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ANSI BHMA Grade 1 Fire Rated Butt Door Hinge
- Product Information
SSS
PSS
MB
ANSI BHMA Grade 1 Fire Rated Butt Door Hinge
ANSI/BHMA Grade 1 heavy‑duty fire rated butt hinge, cycle‑tested to 2,500,000 cycles complying with ANSI/BHMA A156.1. UL Listed UL 10C, 3‑hour fire‑rated, five‑knuckle two‑ball‑bearing full mortise square corner hinge, multiple standard sizes available. Optional NRP non‑removable pin for security upgrade. WINGTEC is reliable China Manufacture, China Factory and China Supplier for ANSI fire rated hinges.
Product Specification
Technical Parameter
| Item | Parameter |
|---|
Application Scenarios
Heavy‑Duty Fire‑Rated Door Assembly
Meets NFPA 80 requirement, certified for high‑traffic fire‑rated wood and hollow‑metal door openings.
High‑Traffic Commercial Premises
Specified for hospitals, schools, hotels where heavy‑weight doors operate frequently every day.
Institutional & Commercial Hardware Projects
Bulk wholesale supply for office buildings, multi‑family complexes and hardware contractors.
Product Characteristics
ANSI/BHMA A156.1 Grade 1 certified, heavy‑duty 2,500,000‑cycle performance test
UL Listed UL 10C 3‑Hours Fire Rated, UL File No. R42033
Five‑knuckle two‑ball‑bearing construction for smooth, quiet, long‑term heavy‑load 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
Stainless steel 201 / 304 / 316 optional; available finishes SSS / PSS / MB
China factory direct supply, stable quality for high‑grade 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
What is ANSI/BHMA Grade 1 hinge?
ANSI/BHMA Grade 1 is the highest heavy‑commercial grade for butt hinges, validated with 2,500,000‑cycle test, suitable for heavy‑weight doors and high‑traffic fire‑rated openings.
Can I get NRP non‑removable pin for this Grade 1 fire hinge?
Yes, NRP non‑removable pin is available as optional upgrade to prevent door being lifted off when closed.
Can I buy these Grade 1 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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