Steel-Craft Aluminum SA6000 Specifications


Constructed from 45mm (1-3/4“) thick 6063-T5 aluminum alloy.

  • Material thickness of top rail, bottom rail and end stile 1.8mm (0.071″) to 2.5mm (0.100″). Thickness at fastener locations 3.2mm (1/8“) or more.
  • End stile widths 76mm (3″) interior, 53mm (2-3/32“) exterior. Top rail height 45mm (1-3/4“) overall. Bottom rail height 43mm (1-11/16“) overall. Combined height of top and bottom rails 87mm (3-7/16“). The top rail of every section to have an integral aluminum strut 38mm (1-1/2“) deep.
  • Top and bottom rails are screwed to the end and intermediate stiles with plated countersunk screws. The screws are located at the section interface and are not visible from the interior or the exterior.
  • Intermediate stiles located on interior face only. Material thickness 1.6mm (0.063″) minimum 4.8mm (0.188″) at fastener locations. Stile width 76mm (3″).
  • Anodizing applied to AAMA 611, 607, 608 standards.
  • Painted products (special order) painted to AAMA 2603 standards.
Polycarbonate Insert Panel
  • Lexan® Thermoclear® triple wall 16mm (3TS) manufactured by GE Structured Products. One single 16mm (5/8“) thick sheet per section set into 32mm (1-1/4“) deep pockets in aluminum frame with waterproof sealant. R value of polycarbonate panel 2.38. U value 0.42. Available in clear, bronze, blue, red and green tints.


  • 50mm (2″) or 75mm (3″) Z275 (G90) galvanized steel. Material thickness 1.9mm (0.075″) for 50mm track and 2.7mm (0.106″) for 75mm track. Vertical tracks to have a graduated slope. Vertical tracks to be bracket mounted 2.7mm (0.106″) or continuous angle mounted 2.4mm (0.093″) and fully adjustable. (Note: reversed angle / 1.0″ overlap not available). Horizontal track to be adequately reinforced per door size and weight.
Door Face Hardware
  • Graduated end hinges and centre hinges Z275 (G90) galvanized steel. Heavy duty rollers with hardened inner and outer races with 10 grade 500 ball bearings.
  • Integral 38mm (1-1/2“) deep strut on each top rail.
Counterbalance System
  • Class II Oil Tempered ASTMA229 wire minimum 10,000 cycle torsion springs on continuous steel shaft (solid or tubular shaft as required by size and operation). Aircraft quality galvanized lift cables with a minimum safety factor of 5 to 1.
  • Interior mounted slide lock suitable for pad locking.
Bottom Weatherstrip
  • U type arctic grade vinyl fits into integral bottom retainer.
Section Interface Weatherstrip
  • Artic grade vinyl bubble shapped weatherstrip at all section meeting rails in integral retainer.
Jamb Mounted Weatherstrip
  • Anodized or painted aluminum with two point flexible arctic grade vinyl weatherstrip.
Header Mounted Weatherstrip
  • Anodized or painted aluminum with two point flexible arctic grade vinyl weatherstrip.
  • Manual-Standard.
  • Optional: Hand chain hoist (3-1 ratio) or optional electric operator.
Available Sizes
  • Widths to 6150mm (20’2″) and heights to 5540mm (18’0″)