Puddle Welding Roof Decking

Standard deck attachment details.

Puddle welding roof decking.

When vero roof deck is to be welded to supports the effective fusion area is to be at least in. Arc spot welds also referred to as puddle welds. Following are the details you ll need about any of our products. Long for arc seam welds.

Deck attachment patterns are designed by the engineer of record. Preheat exemption is possible for arc spot welding roof or floor deck to base materials listed in group i or ii in table 3 1 in aws d1 1. Diameter for arc spot puddle welds figure 3 or at least 3 i in. Sdi white paper arc puddle welds and weld washers for attachments in steel deck l d.

Steel deck is often installed using arc spot welds either with or without weld washers. Hilti north america recommended for you. Luttrell 2007 ansi sdi c1 0 2006 standard for composite steel. For more than 50 years verco has been manufacturing many different types of deck including roof deck floor deck composite floor deck cellular and dovetail deck.

Traditional and automated deck fastening using a range of methods new millennium roof deck form deck and composite deck can be attached to supports and at side laps with welds or with mechanical fasteners such as power actuated fasteners and screws. Diameter for arc spot welds or at least 3 8 in. Arc spot welds often referred to as puddle welds are similar to plug welds except that the thin top sheet does not require a hole to be pre punched prior to welding. When metal deck is to be welded to supports the effective fusion area is at least 1 2 in.

The following csm products solutions standard attachment pattern has been provided as a minimum recommendation for the product specified. Arc puddle welding duration. Arc seam and arc spot welds are to be done as seen in the images below. Comparison of hilti mechanical fastening system for decking vs.

Long for arc seam welds. Steel decking is used in many applications but is particularly well suited to roofing and flooring. In all cases the wps needs to be qualified by test. Arc seam and arc spot welds are to be located and spaced as described in the tables.