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Heavy‑Duty Stainless Steel Ball‑Bearing Butt Door Hinge Multi‑Size
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SS053 Heavy‑Duty Stainless Steel Ball‑Bearing Butt Door Hinge Multi‑Size
SS053 heavy‑duty ball‑bearing butt door hinge manufactured by WINGTEC. Five‑knuckle heavy‑duty construction, available in 201 / 304 / 316 stainless‑steel grades. Equipped with precision ball‑bearing assembly for long‑term lubricated, ultra‑smooth and silent door swing. Supports multiple dimension options:12.0"x6.0"x10.0mm,10.0"x5.0"x10.0mm,12.0"x5.0"x10.0mm,10.0"x5.0"x4.7mm,12.0"x5.0"x4.7mm. Multiple hole patterns: template, zig‑zag symmetrical / left / right style; various pin options including fixed pin, loose pin, non‑rising removable pin, non‑removable pin, flat / ball / rivet / crown tip. Full‑mortise square‑corner mounting, reversible non‑handed for left‑hand and right‑hand door installation. Rich decorative surface finish selections. UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), complies with EN1935 and conforms to NFPA80 fire‑door standards. Complete set of matching machine & wood mounting screw accessories included. Suitable for heavy‑weight wooden, metal and steel interior‑exterior door assemblies, widely used for education, healthcare, hospitality, government and office building hardware projects. Monthly production capacity reaches 200000 units for B2B wholesale heavy‑duty architectural tender projects.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed Heavy‑Duty Multi‑Size Five‑Knuckle Ball‑Bearing Full‑Mortise Square‑Corner Stainless Steel Butt Door Hinge, UL File No.R42033 |
| Operation | Precision ball‑bearing long‑lubrication ultra‑smooth quiet swing, five‑knuckle heavy‑duty construction, multi‑pin & multi‑tip configurable, template / zig‑zag hole‑pattern options, full‑mortise square‑corner installation, reversible non‑handed left‑right fit, UL‑Listed UL10C(UL File No.R42033) & EN1935 fire‑safety certified, meets NFPA80 |
| Material | Stainless‑steel hinge leaf(201/304/316 optional), five‑knuckle housing, high‑precision ball‑bearing assembly, multiple decorative surface treatments |
| Core Functions | Heavy‑duty five‑knuckle construction, multi‑size selection, ball‑bearing long‑term lubricated swing, reversible non‑handed mounting, multi‑finish / pin / tip / hole‑pattern choices, 3‑hour fire‑rated, heavy‑load durability |
| Application | Heavy‑weight Wooden / Metal / Steel Interior‑Exterior Door Assemblies, Education, Healthcare, Hospitality, Government & 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
Heavy‑Load Commercial Building Door Installations
SS053 heavy‑duty ball‑bearing butt hinge is purpose‑built for heavy‑weight interior‑exterior door‑sets. Optional 201/304/316 stainless‑steel grades deliver reliable anti‑rust and wear‑resistant performance. Precision ball‑bearing system maintains long‑term lubricated ultra‑smooth quiet swing under high‑frequency heavy‑traffic usage. Multiple dimension options cover different heavy‑door load requirements. Flexible hole‑pattern(template / zig‑zag), pin and tip selections satisfy diverse door‑frame requirements for hollow‑metal and wooden doors. Reversible non‑handed design reduces SKU inventory burden for large‑volume tender orders. UL‑Listed UL10C(UL File No.R42033) and EN1935 certifications fulfill international fire‑safety building‑code standards for heavy‑duty butt‑hinge assemblies.
Institutional Facilities New‑Build & Renovation
This five‑knuckle multi‑grade stainless‑steel heavy‑duty ball‑bearing butt hinge adapts to heavy‑weight wooden, metal and steel door‑sets. Widely selected for education campus, healthcare hospital, hospitality hotel, government and office facility new‑construction and retrofit renovation hardware assignments. Abundant finish choices match various public‑building interior‑exterior decoration styles.
Architectural Hardware Tender Specification Projects
Full matching machine & wood mounting‑screw accessories included. Full‑mortise square‑corner butt mounting with reversible non‑handed configuration. Wide selection of sizes, hole‑patterns, pin‑tip styles and decorative finishes. UL compliance datasheet, EN1935 test documentation, installation drawings and compliance papers can be supplied for tender‑submission for heavy‑duty institutional building‑projects, UL certification under file R42033.
Product Characteristics
Robust heavy‑duty five‑knuckle hinge housing, optional 201/304/316 stainless‑steel hinge leaf, internal precision ball‑bearing assembly; long‑term lubricated ultra‑smooth quiet swing, configurable multi‑pin & multi‑tip for heavy‑weight door‑operation
Rich multi‑size portfolio for various heavy‑door load demands; support template and zig‑zag hole‑pattern for wood / hollow‑metal door frames
Full‑mortise square‑corner butt‑hinge installation, true reversible non‑handed left‑right universal fit; abundant pin‑type, tip‑style, hole‑pattern and decorative‑finish selections
UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), complies with EN1935:2002, conforms to NFPA80 fire‑door requirements for heavy‑duty butt‑hinge hardware
Square‑corner full‑mortise mounting; heavy‑load optimized for wooden, metal, steel heavy‑weight interior‑exterior door assemblies
Complete matching mounting‑screw accessories supplied; monthly capacity 200000 units for B2B wholesale heavy‑duty door‑hinge bulk tender‑orders
Warranty & Customization
Standard quality warranty against manufacturing defects of stainless‑steel hinge‑leaf, five‑knuckle housing and internal precision ball‑bearing components for heavy‑duty institutional usage
Bulk wholesale supply for architectural‑construction and heavy‑duty institutional door tender‑projects; custom finish, custom‑size, custom‑pin‑style, tip‑style and hole‑pattern variant options are available
2D installation drawing, performance datasheet and UL‑compliance statement documentation available for tender‑submission documentation, UL File R42033
Frequently Asked Questions
What certifications does SS053 hold?
SS053 is UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R42033), complies with EN1935:2002 and conforms to NFPA80 fire‑door requirements for heavy‑duty five‑knuckle ball‑bearing butt‑hinge hardware.
What door types fit SS053 heavy‑duty hinge?
SS053 multi‑size heavy‑duty ball‑bearing butt hinge is suitable for heavy‑weight wooden, metal and steel interior‑exterior doors, widely applied for education, healthcare, hospitality, government and office building projects.
Can SS053 change hole‑pattern, pin and tip style?
Yes, multiple hole‑patterns(template / zig‑zag left‑right‑symmetrical), pin styles and tip styles are optional. Reversible non‑handed for left‑hand / right‑hand full‑mortise‑door installation. Installation must follow local fire‑code for fire‑door assemblies.
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