Ul 580 wind uplift information – Metal Sales T-Armor Series User Manual

Page 28

1. Metal Roof Deck Panels* - No. 24 MSG min thick coated steel or stainless steel or min .030 thick aluminum; nom

18 in. wide, 2-3/8 in. high standing seams. Panels continuous over two or more spans. Floating end laps to occur

over purlins with panels overlapped 8 in. End lap to begin 3 in. from pulin web and to extend across purlin flange.

A bead of mastic sealant may be used at panel end and side laps.

2. Panel Clips* - No. 16 MSG min gauge coated steel or stainless steel, 6 in. long by 2.718 in. high. Base to have

four .281 in. dia. guide holes to accommodate screw fasteners (Item 4)

3. Cap - Used at seam, nom 1 in. wide, 1/2 in. deep fabricated from min No. 24 MSG gauge steel, stainless steel,

or .030 in. thick aluminum. Cap continuously seamed over panel seams using an electric seaming tool. Seaming

process to include panel clips (Item 2).

4. Fasteners - (Screws) - Fasteners used to attach panel clips to purlin to be No. 14 by 3 in. long self tapping, hex-

head, plated or stainless steel screws without washers or 1/4 in - 14 hex head driller without washer. Two fasteners

per clip to be used. Fasteners used to attach thermal spacer (Item 6) to purlins to be same type, spaced 18 in. OC.

Fastener used at end lap to be an expanding bolt type with an aluminum sleeve having a 5/8 in. diam cap with a

1/4 - 20 by 1-7/16 in. long stainless steel bolt. Spacing at end lap to be 1, 3, 3, 4, 3, 3, 1, in. patttern.

5. Insulation - (Optional) - Any compressible blanket insulation, 6 in. max thick before compression, or foamed plastic

(rigid insulation) supplied in min thickness 1 in., max thickness 4 in.

6. Purlins - No. 16 MSG min steel (50,000 psi min yield strength).

Spacing

60 in. OC for steel panels - Class 90
48 in. OC for aluminum panels - Class 90

7. Lateral Bracing - (Not Shown) - As required.

*Bearing the UL Classification Mark

Construction No. 268

July 15, 2013

Uplift - Class 90

Fire Not Investigated

UL 580 WIND UPLIFT INFORMATION

T-ARMOR

See Item No. 7

See Item No. 1

Underwriters Laboratories Inc.

LISTED