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World SteelBuilding trust, Assuring success

WS steel doors, frames & roll-up doors

Knock-down walk doors for metal buildings

Boxed door-and-frame kits for steel buildings – 20 or 18 gauge galvannealed door, 16 gauge knock-down frame and hardware, assembled into the girt opening on site.

United StatesAustralia / NZEurope

Request a quotation Specifications

  • Boxed kit – compact shipping
  • 3070 · 4070 · 6070 pair
  • 20 or 18 ga door, 16 ga frame
  • Non-handed Z-astragal on pairs
  • Ball bearing NRP hinges
  • ADA saddle threshold

Ships flat, installs fast

Knock-down walk doors ship as a kit: the door leaf, the frame parts and the hardware wrapped in one carton. They load efficiently into containers alongside the building steel and are assembled into the girt opening on site.

Knock-down range
SizeLeafFrameHandLock prepAstragal
307020 or 18 ga16 gaNon-handed161, ASA strike–
407020 or 18 ga16 gaNon-handed161, ASA strike–
6070 pair20 or 18 ga16 gaNon-handed161, ASA strikeZ, non-handed

Specification

  • Galvannealed steel, polystyrene core (polyurethane optional)
  • 7 ga hinge and 12 ga closer reinforcements, 16 ga top and bottom channels
  • 4½ × 4½ in ball bearing hinges, non-removable pins
  • 5 in × ½ in aluminium saddle threshold, ADA compliant
  • Kerf and sweep weather seals, detachable flashing
  • Bronze or true white finish

Standards and requirements by market

Codes World Steel designs, fabricates and documents this product to – and the key geometric and load requirements in each market.

United States

  • ANSI/SDI A250.8Standard steel doors and frames (SDI-100)
  • ANSI/SDI A250.6Hardware reinforcings on steel doors and frames
  • ANSI/DHI A115 seriesHardware preparation in steel doors and frames
  • ASTM A653 / A924Galvannealed steel sheet A40 / A60
  • NFPA 80 · UL 10CFire doors – installation and positive-pressure fire test
Fire label
20 min to 3 h on a labelled door and frame
Accessibility
ADA / ICC A117.1 – threshold rise ≤ ½ in
All United States standards →

Australia / NZ

  • AS 1905.1Fire-resistant doorsets
  • AS 1530.4Fire-resistance tests of elements
  • NCC Volume OneEgress, fire separation and access
  • AS 1428.1Design for access – door circulation and hardware
Fire doorset
door, frame and hardware tested as one assembly
All Australia & New Zealand standards →

Europe

  • EN 14351-1Windows and external pedestrian doorsets – CE marking
  • EN 16034Fire and smoke resisting doorsets – CE marking
  • EN 1634-1Fire resistance test for doorsets
  • EN 1192Doors – classification of strength requirements
CE marking
Declaration of performance for each doorset type
All Europe standards →

Summary for orientation only – the project specification, the adopted code edition and the authority having jurisdiction govern.

Finishes

FinishStandards / notes
ColoursBronze or true white factory finish

Frequently asked questions

Is a knock-down door weathertight?

Yes – once assembled it has the same kerf and sweep seals, saddle threshold and flashing as the pre-assembled unit.

Next project

Planning a steel structure abroad?

Send us your drawings or IFC model – our estimating team replies with fabrication scope, schedule and delivered price.