Stainless steel heavy duty door hinge 4” x 3” x 2.5mm – Square Corner

UNITY ball bearing heavy-duty door hinge HB403025 comes in the size of 4” x 3” x 2.5mm, it is certified by Certifire/Exova/Warrington Fire/Warrington APT, etc.; For the application, it is perfect for doors in public buildings and commercial offices.

Specifications and Features

– AISI304 stainless steel material for high corrosion resistance (AISI316 material available)
– Hardened Ball Bearings
– Square and radius corner version available
– Template drilled for easy installation and retrofitting purpose
– Designed for metal or timber fire rate door set
– Dogbolt version optional for enhanced security
– UNITY heavy-duty door hinge HB403025 is suitable for a wide range of door thickness/weight
– Supplied with CSK stainless steel screws

EN1935:2002 Classifications

Standard Hinges

Dogbolt Hinges

*Provided they are fitted in accordance with the guidelines detailed in IFCA/06252.

Finishes

– Satin Stainless Steel (US32D/630)
– Polished Stainless Steel (US32/629)
– Satin PVD Titanium
– Bright PVD Titanium

*Other finishes available on request

UNITY Mortice Door Hinge

Unity offers a standard range of hinges as well as the capability to produce hinges to the customer’s specifications.
For the standards and tests, Unity’s stainless steel butt hinges have been tested to EN1935: 2002 (Grade 13/Grade 10) and also fire rated to EN1634-1.

>> Full Catalog Download
>> Quick Inquiry and Quote