Does the door have sound and heat insulation?

Yes, it offers excellent sound and heat insulation for a quiet and energy-saving environment.

What is the anti-destruction time for this door?

The anti-destruction time is at least 30 minutes for Grade 4 (Class A) models.

Heavy-Duty Security Door with Premium Locking System for Ultimate Protection

Name: Heavy-Duty Security Door with Premium Locking System for Ultimate Protection
Brand: Shandong Fulin Door Industry Co., Ltd
SKU: 2148916352

Shandong, ChinaShandong Fulin Door Industry Co., Ltd

US$70.00

1-9 Square Meters

US$68.00

10+ Square Meters

Sample price:US$70.00/square meter.Request sample

Product profile

Customization

Available

After-sales Service

3-Year Warranty

Warranty

3-Year

Model NO.

STM-9621

Material

Steel

Style

Modern

Open Style

Swing

Thickness of door leaf

70mm

Infilling Material

Honeycomb Paper

Color

White

Certification

Surface Finishing

Finished

Special Function

Security

Position

Room

MOQ

1 Set

Advantage

High Quality

Delivery Time

15 Days

Type

Customized

Size

Customized Size

Features

Waterproof

Opening Mode

Manual

Warranty Service

2-Year Warranty

Engineering Solution Capability

Graphic Design

Surface Treatment

Surface Processing

Factory

Shandong.China

Main Material

Galvanized Steel

Application

Exterior Use

Advantages

Professional

Hardware

Top Chinese Brands

Transport Package

Wooden Box

Specification

Customizable

Trademark

Origin

China

Production Capacity

500000pieces/Year

Key features

High Security Level: Anti-pry, anti-drill, and anti-theft structure for maximum home safety.

Heavy-Duty Steel Material: Sturdy, durable, anti-corrosion steel with long service life.

Multi-Point Locking System: More secure and reliable against forced opening attempts.

Excellent Insulation: Superior sound and heat insulation for quiet, energy-saving comfort.

Customizable Options: Size, color, style, and smart lock can be customized as required.

CE Certification: Product meets CE certification standards for quality assurance.

3-Year Warranty: Comprehensive 3-year warranty coverage for peace of mind.

Modern Elegant Design: Stylish appearance suitable for villas, apartments, and residences.

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: ≤0.42h

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.