Unlike door locks, crescent locks are specifically designed for PVC and aluminum alloy sliding windows, named for their crescent-shaped bolt. This lock utilizes a spring mechanism to achieve 180° or 360° rotation.
"3H Hardware • Harmony in Diversity" – We anticipate gathering with industry colleagues to explore the boundless possibilities of architectural hardware together! November 5-6, at Booth 202, Hall W1 – We look forward to welcoming you!
3H Hardware Architectural Hardware will seize this visit as an opportunity to continuously intensify technological innovation and intelligent construction, working hand-in-hand with the association to propel the high-quality development of the architectural door and window accessories industry.
Choosing reputable brands often provides more assurance regarding material quality and after-sales service. Although the initial investment might be slightly higher, the durability and reliability offered can prevent the hassle of frequent replacements in the long run.
Deeply understanding and strictly implementing their standard requirements is a wise practice for ensuring building safety at the source and fulfilling safety responsibilities. Equipping every fire door with compliant, high-quality hardware means adding a solid layer of protection to life safety passages.
 
 HHJ10
3H INC.
Product Description
Item No.  |  HHJ10  |  
Size  |  250*44*52.5mm  |  
Application  |  Hung windows  |  
Load Bearing  |  100KG/pair for window  |  
Material  |  304 stainless steel  |  
Surface Treatment  |  Natural  |  
Color  |  Optional  |  
Components  |  screws  |  
Function  |  durable,easy-installation,smooth-operation  |  
Specification

Product Description
1. Apply for inward casement windows.
2. Using excellent stainless steel material.
3. Max loading is 100kg/set.
4. Durable,easy-installation,smooth-operation.
5.Concealed Hinge is suitable for 9/13 series profiles.
6.It's used for inwards opening casement window,not preferred to outwards opening casement window.
FAQ
Q:What is the standard for the ALUMINUM Hinge?
A:The operating standard is JG/T125-2017.
Q:Can you send the detailed performance of Hinge?
A:The hinge repeatedly operating and closing 30000 times,the ptotic amount of sash free and vertical direction is
not more than 2mm,normal opening and closing,without severe deformation and damage.
