TABLE I.
SHEET METAL WEIGHTS, THICKNESSES, AND GAGES
[Copper,
[Terne-
[Zinc-
kilograms
Coated
Coated
Per
[Stainless Stainless Steel,
Sheet Metal Items
Square
[Aluminum,
Steel,
Steel,
mm]
meter]
mm]
mm]
mm]
___________________________________________________________________________
[Downspout clips
and anchors].........
-
1.02 clip
-
-
-
-
3.175 anchor
-
-
-
[Downspout straps,
50 mm]...............
14.7(a)
1.52
1.27
-
-
[Conductor heads].....
4.9
0.81
0.38
0.38
-
[Scupper lining]......
6.125
0.81
0.38
0.38
-
[Strainers, wire
diameter or gage]....
4.0
3.66
2.77
-
gage
diameter
diameter
[Flashings:]
[Base]................
6.125
1.02
0.46
0.46
0.6
[Cap (Counter-flashing)]
4.9
0.81
0.38
0.38
0.5
[Eave]................
4.9
-
0.38
0.38
0.6
[Spandrel beam].......
3.1
-
0.25
0.25
-
[Bond barrier]........
4.9
-
0.38
0.38
-
[Stepped].............
4.9
0.81
0.38
0.38
-
[Valley]..............
4.9
0.81
0.38
0.38
-
[Roof drain]..........
4.9(b)
[Pipe vent sleeve(d)]
[Coping]..............
4.9
-
-
-
-
[Gravel stops and
fascias:]
[Extrusions]..........
-
1.91
-
-
-
[Sheets,
corrugated]..........
4.9
0.81
0.38
0.38
-
[Sheets, smooth]......
6.125
1.27
0.46
0.46
0.6
[Edge strip]..........
7.35
1.27
0.635
-
-
[Gutters:
Gutter section.......
4.9
0.81
0.38
0.38
0.6
Continuous cleat.....
4.9
0.81
0.38
0.38
0.6
Hangers,
dimensions].........
25 mm x
25 mm x
25 mm x
-
-
3 mm
2 mm
one mm
(a)
(c)
[Joint Cover plates...
4.9
0.81
0.38
0.38
0.6
(See Table II)]
[Reglets (c)].........
3.1
-
0.25
0.25
-
[Splash pans].........
4.9
1.02
0.46
0.46
-
(a)
Brass.
(b)
May be lead weighing 19.6 kilograms per square meter.
(c)
May be polyvinyl chloride.
(d)
12.25 kilogram minimum lead sleeve with 100 mm flange. Where lead
sleeve is impractical, refer to paragraph entitled "Single Pipe Vents"
SECTION 07600
Page 25
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