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UL Listed 2 Ball Bearing 4x3x3.0mm Fire Rated Stainless Steel Butt Door Hinge
- Product Information
Satin Stainless
Polished Stainless
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SS001FR UL‑Listed 2‑Ball‑Bearing 4x3x3.0mm Fire‑Rated Stainless Steel Butt door hinge
SS001FR 4x3x3.0mm 2‑ball‑bearing fire‑rated stainless steel butt door hinge manufactured by WINGTEC. Made of premium SS304 stainless‑steel material, built‑in dual precision two‑piece ball‑bearing assembly delivers smooth and silent door swing. 3.0mm leaf thickness ensures solid structural rigidity, supports door weight up to 100KG per hinge pair. Standard full‑mortise butt mounting, reversible non‑handed construction fits both left‑hand and right‑hand doors. Multiple pin styles and hole‑template layout selections are available, together with diverse decorative surface finish choices. UL‑Listed UL10C 3‑Hour fire‑rated, fully complies with ANSI/BHMA‑156.1‑2000 and EN1935:2002 standard, conforms to NFPA80 fire‑door requirements, completes strict 200000‑cycle heavy‑duty durability test. Full matching mounting screw accessories are supplied. Suitable for wooden, metal, steel fire‑rated interior‑exterior door assemblies. Monthly production capacity reaches 200000 units for B2B wholesale architectural fire‑safety butt hinge tender projects.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed 4x3x3.0mm 2‑Ball‑Bearing SS304 Fire‑Rated Stainless Steel Full‑Mortise Butt Door Hinge |
| Operation | Two‑ball‑bearing smooth silent swing, full‑mortise butt installation, reversible non‑handed left‑right fit, multiple pin & hole‑template options, UL‑Listed UL10C & ANSI/BHMA‑156.1‑2000 & EN1935 fire‑safety certified, meets NFPA80 |
| Material | 3.0mm SS304 stainless‑steel hinge leaf, high‑precision dual ball‑bearing assembly, anti‑rust surface finishing |
| Core Functions | SS304 corrosion‑resistant, quiet ball‑bearing movement, reversible mounting, multi‑finish / pin / template choices, max 100kg load capacity, 3‑hour fire‑rated, 200000‑cycle heavy‑duty durability |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior‑Exterior Door Assemblies, commercial and residential fire‑safety hardware projects |
| Production Capacity | 200000 Units / Month |
| MOQ | 500 Pairs |
| Sample Time | 5‑7 Working Days |
| Lead Time | 30‑35 Days |
| Packing | 1 Pair / White Box, Standard Export Carton |
Application Scenarios
Commercial & Multi‑Unit Fire‑Door Installations
SS001FR UL‑listed 4x3x3.0mm 2‑ball‑bearing SS304 fire‑rated butt hinge is purpose‑built for commercial and multi‑unit residential fire‑rated door‑sets. SS304 stainless‑steel delivers reliable anti‑rust performance for general‑purpose interior‑exterior usage. Dual ball‑bearing construction ensures quiet and consistent door swing for daily frequent operation. It supports maximum 100KG door weight per hinge pair. Multiple pin styles and diverse hole‑template layouts satisfy different door‑frame requirements. Reversible non‑handed design reduces SKU inventory pressure for large‑volume tender projects. UL‑Listed UL10C, ANSI/BHMA‑156.1‑2000 and EN1935 certifications satisfy North‑American and European fire‑safety building‑code requirements for stainless‑steel fire‑rated butt‑hinge assemblies.
Multi‑Material Door New‑Build & Renovation
This SS304 3.0‑mm 2‑ball‑bearing fire‑rated butt hinge has passed strict 200000‑cycle heavy‑traffic durability test. It performs reliably for wooden, metal, steel fire‑rated interior‑exterior door‑sets in new‑construction and retrofit renovation commercial‑residential hardware assignments.
Architectural Hardware Tender Specification Projects
Full matching mounting‑screw accessories are supplied. Standard full‑mortise butt mounting with reversible non‑handed configuration. Multiple pin selections, diverse hole‑template patterns and rich decorative surface‑finish selections available. UL compliance datasheet, installation drawings and compliance documentation can be offered for tender‑submission for commercial‑residential fire‑safety building‑projects.
Product Characteristics
Premium SS304 stainless‑steel hinge leaf with dual precision ball‑bearing internal assembly; quiet long‑term swing performance, anti‑rust feature for general‑purpose fire‑rated door‑operation
Standard dimension 4x3 inch, leaf thickness 3.0mm; maximum load‑bearing capacity up to 100KG per hinge pair
Classic full‑mortise butt‑hinge installation, true reversible non‑handed left‑right universal fit; multiple pin‑type & hole‑template selections plus abundant decorative‑finish options match different interior‑design themes
UL‑Listed UL10C 3‑Hour fire‑rated, complies with ANSI/BHMA‑156.1‑2000 & EN1935:2002, conforms to NFPA80, passes 200000‑cycle heavy‑duty durability test
Standard full‑mortise butt‑type mounting; fire‑safety optimized for wooden, metal, steel fire‑rated interior‑exterior door assemblies
Complete matching mounting‑screw accessories supplied; monthly capacity 200000 units for B2B wholesale fire‑door‑hinge bulk tender‑orders
Warranty & Customization
Standard quality warranty against manufacturing defects of SS304 stainless‑steel hinge‑leaf and internal precision 2‑ball‑bearing components
Bulk wholesale supply for architectural‑construction and fire‑safety‑door tender‑projects; custom finish, custom‑size, custom‑pin‑style and hole‑template variant options are available
2D installation drawing and product‑performance‑specification datasheet including UL‑ANSI‑EN compliance statement available for tender‑submission documentation
Frequently Asked Questions
What certifications does SS001FR hold?
SS001FR is UL‑Listed UL10C 3‑Hour fire‑rated, fully complies with ANSI/BHMA‑156.1‑2000 and EN1935:2002 standard, conforms to NFPA80 fire‑door requirements and completes 200000‑cycle heavy‑duty durability test for 2‑ball‑bearing fire‑rated butt‑hinge hardware.
What door weight fits SS001FR fire‑rated butt hinge?
SS001FR dual‑ball‑bearing butt‑hinge supports door‑weight up to 100KG per hinge‑pair, standard dimension 4x3x3.0mm for commercial fire‑door‑applications.
Can SS001FR be used for both left‑hand and right‑hand doors?
Yes, SS001FR adopts reversible non‑handed design. One SKU works for both left‑hand and right‑hand full‑mortise‑door installation and reduces project‑inventory SKU count. Installation must follow local fire‑code for fire‑door assemblies.
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