2.2
MATERIALS
2.2.1
Stainless steel [or steel with hot-dipped galvanized finish].
2.2.2
Weatherstripping
Continuous wool pile, silicone treated, or type recommended by door
manufacturer.
2.2.3
Aluminum Alloy for Doors and Frames
ASTM B 221MASTM B 221, Alloy 6063-T5 for extrusions. ASTM B 209M ASTM B 209,
alloy and temper best suited for aluminum sheets and strips.
2.2.4
Fasteners
Hard aluminum or stainless steel.
2.2.5
Structural Steel
ASTM A 36/A 36M.
2.2.6
Aluminum Paint
Type as recommended by aluminum door manufacturer.
2.3
FABRICATION
2.3.1
Aluminum Frames
Extruded aluminum shapes with contours approximately as indicated. Provide
removable glass stops and glazing beads for frames accommodating fixed
glass. Use countersunk stainless steel Phillips screws for exposed
fastenings, and space not more than 300 mm 12 inches o.c. Mill joints in
frame members to a hairline fit, reinforce, and secure mechanically.
2.3.2
Aluminum Doors
Of type, size, and design indicated and not less than 45 mm 1 3/4 inches
thick. Minimum wall thickness, 3 mm 0.125 inch, except beads and trim,
1.25 mm 0.050 inch. Door sizes shown are nominal and shall include standard
clearances as follows: 2.5 mm 0.093 inch at hinge and lock stiles, 3 mm
0.125 inch between meeting stiles, 3 mm 0.125 inch at top rails, 5 mm 0.187
inch between bottom and threshold, and 17 mm 0.687 inch between bottom and
floor. [Bevel single-acting doors 2 or 3 mm 0.063 or 0.125 inch at lock,
hinge, and meeting stile edges.] [Double-acting doors shall have rounded
edges at hinge stile, lock stile, and meeting stile edges.]
2.3.2.1
Full Glazed Stile and Rail Doors
Doors shall have [narrow] [medium] [wide] stiles and rails as indicated.
Fabricate from extruded aluminum hollow seamless tubes or from a
combination of open-shaped members interlocked or welded together. Fasten
top and bottom rail together by means of welding or by 10 or 13 mm 3/8 or
1/2 inch diameter cadmium-plated tensioned steel tie rods. Provide an
adjustable mechanism of jack screws or other methods in the top rail to
allow for minor clearance adjustments after installation.
SECTION 08120
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