Metal spiral staircase

China manufactory metal spiral staircase customize supplier

WilliamArchi create an amazing elegant, modern,high quality metal spiral staircase.You can customize outdoor helix spiral staircase according to your requirement for your building project with my professional stair manufacturer. Please see details information of option parts of spiral staircase for your reference. This spiral staircase consist with side stainless steel plate stringer and central post.

Metal spiral staircase Information
WilliamArchi spiral stair frame is easy to fit into small space. Spiral staircases save valuable square meters because they occupy a much smaller area than a conventional staircase.
Height of spiral staircase based on your job site.
The staircase width normally is between 760mm to 1200mm(30“ to 47-1/4").
Dimensions will vary according to measurements of stairs.
Spiral staircase consists of central post beam, treads, stair fence, spiral handrails.

Features of metal spiral staircase
A wide range of choices: there are a variety of materials available for custom spiral stairs. Commonly used materials are metal, wood, glass composite materials.
Building codes: Some homeowners believe that spiral stairs may not be an ideal choice because they may not comply with the specified building codes. The spiral helix stairs customized by williamarchi will be made according to the local building regulations.
Easier to assemble stairs: another major advantage of spiral stairs is that they can be assembled easily. Different from the traditional stairs, these stairs are composed of temporary treads, which can be installed at the required position for easy access, while the rest of the construction can be carried out at the same time.

Glass treads spiral staircase beam

Normally will have metal central post as stringer. Some design will also have a spiral fence or a curved beam at outside to support the staircase.

Stringer/Beam Model:	round central post
Materail:	carben steel,SS 304, SS 316, SS 316L
Post Beam Size:	104/108/114*4mm, or 168*5mm, customize accepted.
Outside curved beam:	300*10mm single plate, or 300*5mm+300*5mm, 300*6mm+300*6mm U beam.
Surface Treatment:	galvanized + printing for carben steel, satin or mirror finish for stainless steel.
Package:	pp bag or plywood box.

Wood Glass Metal Spiral Staircase Tread
Customers can choose customize spiral stair steps according to your favorite style.

Tread Type:	wooden, glass, carben steel, stainless steel  304/316/316L  available.
Tread Width:	Based on staircase width. Designed by WilliamArchi.
Wood Tread:	Thicknee(plate: 30/40/50mm.  Printing surface
Glass Tread:	12+1.52+12mm or 10+1.52+10+1.52+10mm laminated tempered glass
Carben Steel Tread:	Thickness: 4mm, 5mm, 6mm. Surface: anti-slip pattern, hollow frame
Stainless Steel Tread:	Thickness: 4mm, 5mm, 6mm. Surface: anti-slip pattern, hollow frame
Package:	pp bag with plywood box.

Wood Glass Metal Spiral Staircase Tread Support

Tread Support:	plate support, frame support, tube support, angle iron flange,
Material:	carben steel,304ss, 316ss,316Lss
Size:	custom made size.
Surface Treatment:	galvanized + printing for carben steel, satin or mirror finish for stainless steel.

Railing Fence For Wood Glass Metal Spiral Staircase
WilliamArchi can design matel glass railing, U channel glass railing, standoff glass railing, spigot glass railing, rod railing, cable railing , wrought iron fence  , aluminum glass railing on spiral staircase.

Railing Fence Height：	914.4mm(36"), 1067mm(42"), 1200mm(47-1/4”)
Materails Availble:	glass, carben steel , stainless steel.
Baluster Finish:	Satin/Mirror finish/Powder coated
Baluster:	Dia38mm/42mm/50mm or 40*40mm/50*50mm square post
Baluster thicnkess:	1.0mm/1.2mm/1.5mm
Standoff:	Dia38mm/42mm/50mm or 40*40mm/50*50mm square standoff
Spigot:	Dia 42mm/50mm or 40*40mm/50*50mm square spigot
Package:	pp bag with plywood box.

Railing Handrail FOR Wood Glass Metal Spiral Staircase

Handrail Type:	round, squre, tube-bar or rectangle steel handrail
Materails Availble:	carben steel,304ss, 316ss,316Lss,aluminum, wood, PVC
Round Size:	Dia 25/42.4/50.8/60mm.   Longth customize
Square Size:	30*30/40*40/50*50/60*60mm.  Longth customize
Tube-bar plate:	30*10/40*20/50*20/60*20mm.   Longth customize
Rectangle Steel：	25*30*2mm, 30*30*2mm.    Longth customize
Finish:	Satin or mirror for stainless steel, printing for carben steel and wood, powder coating for aluminum and carben steel.
Handrail Installation Type:	On-top, Side mount(customized)
Package:	pp bag with plywood box.

WilliamArchi Services

Williamarchi focuses on the design and manufacture of high-quality metal spiral staircase and hardware structure staircase products. The company develops and produces spiral stairs, customized staircase, Double Beam Straight Staircase, Mono Stringer Staircase, Floating Staircase, Curved Staircase, Spiral Stairs Staircase. We also provide a full range of stair railings, stair steps, stair handrails, stair beam and stair hardware accessories for stairs. Welcome to contact my company for buy good quality laminated glass treads spiral staircase customize from stair factory.