Hardware Pivot Stainless Steel Security Safety Mortise 180 Degree Floor Flush Hinge Hanging Device Spring Hinge Rising Falling Self Closing Spring Door Hinges

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Product Description

📋 Basic Specification
Model NO.
DDSS000
Color
Silver, Black, Golden, Antique Brass
Material
Stainless Steel 201, 304 or 316
Certification
UL Listed (R38013)
Fire-Rated
Up to 3 Hours
Feature
Spring Hinge, Self Closing, Single Action
Fitting
Flat Tip, Ball Bearing, Fix Pin, Screws
Dimensions
Height/Width: 3" to 4.5"
Thickness
3mm or 3.4mm
Application
Wooden Door, Metal Door etc.
Capacity
200,000 / Month
HS Code
8302100000
Spring Hinge Device
Stainless Steel Hinge Details
🔍 Product Description
Product Name Stainless Steel 180 Degree Hanging Device Spring Hinge
Product Model DDSS033
Finish Options Satin/Polished Stainless Steel, Polished Brass, Chrome-plated, Satin chrome-plated, PVD, Antique Brass/Copper, Matt Black
Packaging One pair/white box or color box or Blister card in Standard export carton
Technical Drawing
Hinge Installation
Close-up View
🛡️ Quality Testing & Services
Testing Process
Door Hinges: UL Listed UL10C R38013 & BHMA/ANSI Grade 1/2 & CE EN1935 Grade 13
Door Locks: CE EN12209 UKCA Fire Rated & UL 10C R40901
Handles: Stainless Steel Door Handles - BS EN 1906 Grade 4
Panic Exit Devices: UL Listed R40486 & UL305 SA45817 & CE Certificate
Door Closers: CE BS EN 1154 & UL10C R40717
Additional: Lock Cylinders (BS EN1303), Door Viewers (UL Listed), and Glass Hardware
Factory Overview
Production Line
❓ Frequently Asked Questions
What certifications do your products hold?
We have CE and UL certificates. All product designs follow international standards such as EN/CE, UL, and ANSI.
What is the mechanical guarantee for these hinges?
We provide a 5-Year Mechanical Guarantee on our products.
Which stainless steel grades are available?
We primarily work with SUS304 and SUS316; however, SUS201 is also available for certain items.
Can you provide samples before placing a bulk order?
Yes, we offer 3 free samples for evaluation. You only need to provide a courier account for freight collect.
Do you support OEM or ODM services?
Yes, we are professional providers for both OEM and ODM services, currently cooperating with several famous brands.
How do you ensure mass-production quality?
We have an established quality system that controls every procedure throughout mass production according to strict international instructions.

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