Door handle hardware knowledge

Do you want to know more about door handles? After you understand the knowledge of door handles, you can easily choose the door handle that suits you best. We are a professional manufacturer of door handles and door hardware. Let us introduce you more door handle knowledge.

Q: How many types of stainless steel door handles are there?

A: There are HOLLOW door handle and SOLID door handle.

Q: What are the usual materials for door handles?

A: There are usually 3 kinds of materials. They are 304 stainless steel, 201 stainless steel, and 316 stainless steel. Our stainless steel 304 door handles have survived 500 hours of salt spray testing without rusting, meaning that even in coastal areas our handles can be used.

Q: What’s the difference between SS201 and SS304?

A: SS201 contains 1% of nickel, SS304 contains 8% of nickel. Stainless steel 304 is good at anti-rust and durable because of its high strength, SS201 is not anti-rust as SS304, but price is much cheaper.

Q: What are the usual sizes of the COVER of the handle?

A: The cover sizes: 53x9x0.8mm, 52x8x0.8mm, 52x8x1mm.

Q: What are the usual sizes of the BASE of the handle?

A: The cover sizes: 51x8x1mm, 50x7x1mm, 50x8x1.2mm.

Q: How many shapes does the Cover have?

A: There are four shapes: round cover, oval cover, square cover, long panel cover.

Q: What’s the difference between a handle with washer and without washer?

A: A handle with washer is a great design for this retro handle, the rose can be taken out from the handle,

so it will make the installing much easier.

Q: What are the materials of the INSERT?

A: Copper insert, aluminum insert, and iron insert are generally used. A small part of the use of steel insert.

Q: What is the difference between insert of different materials?

A:

Q: What are the surface treatments for door handles?

A; SSS, PSS, PVD

Flush Door Bolt vs. Automatic Flush Door Bolt: Key Differences, Applications, and Buying Guide

2025-08-21

Flush Door Bolt vs. Automatic Flush Door Bolt: Key Differences, Applications, and Buying Guide Introduction When it comes to door hardware, security and functionality are always the top priorities. Among the most widely used locking solutions for double doors are the Flush Door Bolt and the Automatic Flush Door Bolt. At first glance, they may look similar, but their mechanisms, applications, and user experiences are different. This article explains what each type of door bolt is, their key differences,

🎨 A Guide to Stainless Steel Coloring: From Water Plating to PVD

2025-07-30

🎨 A Guide to Stainless Steel Coloring: From Water Plating to PVD Introduction Stainless steel has long been valued for its corrosion resistance, strength, and clean appearance, making it a staple in construction, hardware, and commercial applications. But modern users are increasingly seeking aesthetic diversity—from colors to textures—through advanced surface treatments. This article explains the most common stainless steel coloring methods, comparing their cost, finish, and use cases to help you make informed choices. 1.Electroplating / Water Plating Electroplating

Which Door Viewer Material is Better?

2025-06-27

What is a Door Viewer? A door viewer, commonly known as a peephole, is a small optical device installed in a door that allows you to see who is on the other side without opening the door. It’s a basic but essential component in home and commercial security. Key Features to Consider When Choosing a Door Viewer Material of the Body Viewing Angle Lens Material Installation Diameter & Door Thickness Material Comparison: Stainless Steel vs Brass vs Zinc Alloy

What Is a CE-Compliant Door Hinge? A Complete Guide to the EN1935 Certification Standard

2025-05-29

In the architectural hardware industry, door hinges are critical components that ensure stability, safety, and durability in door systems. For the European market, the CE marking is essential for legal sale and installation, and EN1935 is the primary performance standard for door hinges under CE compliance. So, what exactly qualifies as a CE-compliant door hinge? What are the technical requirements of the EN1935 certification? In this article, we’ll explore the full details of EN1935 and share how our factory’s CE-certified

Door handle hardware knowledge

Door handle hardware knowledge

Do you want to know more about door handles? After you understand the knowledge of door handles, you can easily choose the door handle that suits you best. We are a professional manufacturer of door handles and door hardware. Let us introduce you more door handle knowledge.

Q: How many types of stainless steel door handles are there?

A: There are HOLLOW door handle and SOLID door handle.

Q: What are the usual materials for door handles?

A: There are usually 3 kinds of materials. They are 304 stainless steel, 201 stainless steel, and 316 stainless steel. Our stainless steel 304 door handles have survived 500 hours of salt spray testing without rusting, meaning that even in coastal areas our handles can be used.

Q: What’s the difference between SS201 and SS304?

A: SS201 contains 1% of nickel, SS304 contains 8% of nickel. Stainless steel 304 is good at anti-rust and durable because of its high strength, SS201 is not anti-rust as SS304, but price is much cheaper.

Q: What are the usual sizes of the COVER of the handle?

A: The cover sizes: 53x9x0.8mm, 52x8x0.8mm, 52x8x1mm.

Q: What are the usual sizes of the BASE of the handle?

A: The cover sizes: 51x8x1mm, 50x7x1mm, 50x8x1.2mm.

Q: How many shapes does the Cover have?

A: There are four shapes: round cover, oval cover, square cover, long panel cover.

Q: What’s the difference between a handle with washer and without washer?

A: A handle with washer is a great design for this retro handle, the rose can be taken out from the handle,

so it will make the installing much easier.

Q: What are the materials of the INSERT?

A: Copper insert, aluminum insert, and iron insert are generally used. A small part of the use of steel insert.

Q: What is the difference between insert of different materials?

A:

Q: What are the surface treatments for door handles?

A; SSS, PSS, PVD

Related Post

Flush Door Bolt vs. Automatic Flush Door Bolt: Key Differences, Applications, and Buying Guide

🎨 A Guide to Stainless Steel Coloring: From Water Plating to PVD

Which Door Viewer Material is Better?

What Is a CE-Compliant Door Hinge? A Complete Guide to the EN1935 Certification Standard

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