Steel Structure Stringer Cast Iron Staircase for Marble Treads

FOB Reference Price:Get Latest Price
$3,000.00 - $9,000.00 / Sets | 1 Set/Sets (Min. Order)
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Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
Model Number:
Stair Material:
Natural Stone
Stair Type:
Arc Stairs
custom made
shaped wood
marble cover steel steps
steel structure
iron works
baking painted
Supply Ability
Supply Ability:
30 Set/Sets per Month
Packaging & Delivery
Packaging Details
export wooden box with polyfoam and carton protected
Shanghai or Ningbo
Lead Time :
45 workdays
Product Description




Steel Structure Stringer Cast Iron Staircase for Marble Treads

 Model No.: N25


Iron craft pattern for staircase railing is variety, can be customized. 


Marble for staircase steps can be same type of  the marble flooring on site to match.

Staircase stringer is mild steel structure in grand curve.



Private house: villa, duplex suit, loft, basement

Public place: office building, mansion, stars-rated hotel, fashion shops / store, library, hospital, cinemar & opera....


Our Services


Customized individual staircase for your house, for your clients, for your friend.......

All belong with best wishes & service from top staircases' brand MansionTM.


Before your order, our experienced designer will give you professional and free design with drawing! 


We need the following information of your staircase:

Height: floor-to-floor & floor-to-ceiling

Stairwell:lenth & width or diameter

What is the material of the slab & flooring?


Try your best to make a Hand Drawing (plan) of stairwell, related wall, ...


Some photos of the stair place will be highly appreciated if you have, this can help you and us do more correctly!










-Questions you may worry about-


A. Just need 1 staircase?

No problem, order 1 set of staircase or railing, you can enjoy VIP treatment of MansionTM Staircase.


B. Are you worry about the installing of the staircase?

Always headache by assembling DIY furniture, and high salary of workers?

All staircase MansionTM made are in kit forms, no welding at all, just connect by screws.


With the instructions / guide together with the staircase, most of men users can assemble the staircase himself. And if you employ installation worker, 2 guys X 1 day is enough for 1 normal staircase.

C. Are you worry about the problem when you met parts/fittings damaged and cannot find any substitute?

When you choose MansionTM Staircase, you get LIFE-LONG service from us. We always ready to supply you help include Alternate parts and professional solutions for your problems.


Staircase is yours, Problems are ours.


-Processing flow-

Staircase drawing processing --> materials prepared (including glass, wood, steel, stainless steel, hardware fittings) --->wood works & metal processing ---> pre-install in workshop ----> QC ----> grinding --->urface finishing (include baking painted, lacqured, powder coated, brushing or polishing) --->packing ---> delivery




Company Information



MansionTM specialized close to 10 years in designing staircases & making wood staircase, glass staircase, steel staircase, marble staircase, spiral staircase, cantilevered staircase / floating staircase, mono stringer staircase, double stringers staircase, curved staircase for both personal residential house and public building or places.


Whatever you're end user, house interior designer, our brand agent, We welcome your inquiry and stay here for you always.


To help you upstairs step by step on staircases we made is what we untiringly aspire after.