch angle

Define the plate distance from the brace outer edge.

Select whether to create bevel cuts at the brace ends or whether to create a square brace end.

Brace bolts 1 tab

Use the Brace bolts 1 tab to define the bolt group dimensions and bolt properties of the first brace.

Bolt group dimensions

Description

1

Select how to measure the dimensions for horizontal bolt group position.

  • Left: From the left edge of the secondary part to the leftmost bolt.

  • Middle: From the center line of the secondary part to the center line of the bolts.

  • Right: From the right edge of the secondary part to the rightmost bolt.

2

Dimension for horizontal bolt group position.

3

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

4

Number of bolts.

5

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

6

Bolt edge distance from the gusset center line.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Slotted holes

You can define slotted, oversized, or tapped holes.

Option

Description

Default

1

Vertical dimension of slotted hole.

0, which results in a round hole.

2

Horizontal dimension of slotted hole, or allowance for oversized holes.

0, which results in a round hole.

Hole type

Slotted creates slotted holes.

Oversized creates oversized holes.

No hole does not create holes.

Tapped creates tapped holes.

Rotate Slots

When the hole type is Slotted, this option rotates the slotted holes.

Slots in

Part(s) in which slotted holes are created. The options depend on the component in question.

Bolt assembly

The selected check boxes define which component objects (bolt, washers, and nuts) are used in the bolt assembly.

If you want to create a hole only, clear all the check boxes.

To modify the bolt assembly in an existing component, select the Effect in modify checkbox and click Modify.

Bolt length increase

Define how much the bolt length is increased. Use this option when, for example, painting requires the bolt length to be increased.

Bolting direction

Option

Description

Default

Bolting direction 1

AutoDefaults can change this option.

Bolting direction 1

Bolting direction 2

Staggering of bolts

Option

Description

Default

Not staggered

AutoDefaults can change this option.

Not staggered

Staggered type 1

Staggered type 2

Staggered type 3

Staggered type 4

Brace bolts 2 tab

Use the Brace bolts 2 tab to define the bolt group dimensions and bolt properties of the second brace.

Bolt group dimensions

Description

1

Select how to measure the dimensions for horizontal bolt group position.

  • Left: From the left edge of the secondary part to the leftmost bolt.

  • Middle: From the center line of the secondary part to the center line of the bolts.

  • Right: From the right edge of the secondary part to the rightmost bolt.

2

Dimension for horizontal bolt group position.

3

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

4

Number of bolts.

5

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

6

Bolt edge distance from the gusset center line.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Bolting direction

Option

Description

Default

Bolting direction 1

AutoDefaults can change this option.

Bolting direction 1

Bolting direction 2

Staggering of bolts

Option

Description

Default

Not staggered

AutoDefaults can change this option.

Not staggered

Staggered type 1

Staggered type 2

Staggered type 3

Staggered type 4

Brace bolts 3

Use the Brace bolts 3 tab to define the bolt group dimensions and bolt properties of the third brace.

Bolt group dimensions

Description

1

Select how to measure the dimensions for horizontal bolt group position.

  • Left: From the left edge of the secondary part to the leftmost bolt.

  • Middle: From the center line of the secondary part to the center line of the bolts.

  • Right: From the right edge of the secondary part to the rightmost bolt.

2

Dimension for horizontal bolt group position.

3

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

4

Number of bolts.

5

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

6

Bolt edge distance from the gusset center line.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Bolt length increase

Define how much the bolt length is increased. Use this option when, for example, painting requires the bolt length to be increased.

Bolting direction

Option

Description

Default

Bolting direction 1

AutoDefaults can change this option.

Bolting direction 1

Bolting direction 2

Staggering of bolts

Option

Description

Default

Not staggered

AutoDefaults can change this option.

Not staggered

Staggered type 1

Staggered type 2

Staggered type 3

Staggered type 4

Brace bolts 4 tab

Use the Brace bolts 4 tab to define the bolt group dimensions and bolt properties of the fourth brace.

Bolt group dimensions

Description

1

Select how to measure the dimensions for horizontal bolt group position.

  • Left: From the left edge of the secondary part to the leftmost bolt.

  • Middle: From the center line of the secondary part to the center line of the bolts.

  • Right: From the right edge of the secondary part to the rightmost bolt.

2

Dimension for horizontal bolt group position.

3

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

4

Number of bolts.

5

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

6

Bolt edge distance from the gusset center line.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Bolt length increase

Define how much the bolt length is increased. Use this option when, for example, painting requires the bolt length to be increased.

Bolting direction

Option

Description

Default

Bolting direction 1

AutoDefaults can change this option.

Bolting direction 1

Bolting direction 2

Staggering of bolts

Option

Description

Default

Not staggered

AutoDefaults can change this option.

Not staggered

Staggered type 1

Staggered type 2

Staggered type 3

Staggered type 4

General tab

Click the link below to find out more:

General tab

Analysis tab

Click the link below to find out more:

Analysis tab

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