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ANSI BHMA Grade 2 SS316 Fire Rated Butt Door Hinge
- Product Information
SSS
PSS
MB
ANSI BHMA Grade 2 SS316 Fire Rated Butt Door Hinge
ANSI/BHMA Grade 2 SS316 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. SS316 stainless steel delivers superior anti‑corrosion performance for coastal and humid environment. 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.
Coastal & High‑Humidity Environment
SS316 material for excellent salt‑spray resistance, ideal for seaside buildings and humid‑climate projects.
Commercial & Multi‑Family Projects
Bulk wholesale supply for hotels, condominiums, office buildings and hardware contractors.
Product Characteristics
ANSI/BHMA A156.1 Grade 2 certified, 1,500,000‑cycle performance test
UL Listed UL 10C 3‑Hours Fire Rated, UL File No. R42033
SS316 stainless steel primary material, outstanding anti‑corrosion and salt‑spray resistance for coastal application; 201 / 304 as alternative options
Five‑knuckle two‑ball‑bearing construction for smooth quiet long‑term 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 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 makes SS316 hinge different from regular 304 hinge?
SS316 contains molybdenum ingredient, delivering superior salt‑spray and corrosion‑resistant performance, specially recommended for seaside, coastal and high‑humidity building projects.
Can I select other stainless steel grades and NRP pin for this hinge?
Yes, 201 and 304 stainless steel are available alternatives, NRP non‑removable pin can be ordered as optional upgrade. Standard finishes include SSS, PSS and MB.
Can I buy these SS316 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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