Exterior Spiral Stairs with Carbon Steel Structure and 4mm Steel Plate Tread

• Customization: Available
• Structure: Beam
• Bench: Single Stair
• Model NO.: DB-S
• Material: Solid Wood
• Usage: Indoor, Outdoor, Commercial Project
• Stair Type: Straight Stair
• Delivery Time: 45 Days
• Stringer/Beam: Carbon Steel
• Stairs Railing: Glass/Stainless Steel/Wrought Iron Railing
• Transport Package: Plywood Package
• Specification: Customized Based On Jobsite
• Trademark: Double Building
• Origin: China
• HS Code: 7308900000
• Production Capacity: 800

Product Description

Exterior Spiral Stairs with Carbon steel structure and 4mm steel plate tread




How to measure staircase dimension?

Product Specification:
Components	Materials	Surface Finish	Size
Top Handrail	s.s304/s.s316/Solid wood	Brushed/Mirror/Painting	dia50.8mm/dia42.4mm/dia38mm;  50*50mm/40*40mm/24*24mm/60*40mm/Customized
Post	s.s304/s.s316/Carbon Steel	Brushed/Mirror/Power coated	dia50.8mm/dia42.4mm/dia38mm;  50*50mm/40*40mm/60*40mm/Customized Height:850-1100mm/ Customized
Glass	Tempered Single glass /Tempered Laminated glass	clear/brushed/tinted	Single glass:8mm/10mm/12mm/15mm Laminated glass: 5+1.14PVB+5 6+1.14PVB+6 5+1.52PVB+5 6+1.52PVB+6 8+1.52PVB+8 10+1.52PVB+10
Tread	Wood/Carbon steel/Glass	Painting/Power coated/Clear	40mm/4mm/12+1.52pvb+12mm/Customized
Stringer	Carbon steel	Power coated	Mono: 200*100*5mm Zigzag:300*10/12 mm; 300*(5+5)mm /300*(6+6)mm Spiral:dia76*4mm---dia102*4mm Floating:12mm

Stairs dimension	Dimensions will adjust according to jobsite/plan
Installation	DIY, No need weld and easy install it by yourself
	Glass not need drill hole for this type railing
	Installation manul and instruction drawing is available

Purchase Step:
1. Dimension and design: please advise the size of stairs and choose design;
2. Solution: offer solution and quotation based on the dimension provided and the design choosed from our website;
3. Negotiation: details, price, project schedule, delivery term, delivery time and payment etc.;
4. Shop drawing: we will offer shop drawing for customer to confirm;
5. Place order and production: according customers confirmed drawings with detail dimensions;
6. Delivery: according customers request.

Delivery time:
25-45 days after deposit and drawing confirmation

FAQ
Q: What information we should offer to quote?
A:If you have layout or house plan drawing please send us,if not please let me know the dimension of the floor to floor height and dimension of the stairwell.

Q: Have you made some project in our local? Do you know our building code and local standard?
A: We have finished house project in exceed 40 country so we well know the building code & standard.

Q: If we buy building materials from you,is it hard to install by ourslef?
A: All of our poducts easy to install and no need weld, we 100% sure you can install it without any problem.

Q: Do you have any installation guide/drawing for us?
A: We will send you detail installation manual and drawing,if you still not understand we can show you the installation video.

Q: Is any guarrantee i can get from you?
A: Our products will have 3 years guarrantee, all fitting can be changed for free within 3 years.

Thanks for your time!