Welded column with stiffeners (128)

Tekla Structures
2021
Tekla Structures

Welded column with stiffeners (128)

Creates a welded beam to column connection. By default, creates the necessary notches in the secondary beam flanges and web. The secondary beam can be level or sloped. Stiffener plates on the opposite side of the column web are optional.

Objects created

  • Stiffeners (optional)

  • Weld backing bars (optional)

  • Web doubler plate (optional)

  • Bolts

  • Welds

  • Cuts

Use for

Situation

Description

Welded to the column with weld prep and stiffener options.

Selection order

  1. Select the main part (column).
  2. Select the secondary part (beam).

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

Picture tab

Use the Picture tab to control the gaps and shape of the secondary beam end cut.

Dimensions

Description Default
1

Cutting point of the secondary beam. The cutting point is defined as a gap between the main and the secondary part.

General / gap (0.0625”)

2 mm

2

Chamfer type.

Options: No, Line, Cope, or Arc.

No chamfer

3

Width of the secondary flange chamfer.

Equal to the fillet radius of the main part profile.

4

Height of the secondary flange chamfer.

Equal to the fillet radius of the main part profile.

Note:

This information relates only to the U.S. imperial environment. GENERAL defaults can be found in the joints.def file in the system folder and can be modified as required.

Stiffeners tab

Use the Stiffeners tab to control the stiffener plate dimensions, orientation, position, and type.

Stiffener plate dimensions

Part Description

Top NS

Define the top near side stiffener thickness, width and height.

Top FS

Define the top far side stiffener thickness, width and height.

Bottom NS

Define the bottom near side stiffener thickness, width and height.

Bottom FS

Define the bottom far side stiffener thickness, width and height.

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.

Stiffener orientation

Option

Description

Default

Stiffeners are parallel to the secondary part.

AutoDefaults can change this option.

Stiffeners are parallel to the secondary part.

Stiffeners are perpendicular to the main part.

Stiffener creation

Option

Description

Default

Stiffeners are created.

AutoDefaults can change this option.

Automatic

Stiffeners are created when necessary.

No stiffeners are created.

Stiffeners are created.

Stiffener shape

Option

Description

Default

Line chamfered stiffener plates

AutoDefaults can change this option.

Automatic

Line chamfered stiffener plates

Square stiffener plates

Stiffener plates with a gap for the main part web rounding

Line chamfered stiffener plates

Stiffener positions

Description

1

Size of the gap between the stiffener and the beam web edge.

2

Size of the gap between the top near side stiffener and the beam flange edge.

3

Size of the gap between the bottom near side stiffener and the beam flange edge.

4

Size of the gap between the bottom far side stiffener and the beam flange edge.

5

Size of the gap between the top far side stiffener and the beam flange edge.

Stiffener gap

Table 1.

Description

1

Distance from the edge of the flange to the edge of the stiffener.

2

Size of the gap between the flanges and the stiffener.

Chamfer dimensions

Description

Default

1

Vertical dimension of the chamfer.

10 mm

2

Horizontal dimension of the chamfer.

10 mm

Chamfer type

Option

Description

Default.

Line chamfer

AutoDefaults can change this option.

No chamfer

Line chamfer

Convex arc chamfer

Concave arc chamfer

Beam cut tab

Use the Beam cut tab to control weld backing bars, weld access holes, beam end preparations, and flange cuts.

Weld backing bar

Option

Description

Weld backing bar

Weld backing bar thickness and width.

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.

Weld access hole dimensions

Description

1

Gap between the secondary part top flange and the main part.

2

Vertical dimensions for the top and the bottom weld access holes.

3

Horizontal dimensions for the top and the bottom weld access holes.

4

Gap between the secondary part web and the main part.

Tekla Structures adds the value you enter here to the gap you enter on the Picture tab.

5

Gap between the secondary part bottom flange and the main part.

Tekla Structures adds the value you enter here to the gap you enter on the Picture tab.

Weld access holes

Option

Description

Default

Default

Round weld access hole

AutoDefaults can change this option.

Round weld access hole

Square weld access hole

Diagonal weld access hole

Round weld access hole with a radius that you can define in

Extended cone-shaped weld access hole with a radius and dimensions that you can define in and

Cone-shaped weld access hole with radiuses that you can define in and

Capital R defines the large radius (height).

Small r defines the small radius.

R = 35

r = 10

Beam end preparation

Option

Description

Default

Top and bottom flange are prepared.

AutoDefaults can change this option.

Automatic

Top and bottom flange are prepared.

Beam end is not prepared.

Top and bottom flange are prepared.

Flange cut

Option for top flange

Option for bottom flange

Description

Default

Flange is not cut.

AutoDefaults can change this option.

Flange is not cut.

Flange is cut.

Weld backing bars

Option for top backing bar

Option for bottom backing bar

Description

Default

Backing bars are created inside the flanges.

AutoDefaults can change this option.

No backing bars are created.

Backing bars are created inside the flanges.

Backing bars are created outside the flanges.

Weld backing bar length

Enter the length of the weld backing bar in the box below the options.

Option

Description

Default

Absolute length of the backing bar

AutoDefaults can change this option.

Absolute length of the backing bar

Extension beyond the edge of the flange

Weld backing bar position

Option

Description

Enter a positive or a negative value to move the front end of the backing bar relative to the end of the flange.

Assembly type

Define the location where the weld backing bar welds are made. When you select the Workshop option, Tekla Structures includes the backing bars in the assembly.

Notch tab

Use the Notch tab to automatically create notches for the secondary beam and to control the notch properties. The Notch tab has two sections: automatic properties (top section) and manual properties (bottom section). Automatic and manual notching properties work independently from each other.

Automatic notching

Automatic notching options affect both the top and the bottom flange.

Notch shape

Automatic notching is switched on when you select a notch shape.

Option

Description

Default

Creates notches to the secondary beam.

AutoDefaults can change this option.

Creates notches to the secondary beam. The cuts are square to the main beam web.

Creates notches to the secondary beam. The cuts are square to the secondary beam web.

Creates notches to the secondary beam. The vertical cut is square to the main beam, and the horizontal cut is square to the secondary beam.

Turns off automatic notching.

Notch size

Option

Description

Default

The notch size is measured from the edge of the main beam flange and from underneath the top flange of the main beam.

AutoDefaults can change this option.

The notch size is measured from the edge of the main beam flange and from underneath the top flange of the main beam.

The notch size is measured from the center line of the main beam and from the top flange of the main beam.

Enter the horizontal and vertical values for the cuts.

Flange cut shape

Option

Description

Default

Secondary beam flange is cut parallel to the main beam.

AutoDefaults can change this option.

Secondary beam flange is cut parallel to the main beam.

Secondary beam flange is cut square.

Notch dimension rounding

Use the notch dimension rounding options to define whether the notch dimensions are rounded up. Even if the dimension rounding is set to active, the dimensions are rounded up only when necessary.

Option

Description

Default

Notch dimensions are not rounded.

AutoDefaults can change this option.

Notch dimensions are not rounded.

Notch dimensions are rounded.

Enter the horizontal and vertical rounding values.

The dimensions are rounded up the nearest multiple of the value you enter. For example, if the actual dimension is 51 and you enter a round-up value of 10, the dimension is rounded up to 60.

Notch position

Option

Description

Default

Creates the cut below the main beam flange.

AutoDefaults can change this option.

Creates the cut below the main beam flange.

Creates the cut above the main beam flange.

Notch chamfer

Option

Description

Default

The notch is not chamfered.

AutoDefaults can change this option.

The notch is not chamfered.

Creates the notch with a line chamfer.

The notch is chamfered according to the radius you enter.

Enter a radius for the chamfer.

Manual notching

Use manual notching when a part that does not belong to the connection clashes with the secondary beam. When you use manual notching, the connection creates cuts using the values you enter in the fields on the Notch tab. You can use different values for the top and the bottom flange.

Side of flange notch

The side of flange notch defines on which side of the beam the notches are created.

Option

Description

Default

Creates notches on both sides of the flange.

AutoDefaults can change this option.

Automatic

Creates notches on both sides of the flange.

Creates notches on both sides of the flange.

Creates notches on the near side of the flange.

Creates notches on the far side of the flange.

Flange notch shape

The flange notch shape defines the notch shape in the beam flange.

Option

Description

Default

The entire flange of the secondary beam is cut as far back as you define.

AutoDefaults can change this option.

Automatic

The entire flange of the secondary beam is cut as far back as you define. The default depth for the notch is twice the thickness of the secondary flange. The cut always runs the entire width of the secondary flange.

Creates chamfers in the flange.

If you do not enter a horizontal dimension, a chamfer of 45 degrees is created.

Creates cuts to the flange with default values unless you enter values in the fields 1and 2.

The flange is not cut.

Creates cuts to the flange according to the value in the field 1 to make it flush with the web.

Creates cuts to the flange according to the values in the fields 1 and 2.

Flange notch depth

Option

Description

Default

Flange notch depth.

AutoDefaults can change this option.

Flange notch depth.

Flange notch depth with a dimension from the secondary beam web center line to the edge of the notch.

Enter the value for flange notch depth.

Cut dimensions

Description

Default

1

Dimensions for the horizontal flange cuts.

10 mm

2

Dimensions for the vertical flange cuts.

The gap between the notch edge and the beam flange is equal to the main part web rounding. The notch height is rounded up to the nearest 5 mm.

Doubler plate tab

Use the Doubler plate tab to create doubler plates to strengthen the web of the main part.

Web plate

Option

Description

Web plate

Web plate thickness and height.

Option

Description

Default

Pos_No

Prefix and start number for the part 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.

Doubler plates

Option

Description

Default

Doubler plates are created on both sides.

AutoDefaults can change this option.

Doubler plates are not created.

Doubler plate is created on the near side.

Doubler plate is created on the far side.

Doubler plate edge shape

Option

Description

Default

Bevel doubler plates

AutoDefaults can change this option.

Bevel doubler plates

Enter the angle in

Square doubler plates

Doubler plate cuts

Option Description

Default

Doubler plates are not cut.

AutoDefaults can change this option.

Doubler plates are not cut.

Doubler plates are cut in the area that connects the main part web and flange.

General settings

Table 2.

Description

1

Edge distance from the column flange.

2

Doubler plate edge distance.

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

3

Edge distance of the doubler plate in relation to the bottom of the secondary part.

4

Number of holes.

5

Hole spacing.

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

6

Hole diameter.

Weld hole size

1

Slot length.

2

Slot width.

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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