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:

door handle knowledge

Q: What are the surface treatments for door handles?

A; SSS, PSS, PVD

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