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Stainless Steel Lift Off Hinge For Hollow Metal Doors Fire Rated Butt Door Hinge
- Product Information
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SS022 Stainless Steel Lift Off Hinge For Hollow Metal Doors Fire Rated Butt Door Hinge
SS022 stainless steel lift-off butt hinge manufactured by WINGTEC. Lift-off separable leaf design allows door quickly lifted off without removing mounting screws. 201 / 304 / 316 stainless steel grades optional for different anti-corrosion requirements. Multiple hole template layout and pin tip selections, full mortise butt installation. Internal lubricated wear-resistant structure ensures smooth and quiet door opening and closing. Multiple decorative surface finishes available. UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), complies with EN1935 CE standards and conforms to NFPA80 fire door requirements. Specially designed for hollow metal fire doors, also compatible with wooden and steel door assemblies. Widely applied in education, healthcare, hospitality, government and office building architectural hardware tender projects. Monthly production capacity reaches 200000 units for B2B bulk wholesale orders.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed Stainless Steel Lift‑Off Full Mortise Butt Hinge For Hollow Metal Doors, UL File No.R42033 |
| Operation | Lift-off separable leaf structure for quick door removal, internal lubrication for wear-resistant quiet swing, multiple hole template layout and pin tip options, full mortise installation. UL‑Listed UL10C(UL File No.R42033) & EN1935 CE fire-safety certified, meets NFPA80 fire door standards. |
| Material | Optional 201/304/316 stainless steel hinge leaf, lift-off separable leaf assembly, wear-resistant lubricated internal components, multiple decorative surface treatments |
| Core Functions | Lift-off removable leaf design for convenient door installation, maintenance and replacement. Multi finish, pin tip and hole template options, 3-hour fire rated, ideal for hollow metal door assemblies |
| Application | Hollow metal, wooden and steel interior & exterior fire rated door assemblies, education, healthcare, hospitality, government and office building hardware tender 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 / Color Box / Blister Card, Standard Export Carton |
Application Scenarios
Hollow Metal Fire Door Systems
SS022 lift-off butt hinge is specially engineered for hollow metal fire door applications. The separable lift-off leaf enables fast door lifting off without detaching mounting screws, greatly improving installation and maintenance efficiency. 201/304/316 stainless steel options provide different anti-corrosion capability for indoor and outdoor environments. Internal lubricated wear-resistant structure delivers long-lasting smooth and quiet door swing. Various hole templates and pin tip variants adapt to diverse hollow metal door frame cutout requirements. UL‑Listed UL10C(UL File No.R42033) and EN1935 certifications comply with international fire building codes for lift-off butt hinge assemblies.
Institutional New Construction & Retrofit
This stainless steel lift-off butt hinge fits hollow metal, wooden and steel fire rated door sets. Widely specified for school, hospital, hotel, government and office building new build and renovation hardware tender projects. Rich surface finish selections match different interior and exterior architectural decoration styles.
Architectural Hardware Tender Projects
Complete matching mounting screws supplied. Full mortise butt mounting with lift-off separable leaf design. Multiple dimension, hole template, pin tip and finish selections available. UL compliance datasheet, EN test report, installation drawings and compliance documents can be prepared for tender submission, UL certification under file R42033.
Product Characteristics
Lift-off separable leaf hinge construction, optional 201/304/316 stainless steel leaf, internal lubricated wear-resistant assembly; smooth quiet swing, easy door removal without unscrewing
Multiple hole template layout and pin tip selections to fit various hollow metal door cutout specifications
Classic full mortise butt hinge installation; lift-off removable leaf design speeds up door assembly, maintenance and replacement. Many decorative finish options for building matching
UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), complies with EN1935 CE, conforms to NFPA80 fire door standards for lift-off butt hinge hardware
Full mortise butt mounting; optimized for hollow metal, wooden and steel interior & exterior fire rated door assemblies
Complete matching mounting screw accessories supplied; monthly capacity 200000 units for bulk B2B tender wholesale orders
Warranty & Customization
Standard quality warranty covers manufacturing defects of stainless steel hinge leaf and internal wear-resistant lubricated components for hollow metal fire door application
Bulk wholesale supply for construction and institutional fire door tender projects; custom finish, pin tip and hole template variants are available
2D installation drawing, performance datasheet and UL compliance statement documentation available for tender submission, UL File R42033
Frequently Asked Questions
What certifications does SS022 lift-off hinge have?
SS022 is UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), EN1935 CE compliant and meets NFPA80 fire door requirements for stainless steel lift-off butt hinge for hollow metal doors.
What is lift-off hinge used for?
SS022 lift-off butt hinge features separable leaf, allowing door to be lifted off the frame quickly without removing screws. Ideal for hollow metal fire doors where frequent door removal for maintenance is required.
Is SS022 suitable for fire hollow metal door?
Yes. SS022 is UL 3-hour fire rated, specially developed for hollow metal fire door assemblies. Installation should comply with local fire building codes to maintain fire-rated integrity.
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