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H8 Hurricane Tie

The H8 single-sided hurricane tie is designed to resist moderate loads at the top of a wall connection. Provides a connection as part of a continuous load path to resist wind and seismic forces. The H8 is versatile and has been tested for connecting I-joist rafters to double top plates as well as studs to sill plates.

Key Features

  • Approved for installation with load-rated Strong-Drive® SD Connector screws
  • Use also for a variety of connections where one member crosses another
  • Can be installed with flanges facing either inward or outward

Material

  • 18 ga.

Finish

  • Galvanized (G90), stainless steel or ZMAX® coating; see Corrosion Information

Installation

  • Use all specified fasteners; see General Notes.
  • Hurricane ties do not replace solid blocking.
  • When installing ties on plated trusses (on the side opposite the truss plate) do not fasten through the truss plate from behind. This can force the truss plate off of the truss and compromise truss performance.

Related Literature

Product Information Table

Fastener Production Information and Stuff & Things
Model No. Ga. W (in.) H (in.) Coating/Material Packaging Qty.
H8 18 1 1/4 8 Zinc Galvanized, G90 1
H8SS 18 1 1/4 8 Stainless Steel 1
H8Z 18 1 1/4 8 ZMAX® 1

Load Tables

Load Values with Carbon Steel Nails

    These products are available with additional corrosion protection.

    For stainless-steel fasteners, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.

    H8 approved for installation with Strong-Drive® SD Connector screws.

Model No. Ga. Fasteners (in.) DF/SP Allowable Loads Uplift with
0.131" x 1 1/2"
Nails
(160)
SPF/HF Allowable Loads Uplift with 0.131" x 1 1/2" Nails
(160)
To Rafters/ Truss To Plates To Studs Uplift Lateral (160) Uplift Lateral (160)
(160) F1 F2 (160) F1 F2
H8 18 (5) 0.148 x 1 1/2 (5) 0.148 x 1 1/2 780 95 90 630 710 95 90 510
H8SS 18 (5) 0.148 x 1 1/2 (5) 0.148 x 1 1/2 610 90 120 440 370 90 55 335
  1. See Straps and Ties General Notes.
  2. Allowable loads are for one anchor. A minimum rafter thickness of 2 1/2” must be used when framing anchors are used on each side of the joist and on the same side of the plate (exception: connectors installed such that nails on opposite side don't interfere).
  3. Allowable DF/SP uplift load for stud-to-bottom plate installation is 310 lb. using (4) 0.131” x 2.5” nails into plate and (5) 0.131” x 2.5” nails into stud (see image gallery for installation illustration). For SPF/HF values, multiply these values by 0.86.
  4. Allowable loads in the F1 direction are not intended to replace diaphragm boundary members and do not account for possible cross-grain bending of the truss or rafter members.
  5. When cross-grain bending or cross-grain tension cannot be avoided in the members, mechanical reinforcement to resist such forces shall be considered by the designer.
  6. Some load values for the stainless-steel connectors shown here are lower than those for the carbon-steel versions. Ongoing test programs have shown this also to be the case with other stainless-steel connectors in the product line that are installed with nails. Visit General Corrosion Risks for updated information.
  7. The allowable loads of stainless-steel connectors match carbon-steel connectors when installed with stainless-steel Strong-Drive® SCNR Ring-Shank Connector nails. For more information, refer to engineering letter L-F-SSNAILS.
  8. Simpson Strong-Tie offers stainless-steel Strong-Drive® SCNR Ring-Shank Connector nails. SCNR nails are available in paper-collated strips and in bulk for hand-drive fastening. See general fastener information.
  9. Fasteners: Nail dimensions in the table are listed diameter by length. For additional information, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.
  10. Using Strong-Drive SD Connector (SD9112) for 0.148” x 1 1/2” will get the same load as nails.

Load Values with Strong-Drive® SD Connector Screws

Model No. Fasteners DF/SP Allowable Loads SPF/HF Allowable Loads
To Rafters/ Truss To Plates/ Base To Studs/ Post Uplift Lateral Uplift Lateral
(160) F1 (160) F2 (160) (160) F1 (160) F2 (160)

    H8 is available with additional corrosion protection. Additional products on this page may also be available with this option, check with Simpson Strong-Tie for details.

  1. H connector loads based on installation to double top plate.
  2. Uplift load for the H8 stud to bottom plate installation is 380 lbs for DF/SP and 325 lbs for SPF/HF.
H8 5-SD9112 5-SD9112 - 820 85 - 705 75 -

Code Reports & Compliance

Drawings

PDF DWG DXF RFA IFC SAT