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ANSI BHMA Grade 2 SS304 Value 2BB Fire Rated Butt Door Hinge
- Product Information
SSS
PSS
MB
ANSI BHMA Grade 2 SS304 Value 2BB Fire Rated Butt Door Hinge
ANSI/BHMA Grade 2 SS304 2‑BB value‑focused fire rated butt hinge, cycle‑tested to 1,500,000 cycles complying with ANSI/BHMA A156.1. UL Listed UL 10C, 3‑hour fire‑rated. Cost‑efficient SS304 stainless steel delivers balanced corrosion‑resistance for general commercial projects. Five‑knuckle two‑ball‑bearing full mortise square corner hinge, optional NRP non‑removable pin. WINGTEC is reliable China Manufacture, China Factory and China Supplier for ANSI fire rated hinges.
Product Specification
Technical Parameter
| Item | Parameter |
|---|
Application Scenarios
3‑Hour Fire‑Rated Door Assembly
Complies with NFPA 80 requirement, certified for fire‑rated wood and hollow‑metal door openings.
General Commercial & Multi‑Family Premises
Cost‑effective SS304 solution for inland hotels, apartments and medium‑traffic institutional buildings.
Commercial Hardware Contract Projects
Bulk wholesale supply for office buildings, multi‑family complexes and hardware contractors.
Product Characteristics
ANSI/BHMA A156.1 Grade 2 certified, 1,500,000‑cycle performance test, max door weight up to 150 lbs
UL Listed UL 10C 3‑Hours Fire Rated, UL File No. R42033
Cost‑balanced SS304 stainless steel primary material; 201 / 316 available as alternative material grades
Five‑knuckle 2‑BB two‑ball‑bearing construction for smooth quiet long‑term daily door‑operation
Full mortise square‑corner template hinge; template hole layout fits wood & hollow‑metal door‑frames
Optional NRP Non‑Rising Non‑Removable Pin for enhanced building security
Available finishes SSS / PSS / MB, China factory direct supply, stable quality for general‑purpose commercial architectural hardware projects
Warranty & Customization
Quality guarantee against manufacturing defects.
Custom finish, packaging and private label available for large‑volume orders.
Frequently Asked Questions
When should I select SS304 Grade2 fire hinge?
SS304 offers balanced corrosion‑resistance and competitive cost, ideal for inland hotels, apartments and medium‑traffic fire‑rated doors. For coastal seaside environments, upgrade to SS316 is recommended.
Can I select different stainless steel grades and NRP pin for this hinge?
Yes, SS201 and SS316 are available alternatives. NRP non‑removable pin can be ordered as optional upgrade. Standard finishes include SSS, PSS and MB.
Can I buy these SS304 fire‑rated butt hinges wholesale from WINGTEC?
Yes, WINGTEC is China Manufacture, China Factory and China Supplier for ANSI/BHMA fire rated door hinges and architectural door hardware.
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