What is the anti-destruction time for Grade 4 doors?

Grade 4 (Class A) doors have an anti-destruction time of at least 30 minutes.

Do you offer OEM or ODM services?

Yes, both OEM and ODM services are available.

Premium Steel Fireproof Doors for Engineering Projects and Safety

Name: Premium Steel Fireproof Doors for Engineering Projects and Safety
Brand: Shandong Fulin Door Industry Co., Ltd
SKU: 2163066552

Shandong, ChinaShandong Fulin Door Industry Co., Ltd

US$50.00

1-99 Square Meters

US$45.00

100+ Square Meters

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

3-Year Warranty

Warranty

3-Year

Model NO.

006

Material

Aluminum Alloy

Style

Classic

Open Style

Swing

Thickness of door leaf

50mm

Infilling Material

Rock-Wool

Color

Brown

Certification

Surface Finishing

Finished

Special Function

Security

Position

Room

MOQ

1 Set

Advantage

High Quality

Delivery Time

15 Days

Type

Customized

Size

Customized Size

Product Name

Fulin Door

Opening Method

Side Opening

Hardware

Top Chinese Brands

Product Type

Entrance Security Door

Application Scenario

External Main Entrance (Main Entrance Front Door O

Place of Origin

Shandong, China

Size Support

Customizable Sizes Available, Adaptable to Differe

Manual Operation

Manual

Warranty Service

2 Years

After-Sale Guarantee

Online Technical Support

Transport Package

Wooden Box

Specification

Customizable

Trademark

HJF

Origin

China

HS Code

7610100000

Production Capacity

500000pieces/Year

Key features

High Security Level: Anti-pry, anti-drill, anti-theft structure with Grade C lock cylinder for maximum safety.

Multi-Point Locking: Up to 12 locking points ensure reliable protection against forced opening.

Customizable Options: Size, color, style, and smart lock can be customized according to requirements.

Excellent Insulation: Rock-wool infilling provides superior sound and heat insulation for energy saving.

Durable Material: Heavy-duty aluminum alloy construction is sturdy, anti-corrosion, and long-lasting.

CE Certification: Meets mandatory EU safety and performance standards for legal sale in 27 member states.

Fast Delivery: Off-season lead time within 15 workdays; peak season within one month.

Comprehensive Warranty: 3-year warranty coverage with online technical support for after-sales service.

Company profile

Quality AssuranceQA/QC InspectorsR&D CapabilitiesIn-stock Capacity

Shandong Fulin Door Industry Co., Ltd

Shandong, 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: 1 year CertifiedNearest Port: Qingdao portAverage Response Time: ≤0.17h

AI-Powered supplier vetting

SummaryThe supplier is a metal products and door/window manufacturer with metal-processing and assembly equipment, inventory capability, and stated customization, ODM, and OEM services. Quality controls include 23 inspectors, quality assurance, and raw-material traceability, although finished products are checked by packing staff. The supplier has no stated management-system certifications, no professional technical R&D classification, no 3D software or SDK capability, and no new products reported in the past year. Service procedures exist but have no records, and there is no valid manufacturing-capacity contract with related subcontractors. Financial information is represented only by years, without sufficient evidence to assess financial credibility. Customer references are limited to a statement that some approved-supplier names were provided and that OEM services are supplied to well-known brands.

Supplier typeThe business scope covers metal product research and development, metal structure manufacturing, doors and windows, building materials, and related sales activities. The supplier explicitly states that it is not a professional technical supplier, indicating a manufacturing-oriented rather than specialized technical-service profile.

CertificationsThe supplier's certification of management systems is recorded as NIL. Therefore, the provided information does not demonstrate possession of relevant management-system certifications.

R&D capabilityThe supplier reports no professional technical R&D capability, no 3D software design service, no SDK availability, and no new products in the past year. It does provide ODM services and reports two years of total R&D engineer experience, but the available evidence does not establish strong innovation performance.

Production capacityProduction resources include laser cutting, bending, framing, drilling, welding, spraying, and assembly machines, together with stated in-stock capability. However, there is no valid contract with related subcontractors, peak-season lead time is one month, and service-capability procedures have no records.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its stated ODM and OEM services further support the ability to produce customer-specific products.