Hunan Lianxin Chitai Intelligent Doors & Windows Co., Ltd.
| Surface Treatment | Architectural-Grade Outdoor Powder Coating / Anodized |
| Packaging Details | Wooden Case |
| Payment Terms | T/T,L/C |
| Delivery Time | 15-35 days |
| Service & Support | Custom Design / CAD Drawing Support / Worldwide Logistics |
| Frame Material | High-Strength Aluminum Alloy 6063-T5 / Heavy Galvanized Steel |
| Supply Ability | 1000 sets/month |
| Core Advantage | Excellent Thermal Insulation & Extreme Wind Resistance |
| Place of Origin | Hunan, China |
| Certification | CE, ISO9001 |
| Brand Name | OEM |
| Model Number | ST-001 |
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Product Specification
| Surface Treatment | Architectural-Grade Outdoor Powder Coating / Anodized | Packaging Details | Wooden Case |
| Payment Terms | T/T,L/C | Delivery Time | 15-35 days |
| Service & Support | Custom Design / CAD Drawing Support / Worldwide Logistics | Frame Material | High-Strength Aluminum Alloy 6063-T5 / Heavy Galvanized Steel |
| Supply Ability | 1000 sets/month | Core Advantage | Excellent Thermal Insulation & Extreme Wind Resistance |
| Place of Origin | Hunan, China | Certification | CE, ISO9001 |
| Brand Name | OEM | Model Number | ST-001 |
| High Light | Thermal Insulated Metal Fire Rated Door ，Galvanized Steel Fire Rated Door ，Wind Resistant Fire Rated Metal Door | ||
| Product Name | Steel/stainless steel fire door |
| Door material | galvanized steel/Stainless steel |
| Dimensions | Customized according to drawings |
| Door panel thickness | 40/50 mm |
| framework depth | Standard 120 mm or 4.72 in |
| Door panels | 1.0/1.5mm thick galvanized steel sheet |
| Door frame panels | 1.5/2.0mm thick galvanized steel sheet |
| standard fireproof hardware | Locks, handles, hinges, door closers, shunts, etc. on request. |
| surface finish | Doors and frames powder coated or painted to order |
| Colors | RAL color system, also customizable |
| In-fill | fireproof door cores or rock wool |
| Opening direction | Swing inward/outward |
| vision panels | Customized upon request |
| framework | Disassembly/pre-welding, customized... |
| CAD drafting | Available prior to manufacture |
| Applications | Construction, commercial, home improvement (offices, hotels, churches, etc.) |
| Package | Internal: PE film, external: carton and wooden pallet |
1. What certifications do your door
All of our fire doors and entrance doors are CE certified, ensuringcompliance with European safety and building standards.
2. Do the doors include all necessary hardware and seals?
Yes. Each door can be supplied with compliant hinges, locks, closers,and intumescent/smoke seals to guarantee full performance and reliability.
3. What is your lead time?
Normally 7-15 days for small orders and around 30 days for large orders.Please confirm with us before placing bulk orders.
4. How long is the service life and what maintenance is required?
Our doors are designed for 15-30 years of service under normal commercialuse. Annual inspections and proper maintenance are recommended to keep
them in good condition.
5. Do your doors provide both fire protection and security?
Yes. Our CE certified doors are built with strong materials for security, andfire-resistant cores to ensure safety. They can also be customized withinsulation or glass options for better energy efficiency.
6. What warranty and after-sales support do you provide?
We offer a quality warranty for all doors. Technical guidance, spare parts,and after-sales support are available to ensure long-term cooperation.
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2004
Total Annual:
1000-5000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Company Introduction Hunan Lianxin Chitai Intelligent Doors & Windows Co., Ltd. is a manufacturer specializing in the research, development, production, sales, and service of intelligent doors and windows. Established in 2010, the company evolved from Changsha Lianxin Door Industry Processing... Company Introduction Hunan Lianxin Chitai Intelligent Doors & Windows Co., Ltd. is a manufacturer specializing in the research, development, production, sales, and service of intelligent doors and windows. Established in 2010, the company evolved from Changsha Lianxin Door Industry Processing...
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