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HTSM Heavy Twist Strap for Masonry

HTSM

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Twist Straps for Masonry

This product's information may differ depending on the category of use. You are currently viewing details related to Twist Straps for Masonry. You can also view product information related to the categories of: Roof Truss and Rafter Connectors, Ties, and Straps for Cold-Formed Steel Construction, Twist Straps for Plated Truss

The HTSM offers high-strength truss-to-masonry connections. This masonry twist strap is load rated for installation on both grout-filled concrete masonry units (GFCMU) and concrete. The HTSM resists both uplift and lateral forces.

Key Features

  • Straps do not need to be wrapped over the truss to achieve the allowable load
  • Can be field bent once to a 45° angle

Material

  • 14 gauge (68 mil)

Finish

  • Galvanized; see Corrosion Information

Installation

  • Use all specified fasteners; see General Notes
  • Installs with hex-head Titen 2 screws
  • Attach to either side of grouted concrete block with a minimum one #5 rebar horizontal

Related Literature

Wood Construction Connectors 2019-2020
C-C-2019
A catalog including new product information as well as any applicable specification and installation instructions for wood-to-wood and wood-to-concrete structural connectors.
Catalog
Conectores para la construcción con madera 2019–2020
C-C-2019SP
El catálogo incluye información sobre nuevos productos, así como especificaciones e instrucciones de instalación aplicables para conectores estructurales de madera a madera y de madera a concreto.
Catalog
Connectors for Cold-Formed Steel Construction Catalog
C-CF-2020
A catalog for Connectors for Cold-Formed Steel Construction products and solutions.
Catalog
High Wind Guide
F-C-HWG20
A comprehensive guide to help Designers select the most appropriate connections for challenging, high-wind regions.
Product Guide

Product Information Table

Fastener Production Information and Stuff & Things
Model No. Thickness (mil) Ga. L (in.) Coating/Material Packaging Qty.
HTSM16 68 14 16 Zinc Galvanized, G90 1
HTSM20 68 14 20 Zinc Galvanized, G90 1

Load Tables

HTSM Twist Straps Load Table
  1. Loads have been increased for wind or earthquake loading, with no further increase allowed. Reduce where other loads govern.
  2. Twist straps do not need to be wrapped over the truss to achieve the allowable load.
  3. Minimum edge distance for Titen® 2 screw is 1 1/2".
  4. See Titen® 2 screw information.
  5. Products shall be installed such that Titen® 2 screws are not exposed to the weather.
  6. Concrete shall have a minimum compressive strength of f'c = 2,500 psi.
  7. Grout-filled CMU (GFCMU) shall have a minimum compressive strength of f'm = 1,500 psi.
  8. Lateral loads apply when the first seven nail holes on the truss/rafter near the bend line are filled. Any other fasteners required can be installed in any open hole.
  9. Fasteners: Nail dimensions in the table are diameter by length. Titen 2 concrete/masonry screws are Simpson Strong-Tie concrete/masonry screws. For additional information, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.
Typical HTSM16 Installation
Typical HTSM16 Installation (HTSM20 similar)

Code Reports & Compliance

Drawings

PDF DWG DXF RFA IFC SAT

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