Do you provide free samples?

Yes, free samples are available if in stock, but buyer pays transportation fees.

How do you guarantee product quality?

Manufactured in certified workshops, inspected piece-by-piece per national QA/QC standards, with warranty issued.

Custom Size Interior & Exterior Steel Door for Home Use

Name: Custom Size Interior & Exterior Steel Door for Home Use
Brand: Shandong Guanteng Steel Plate Co., Ltd
SKU: 2268685925

Shandong, ChinaShandong Guanteng Steel Plate Co., Ltd

US$17.00-35.00

400 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Customize

Warranty

2 Years

Material

Steel

Style

Modern

Open Style

Swing

Sound Insulation

Screen Netting Material

Polyurethane

Veneer Wood

White Oak

Position

Room

Security Rating

Surface Finishing

Finished

Function

Security, Thermal Insulation

More Material

Cold Rolled Steel/Galvanized/ Zinc Alloy

MOQ

Delivery Time

3 Days

Transport Package

Export Standard Package or Customized

Specification

Customized

Trademark

Guanteng

Origin

Shandong Province China

HS Code

72107010

Production Capacity

50000ton Per Month

Key features

Custom Size Options: Available in 35 3/4x79, 33 3/4x79, and 31 3/4x79 dimensions.

High Security Rating: B-rated security with sound insulation of 40dB.

Premium Materials: 22-26 gauge steel skin with PU or PE foam infilling.

OEM/ODM Support: Customization available via samples, drawings, or designs.

Fast Delivery: Stock items ship within 7 days; production takes 15-30 days.

Lifetime Service: 6-year warranty with lifetime after-sales support.

Quality Assurance: 100% inspection by certified QA/QC inspectors.

Free Samples: Free samples provided if stock is available.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Shandong Guanteng Steel Plate 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: 13 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.89h

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional technical supplier and offers broad customization, including customization from samples and designs, full customization, minor customization, and flexible customization. It has 13 years of export experience, maintains written warehouse-control procedures and records, and reports quality assurance, inventory capacity, and regular fire drills. However, it does not provide 3D software design services or have an available SDK, lacks a factory environmental impact assessment report, has no valid manufacturing-capacity contract with related subcontractors, and has no overseas warehouse or showroom. Quality and service-control weaknesses include no testing equipment, no raw-material traceability identification, no written corrective/preventive-action procedures or records, and complaint procedures without written records. Financial figures are not assessed because monetary information is excluded and the slices provide only reporting years.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its stated business scope covers special steel and hardware materials, lighting, building and mechanical equipment, insulation materials, spray equipment, wire rope products, and import/export activities, indicating a materials and technical-products supplier.

CertificationsThe supplier reports that it has no factory environmental impact assessment report. The provided slices do not identify any certifications held, so certification status cannot be broadly established.

After-Sales capabilityThe supplier has inventory capacity and a customer-complaint handling procedure, but the complaint process has no written records. It lacks overseas warehouse and showroom capabilities, and its corrective/preventive-action mechanism has no written procedures or records, showing limited documented after-sales support.

R&D capabilityThe supplier is a professional technical supplier and has one R&D engineer who can provide samples according to customer requirements. However, it does not provide 3D software design services and has no available SDK, so the evidence supports limited sample-oriented development rather than advanced digital innovation capability.

Production capacityThe supplier has inventory capacity, a one-month average lead time in both peak and off-season, two quality-control staff, written warehouse-control procedures with records, and six qualified service-capability suppliers. However, it has no valid manufacturing-capacity contract with related subcontractors and no quality-control test equipment, creating documented production-control limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its R&D engineer can provide samples according to customer requirements, directly supporting the stated customization capability.