Is installation difficult?

Installation is easy. We provide instructions and videos, and can offer training or engineer support.

What are the door dimensions?

There is no fixed size limitation; width and height are determined by your architectural design.

How are the products packaged?

For order products, we use wooden boxes or wooden frames for packaging to ensure safety.

Premium Fire-Resistant Door - Durable Stainless Steel Safety Solution

Name: Premium Fire-Resistant Door - Durable Stainless Steel Safety Solution
Brand: Hunan Lianxin Chi Tai Intelligent Doors And Windows Co., Ltd.
SKU: 2228785775

Hunan, ChinaHunan Lianxin Chi Tai Intelligent Doors And Windows Co., Ltd.

US$90.00-120.00

20 Square Meters

Product profile

Customization

Available

After-sales Service

Avaliable

Warranty

Avaliable

Model NO.

Material

Custom

Style

Modern

Open Style

Swing

Sound Insulation

Screen Netting Material

Custom

Veneer Wood

Custom

Position

Interior

Security Rating

Surface Finishing

Custom

Function

Security

Application

Cable Well, Discharge Flue, Elevator Room, Stairway

Thermal Insulation

Fully Insulated Doorsets

Product Name

Fireproof Door

Model Grade

Grade a/B/C

Door Material

Stain Steel

Filling Material

Interior Is Filled with New Type of Environmentall

Thickness

40mm-50mm

Fireproof Time

30min-90min

Transport Package

Customized

Specification

Customized

Trademark

Customized

Origin

China

HS Code

7308300000

Production Capacity

1000

Key features

Customizable Dimensions: Width and height are flexible, limited only by architectural design requirements.

High Fire Resistance: Fireproof time ranges from 30 to 90 minutes with rock wool filling.

Premium Material: Constructed from durable stainless steel with modern styling options.

Versatile Application: Suitable for hospitals, schools, factories, hotels, and stairways.

Expert Manufacturer: 20+ years experience with 26 national patents and ISO certification.

Easy Installation: Includes instructions, videos, and optional on-site engineer support.

Sample Available: Sample panels are available for quality inspection before bulk order.

Secure Packaging: Products are packed in wooden boxes or frames for safe transport.

Company profile

Patents AwardedCustomization from DesignsQuality AssuranceSelf-branded

Hunan Lianxin Chi Tai Intelligent Doors And Windows Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 7 Years CertifiedNearest Port: Changsha Port, Shanghai Port, Guangzhou Port.Average Response Time: ≤2.30h

AI-Powered supplier vetting

SummaryLianxin Chitai is positioned as a smart door and window supplier with activities covering metal products, electronic products, industrial automation systems, metal-structure manufacturing, and door and window manufacturing and processing. It reports available SDK support, sample- and design-based customization, inventory capability, standardized finished-product inspection instructions, quality assurance, and raw-material traceability. The supplier has exported for seven years and can export through agents. However, it has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, and its corrective-action and complaint-handling procedures lack written records. Financial information is only represented by reporting years, without performance figures. No certifications or customer case studies are provided.

Supplier typeThe supplier operates in the smart door and window and metal-product sector, with stated activities including metal-structure manufacturing, door and window manufacturing and processing, electronic products, mechanical equipment, and industrial automation systems. Its equipment list includes aluminum-plastic door and window processing equipment, cutting, notching, material-processing, and stamping equipment, supporting classification as a manufacturer and processor rather than only a trader.

R&D capabilityThe supplier states that innovation is a core value and aims to promote technological progress in smart doors and windows. It also reports available SDK capability and research and development of metal products, which directly support innovation-related activities, although no specific technologies, patents, or development results are provided.

Production capacityProduction capability is supported by stated manufacturing and processing of metal structures and doors and windows, relevant processing equipment, inventory capability, standardized finished-product inspection instructions, quality assurance, and raw-material traceability. Nevertheless, the supplier reports no valid manufacturing-capacity contract with related subcontractors, and its peak-season lead-time entry is unclear and inconsistently formatted, creating some capacity-planning uncertainty.

Customization capabilityThe supplier explicitly offers customization from samples and from designs. This is direct evidence of both sample-based and design-based customization capability, although no details are provided on engineering scope, minimum quantities, or customization lead times.