6 Panel Steel Door Direct From Factory
Classic six-panel profile, commercial-grade steel construction — built for volume supply to distributors, contractors, and importers. Full customization on size, color, and hardware.
What the 6 Panel Steel Door Is — and Where It Fits Your Product Line
The 6 panel steel door is the residential and light-commercial workhorse of the steel door category. That raised six-panel profile — two stiles, three rails, six recessed fields — is the dominant aesthetic in North American entry door markets, and it's what your downstream customers recognize as a "standard front door" without needing to be sold on the style. For distributors building a catalog, it's the SKU that moves volume. For contractors, it's the spec that goes in without a fight from the architect or the homeowner.
What separates a steel version from a wood or fiberglass equivalent is the commercial case: steel panels hold their shape across temperature cycles, don't swell in humidity, and take a powder coat finish that holds up to port handling, warehouse storage, and field installation without the surface damage that plagues painted wood. We've shipped this door to buyers in Florida, the Gulf states, and Southeast Asia — high-humidity markets where wood and fiberglass alternatives generate warranty claims that steel simply doesn't.
The panel profile on our six panel steel door is formed by CNC press brake on 0.8–1.0mm SPCC cold-rolled steel skins, with the recessed panel geometry stamped to a consistent depth across the full run. We hold the panel recess depth to ±0.3mm — tighter than most buyers ask for, but it's what keeps the shadow line consistent when your customer installs a row of these doors side by side. The interior is filled with CFC-free polyurethane foam injected at controlled density, which gives the door its rigidity and thermal performance without adding unnecessary weight to the leaf.
Scope note: This is a steel door built for the mainstream residential and light-commercial channel — not a fire-rated assembly, not a high-security vault door. If your project requires fire rating or forced-entry resistance, we have dedicated products for those specs. For standard entry door supply — the volume segment — this is the product.
±0.3mm Tolerance
Panel recess depth held tighter than market standard for consistent shadow lines at scale.
CFC-Free PU Core
Injected polyurethane foam at controlled density for rigidity and thermal performance.
Humidity-Proof
Proven in Florida, Gulf states, and Southeast Asia — no swelling, no warranty claims.
Powder Coat Finish
Survives port handling, warehouse storage, and field installation without surface damage.
Technical Specifications
Specifications shown are industry-standard values for this product type. Actual specifications may vary by configuration. Contact us for detailed product data sheets and exact dimensions.
Door Leaf & Core
| Door leaf thickness | 45mm (standard) |
| Steel skin gauge | 0.8mm SPCC cold-rolled steel (standard); 1.0mm available |
| Panel profile | 6-panel raised profile, CNC press brake formed |
| Panel recess depth | Approx. 12mm (±0.3mm tolerance) |
| Core fill | CFC-free polyurethane foam, injected |
| Typical door weight | 28–38 kg depending on size and gauge |
| Thermal performance | Approx. U-value 1.8–2.2 W/m²K (foam-filled, varies by configuration) |
Sizing & Frame
| Standard door sizes (US) | 32" × 80", 36" × 80" |
| Standard door sizes (metric) | 900 × 2100mm, 960 × 2100mm |
| Custom size range | Width 700–1100mm, Height 1900–2400mm |
| Frame material | 1.2mm galvanized steel, roll-formed |
| Frame profile | Standard 4-9/16" or 6-9/16" jamb depth |
Hardware Prep & Finish
| Hinge prep | 3-hinge standard (4½" × 4½" heavy-duty) |
| Lock bore | Standard 2-3/8" or 2-3/4" backset |
| Surface finish | Electrostatic powder coat, 60–80μm film thickness |
| Standard colors | White, black, grey, brown, beige; 60+ RAL options available |
Key Spec Highlights
- 45mm leaf thickness with 0.8mm SPCC skins — standard for residential entry door channel
- ±0.3mm panel recess tolerance — consistent shadow line across full production runs
- US and metric standard sizes stocked; custom width 700–1100mm, height 1900–2400mm
- 60–80μm powder coat film — survives port handling and field installation
- U-value 1.8–2.2 W/m²K — foam-filled thermal performance for energy code compliance
Panel Profile Construction: Why the Forming Process Matters for Your Downstream Market
The six-panel aesthetic is common. The execution quality is not. Most buyers who've sourced this door from multiple factories have seen the same failure mode: the panel recess loses definition after powder coating, the shadow lines go soft, and the door looks cheap on the shelf or at the job site. That's a forming and coating sequence problem, not a design problem.
We form the six-panel profile in a single CNC press brake operation on the full door skin before assembly. The alternative — roll-forming the profile in a continuous pass — is faster but produces shallower, less defined panel geometry. Our press brake approach holds the panel corner radius to 3–4mm, which is tight enough to read as a crisp architectural detail rather than a rounded bump.
After forming, the skin goes through zinc phosphate pre-treatment before powder coating. The phosphate layer bonds to the steel substrate and gives the powder coat a mechanical anchor at the panel edges and corners — the exact locations where coating adhesion fails on cheaper product.
Note from our process team: We switched to zinc phosphate pre-treatment in 2020 after seeing adhesion failures on coastal-market orders with the older iron phosphate process. The upgrade added cost to the line, but it eliminated a warranty claim category entirely.
Press Brake vs. Roll-Form: What the Difference Looks Like
What This Means for Your RMA Rate
The result of zinc phosphate pre-treatment plus press brake forming: 60–80μm consistent film thickness across the full panel surface, including the recessed fields and the raised stile edges. That spec passes a 500-hour salt spray test — the threshold most North American and European buyers need for coastal and high-humidity market supply.
For your distribution business, that means zero RMA on finish failures — the door your customer installs looks the same as the door in your showroom sample.
Market Segments: Where This Door Generates Repeatable Volume
The six-panel steel entry door is not a niche SKU — it's the anchor product in multiple high-volume distribution channels. Understanding which segment fits your business determines how you spec the order and how you position the product downstream.
Residential New Construction Supply
Tract home builders and residential developers in North America and Australia specify the six-panel steel entry door as a standard inclusion — it's the default spec on mid-market homes because it photographs well, installs fast, and doesn't generate callbacks. Builders typically order 1–4 doors per unit across projects of 50–500 homes, making this a high-volume, repeatable segment for distributors with builder relationships.
Key Buying Criteria
- Consistent color match across a full project run
- Reliable lead times
- Passes local energy code without special documentation
Home Improvement Retail and Distribution
The six-panel profile is the top-selling steel door SKU in big-box retail and independent door distribution in North America. If you're building a private-label door line or stocking a regional distribution warehouse, this is the anchor SKU — the one that turns inventory and funds the rest of the catalog.
Key Buying Criteria
- Shelf appeal — panel definition and finish quality that reads well in showroom or online listing
- Packaging integrity — door arrives undamaged after warehouse handling and last-mile delivery
- MOQ flexibility for initial stocking orders
Replacement Door Programs
Renovation contractors and remodeling distributors run steady replacement door volume — homeowners replacing aging wood or fiberglass entry doors with steel for security and maintenance reasons. This segment orders in smaller quantities but at higher frequency, and the six-panel profile is the style that matches the existing aesthetic in most residential neighborhoods.
Distribution Advantage
Replacement programs generate reorder business without the project-by-project sales cycle — a reliable base load for your inventory planning.
Export to Middle East and Southeast Asia
Gulf and Southeast Asian residential developers have been specifying steel entry doors at increasing rates as building codes tighten and labor costs for wood door maintenance rise. The six-panel profile travels well in these markets — it reads as a premium Western aesthetic to end buyers while delivering the maintenance-free performance that developers need.
Market Context
This segment has grown meaningfully over the past three years. Worth building into your product line if you're active in Gulf or Southeast Asian residential project supply.
Which Segment Fits Your Business?
Builder supply programs
Need consistent color match across project runs and energy code documentation. Specify color batching and request our energy performance data sheet.
Private-label retail lines
Need shelf-ready packaging and MOQ flexibility. Ask about our retail packaging program and initial stocking order terms.
Export and project supply
Need CE documentation and container-optimized loading. Request our export compliance package and container loading spec sheet.
Customization: What You Can Specify, What Has Limits
The six panel steel door is one of our most customizable catalog products — the standard panel geometry accommodates a wide range of hardware, glass, and finish variations without tooling changes.
Size Customization
Width 700–1100mm, height 1900–2400mm. Standard US sizes (32"×80", 36"×80") and metric sizes (900×2100mm, 960×2100mm) ship from standard tooling.
Non-standard sizes within range available on custom orders — MOQ 100 units for non-standard dimensions.
Glass Options
Full-panel solid (standard), half-lite with tempered glass insert, three-lite sidelite configuration. Glass inserts use 5mm tempered safety glass as standard.
Double-glazed inserts available for thermal performance requirements.
Hardware Prep
Standard hinge and lock bore prep included. Pre-installation available for deadbolts, handlesets, door closers, and peepholes to your spec.
Pre-installation reduces downstream labor cost and eliminates hardware fitment issues in the field.
Color and Finish
60+ RAL powder coat colors, including woodgrain transfer film for buyers whose markets want a wood-look aesthetic with steel durability. Matte, satin, and gloss finish levels available.
Custom color matching available on runs of 200+ units.
Frame Configuration
Standard single-door frame, double-door frame, and frame-with-sidelite configurations. Frame jamb depth 4-9/16" or 6-9/16" for standard wall thicknesses.
Custom jamb depths available on request.
OEM / Private Label
We apply your brand label, packaging, and documentation. Our 15-engineer R&D team handles custom profile development if you need a panel geometry that differs from our standard six-panel.
3D rendering and prototype within 15–20 working days from spec submission. No charge for the design consultation.
MOQ Summary by Configuration
Certifications and Compliance Pre-Qualification
The certifications this product ships with determine how fast your import and resale process moves. Our six panel steel door is manufactured under ISO 9001:2015 quality management and carries CE marking for European market conformity.
ISO 9001:2015
Quality management system certification covering the full manufacturing process.
CE Marking
European market conformity marking. Satisfies most EU import and resale requirements for steel doors.
SGS Third-Party Audit
Independent verification audit reports available on request — useful when your import compliance file requires third-party rather than self-declared conformity.
Zero-VOC / RoHS Coating
Powder coat chemistry is zero-VOC with no heavy metals. Matters for buyers supplying projects with indoor air quality requirements or green building certifications (LEED, BREEAM).
North American Buyers
Door construction and steel gauge specifications are consistent with ANSI/SDI standards for residential steel doors. Material safety documentation is available for buyers who need it for their own compliance files.
Note on fire rating: NFPA 80 certification applies to our fire-rated door line. This product is a standard (non-fire-rated) steel door. If your project or market requires fire rating, contact us to discuss the appropriate product from our fire door range.
Gulf Market Buyers
CE marking and SGS documentation satisfy most GCC import requirements for steel doors. We've cleared customs in Dubai, Riyadh, and Doha on this documentation package without issues.
Documentation Available on Request
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SGS Third-Party Audit Reports
Independent verification for import compliance files requiring non-self-declared conformity.
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Material Safety Documentation
For buyers who need coating chemistry data for their own compliance files.
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ISO 9001:2015 Certificate
Current quality management system certification covering manufacturing operations.
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CE Declaration of Conformity
European conformity declaration for EU import and resale documentation packages.
Packaging, Container Loading, and Landed Cost
Everything your freight team needs to calculate landed cost per unit before you commit to an order.
KD Flat-Pack Format
Door leaf, frame components, and hardware packed separately in reinforced double-wall cartons with foam corner protection. The KD format is what makes the container economics work.
Container Loading Density
A standard 40HQ container loads approximately 220–260 door sets depending on door size and frame configuration — the number your freight team needs to calculate landed cost per unit.
Batch Traceability
Each carton carries a barcode linked to our production batch record. Trace any unit back to its production date, line, and inspection record within minutes — useful for your own QA process and for customs or insurance documentation.
Retail & E-Commerce Channel Options
- KD carton designed to survive warehouse handling and last-mile delivery without additional crating
- Retail-ready packaging available: product photography panel, barcode label, installation hardware bag — shelf-ready or FBA-ready
- Blind drop-shipping with your brand documentation available on OEM orders
Lead Time
Standard catalog orders: 25–35 days from deposit confirmation. Custom configurations quoted individually.
Frequently Asked Questions
Decision-support answers for distributors, importers, and OEM buyers evaluating the 6 panel steel door for their product line.
What steel gauge should I specify for a 6 panel steel door in a residential application?
For standard residential entry door use, 0.8mm SPCC cold-rolled steel skins are the industry norm — sufficient for the load and impact requirements of a residential entry door, and the gauge that keeps the door weight in the 28–35kg range that installers can handle without special equipment.
If you're supplying rental housing, student accommodation, or any application with higher abuse frequency, specify 1.0mm skins — the additional gauge adds roughly 3–5kg to the door weight but meaningfully improves dent resistance at the panel faces. We stock both gauges; the 1.0mm option is available on the same MOQ as standard.
What is the difference between a 6 panel steel door and a fiberglass 6 panel door for distribution?
For your distribution business, the key differences are margin structure and warranty exposure. Steel doors carry lower material cost than fiberglass at equivalent panel definition quality, so your margin on a steel SKU is typically better at the same retail price point.
Fiberglass has a slight edge on thermal performance (lower U-value) and won't dent, but it's more expensive to source and more fragile in shipping and warehouse handling. Steel's main warranty risk is surface rust at cut edges if the coating is damaged — our zinc phosphate pre-treatment and 60–80μm powder coat spec eliminates that risk on intact product. For mainstream residential distribution, steel is the higher-volume, lower-warranty-risk choice.
Can the six panel steel door be customized with a glass insert without changing the panel count?
Yes. We offer a half-lite configuration where the top two panels are replaced with a tempered glass insert, maintaining the six-panel visual structure on the lower door. The glass insert uses 5mm tempered safety glass as standard; double-glazed inserts are available for thermal performance requirements.
The half-lite configuration is a separate SKU with its own MOQ (100 units) because it requires a different skin stamping. If you're building a door line, the solid-panel and half-lite versions are typically stocked together — they share the same frame and hardware, so your inventory management is straightforward.
What is the MOQ for a custom color on the 6 panel steel door?
Standard catalog colors (white, black, grey, brown, beige, and approximately 55 additional RAL options) are available at the standard 50-unit MOQ — these are colors we run regularly and don't require a dedicated powder line changeover.
Custom color matching (outside our standard RAL library, or specific brand colors for OEM programs) requires a minimum of 200 units to justify the changeover and color-match verification process. If you're building a private-label line with a specific brand color, send us the RAL code or a physical sample and we'll confirm feasibility and the exact MOQ before you commit.
How does the 6 panel steel door perform in high-humidity coastal markets?
The zinc phosphate pre-treatment plus 60–80μm powder coat spec is what we rely on for coastal market supply. The phosphate layer bonds to the steel substrate and provides corrosion resistance at the coating interface — the failure mode on cheaper product is coating delamination at panel edges and corners, which exposes bare steel to moisture.
Our process passes a 500-hour salt spray test, which is the standard threshold for North American and European coastal market supply. We've been shipping to Florida, Gulf Coast, and Southeast Asian buyers on this spec for years without finish-related warranty claims.
For extreme coastal environments (direct ocean-front exposure), we recommend specifying the 1.0mm gauge with a galvanized steel frame — the combination gives you the best corrosion resistance profile available in this product category.
1.0mm SPCC skins + zinc phosphate pre-treatment + 60–80μm powder coat + galvanized steel frame = optimal corrosion resistance for direct ocean-front exposure.
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Get a Quote for the 6 Panel Steel Door
Most buyers in this category start with a sample order — two or three doors in their target size and color to test with their own customers or verify against their project spec. We can ship samples within the standard lead time on a small order; contact us with your target configuration and we'll confirm availability and cost.
Volume Pricing & Custom Configurations
If you're ready to discuss volume pricing, OEM packaging, or a custom configuration, send us your spec — door size, gauge preference, color, hardware requirements, and target quantity. Our engineering team will respond with a detailed quote and, for custom configurations, a 3D rendering.
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Email
[email protected] -
WhatsApp
+86 152 3616 2255 -
Phone
+86 189 3902 2227
Sample Orders
2–3 Units
Test your target size and color before committing to volume
Custom Config
3D Rendering
Engineering team provides a 3D rendering for custom specifications
OEM Packaging
Available
Private label and OEM packaging options for volume buyers
Response
Detailed Quote
Itemized pricing with gauge, color, hardware, and quantity breakdown
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