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Custom Indoor Spiral Staircase with Steel Guardrail Modern Home's Space-Saving Iron Stairs Solution
US$2,890.00
1-9 Sets
US$1,789.00
10-19 Sets
US$998.00
20+ Sets
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
YesStructure
Beam+Balustrade+TreadType
Ordinary StairsMaterial
Stainless SteelUsage
Indoor, Outdoor, Shopping MartStair Type
Spiral StairAssemble
Easy AssembleBeam Material
A3 Steel / Stainless SteelBalustrade Material
Tempered Glass / Stainless SteelStep Material
Steel / Solid Wood/ Laminated Tempered GlassTransport Package
Plywood PackageSpecification
Customized Based On JobsiteTrademark
Double BuildingOrigin
ChinaHS Code
7308900000Production Capacity
800Key features
Full Customization Options: Customizable beam, balustrade, and step materials including steel, stainless steel, glass, and wood.
Easy Assembly Design: Products are designed for easy assembly without welding, ensuring hassle-free installation.
3-Year Warranty Coverage: Comprehensive 3-year guarantee with free replacement of all fittings within the warranty period.
Global Project Experience: Successfully completed projects in over 40 countries, familiar with local building codes and standards.
Professional Installation Support: Detailed manuals, drawings, and videos provided; overseas installation service available upon request.
One-Stop Solution Service: Offers comprehensive house solutions and helps consolidate goods from other suppliers for shipment.
Certified Product Quality: Products hold AS/NZS 2208 mark for Australia and SGCC certification for the American market.
Durable Material Options: Available in Carbon Steel, S.S 304/316, Tempered Glass, Solid Wood, and Marble/Granite.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.35h
AI-Powered supplier vetting
SummaryThe supplier is a limited company with affiliated companies, 18 employees, six production lines, and a broad product range spanning staircases, railings, doors, cabinets, bathroom products, windows, and building materials. It reports substantial stated production capacity, exports 71%–90% of sales, serves multiple international markets, and has seven years of export experience. R&D evidence is positive: new products were developed within the past year and ODM services are available, alongside extensive customization options. Production quality procedures exist, but manufacturing lacks ongoing batch quantity reconciliation. Service procedures, complaint handling, corrective actions, and supplier approval documentation are present without supporting records or complete formalization. The available audit information identifies TÜV Rheinland, but the audit result is recorded as 0 and the report validity ended in 2024; certification status cannot therefore be confirmed. No financial figures are included, and...
Supplier typeThe supplier is identified as a combined company and a limited company, with affiliated companies and a broad multi-category product offering. This supports classification as a diversified manufacturing and trading supplier rather than a narrowly specialized entity.
R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating active product-development capability. However, it has no available SDK, so the evidence supports product innovation and design manufacturing but not SDK-based development.
Production capacityThe supplier reports six production lines, equipment including saws, drilling, polishing, and veneer-press machinery, and stated annual outputs of 200,000 meters of railing plus 1,500 and 2,000 staircase sets. It also has standardized finished-product inspection instructions and a one-month off-peak lead time, but does not continuously reconcile quantities for each batch or mass production.
Customization capabilityBoth R&D and design-service records list customization from samples, designs, minor customization, flexible customization, and full customization. The consistency across the two slices provides explicit evidence of broad customization capability.
Product Q&A
Q:What information is needed to get a quotation?
A:
Please send layout or house plan drawings. If unavailable, provide floor-to-floor height, stairwell dimensions, and diameter.
Q:Do you have experience with local building codes?
A:
Yes, we have completed projects in over 40 countries and are familiar with local building codes and standards.
Q:What certifications do your products have?
A:
We provide AS/NZS 2208 mark for Australia and SGCC certification for the American market.
Q:Is the installation difficult for customers?
A:
No, our products are designed for easy assembly without welding, ensuring you can install them without problems.
Q:Do you provide installation guides or drawings?
A:
Yes, we send detailed installation manuals and drawings, and can provide installation videos if needed.
Send Inquiry
*To:
Double Building Materials Co., Ltd.
Double Building Materials Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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