Exterior Customized Design Glavanized Wrought Iron Steel Spiral Staircase

Name: Exterior Customized Design Glavanized Wrought Iron Steel Spiral Staircase
Brand: Double Building Materials Co., Ltd.
SKU: 938317815

Guangdong, ChinaDouble Building Materials Co., Ltd.

US$4,500.00

1-9 Sets

US$2,000.00

10+ Sets

Sample price:US$150.00/piece.Request sample

Product profile

Customization

Available

Structure

Spiral

Type

Special Stairs

Model NO.

spiral staircase cost

Material

Steel-Wood

Usage

Indoor

Stair Type

Spiral Stair

Tread

Solid Wood

Certificate

AS/NZS2208:1996 / ISO9001 / CE

Installation

Easy Installnstall

Transport Package

Plywood

Specification

Customized Based On Jobsite

Trademark

Double Building

Origin

Guangdong, China

HS Code

7308900000

Production Capacity

5000 Meter/ Month

Key features

Fully Customizable Design: Design, material, and dimensions can be customized according to actual demands.

Easy Self-Installation: No welding required; installation manual provided for DIY setup.

5-Year Warranty Coverage: All fittings can be changed for free within 5 years of purchase.

Premium Material Options: Available in S.S304/316, Carbon Steel with Brushed, Mirror, or Hot Galvanized finishes.

Professional CAD Support: Dedicated CAD drawing team available for design and revision services.

24/7 Customer Service: Round-the-clock support available to solve installation and product problems.

OEM and ODM Services: Full customization, minor customization, and design-based customization available.

Certified Quality Standards: Products meet AS/NZS2208:1996, ISO9001, and CE certification requirements.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityLow MOQ

Double Building Materials Co., Ltd.

Guangdong, China

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: ≤4.50h

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.