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Commercial Steel Doors - - Mouse over the colored dots to view the details of the Steel Stiffened Core Door

Steel Stiffened Doors








Steel Stiffened Core Doors


Color print

B/W print
  • 1 3/4” standard; other thicknesses available
  • Any manufacturer’s hinge locations
  • 18-gauge steel A60 galvannealed standard
  • 20-gauge stiffeners spot-welded at 6" on center with fiberglass insulation
  •  Continuously welded vertical edges (seamless) standard
  • Rust inhibitive prime coat ANSI/SDI 250.10


  • 16-gauge, 14-gauge, 12-gauge, and 10-gauge steel
  • G90 galvanized steel
  • Stainless steel, available in 304 or 316 alloys
  • 18-gauge stiffeners spot-welded



  • 3/16” for hinges
  • 12-gauge for locks standard
  • 14-gauge for closers standard
  • Heavier gauge reinforcements available

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