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Material
- 18- 16- or 14-gauge face sheets of commercial grade Cold Rolled Steel.
- 18- 16- or 14-gauge face sheets of commercial grade A60 Galvannealed.
- 12-gauge face sheets. 12-gauge Door Specifications
Core
- Standard Core:
- Doors shall have continuous vertical interlocking steel stiffeners of 20-gauge and shall be spaced no further than 8" on center.
- Doors shall be filled with mineral rock wool.
- Alternate Core:
- Polystyrene Core with a density of 1 lb/cubic foot.
- Face Sheets for Polystyrene Core: A60 Galvanneal
Reinforcements
- Top and bottom of doors shall be reinforced with continuous 16-gauge steel channels, spot welded to both sides of doors.
- Hinge reinforcements shall be 11-gauge steel angle, 12" long
- Cylindrical lock reinforcement shall be 16-gauge with 11-gauge thread depth. Other lock and closer reinforcements shall be 12-gauge.
- Doors shall be reinforced for all surface type hardware. Drilling and tapping of surface hardware to be done in the field by the erector.
- Edges of door shall be continuously seam welded, ground, and filled to ensure a smooth finish.
Finish:
- Doors shall be thoroughly cleaned after assembly and given a prime coat of rust inhibiting paint. The primer shall be air dried. Low gloss oil base trim paints (max gloss 25) are recommended as a finish paint.
Undercut:
- 3/4" standard. Other undercuts as specified.
Hinge Backset: (1 3/4" thick doors)
- 1/4" standard. 3/16" or 1/8" available.
Bevel:
- 1/8" in 2" standard. (18, 16 and 14 gauge doors)
- Square Edge standard (Polystyrene Core and 12 gauge doors)
Astragals:
- Flat 14-gauge astragals are provided with pairs of doors as needed and are shipped loose for field mounting. Astragal Drawing: cudm0006.pdf
Size Limitations:
- Largest single door available:
| Gauge |
Material |
Size |
| 18 |
CRS |
4'-6" x 10'-0" |
| 18 |
A60 Galvanneal |
3'-7" x 10'-0" |
| 16 or 14 |
CRS or A60 Galvanneal |
4'-6" x 10'-0" |
| 12 |
HRPO |
3'-8" x 10'-0" or 4'-0" x 7'-2" |
| 12 |
A60 Galvanneal |
3'-8" x 10'-0" |
Door Design Drawings: cudm0002.pdf , cudm0002.dwg
INTERNAL DOOR DETAIL-Vertically Steel Stiffened
cudm0001.pdf cudm0001.dwg
INTERNAL DOOR DETAIL-Polystyrene Core Detail
cudm0015.pdf cudm0015.dwg
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Doors
