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Metal fire-resistance rated door with a lockset consisting of a locking latch bolt operated by lever handle with an escutcheon that encompasses the locking mechanism.. A lockset (alternatively lock set) is the hardware and components that make up the locking or latching mechanism that can usually be found on a door or other hinged object but can also include sliding doors and dividers. [1]
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A fingerplate, also known as a pushplate, is a plate that is fixed to a door near the handle or keyhole to prevent soiling of the door, such as through fingerprints. It can be made of metal, plastic, ceramic or glass. [1] Due to this, fingerplates have historically been placed on the interior side of the door. Modern fingerplates do not adhere ...
Blanking is the operation of cutting flat shapes from sheet metal. The outer area of metal remaining after a blanking operation is generally discarded as waste. Size of blank or product is the size of the die & clearance is given on punch. It is a metal cutting operation. In blanking, metal obtained after cutting is not a scrap if it is usable.
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These different blank thicknesses are made on a cold rolling mill. Patchwork Blanks are sheets that are locally reinforced by attaching smaller sheets (patches) in the lap configuration by laser welding or adhesives. Tailored Tubes (TT) are tubular components with variations in thickness or strength, e.g. to be used in hydroforming.
The work piece (blank) to be threaded, which is usually slightly smaller in diameter than the die's major diameter, is given a slight taper (chamfer) at the end that is to be threaded. This chamfer helps center the die on the blank and reduces the force required to start the thread cutting. [8] Once the die has started, it self-feeds.
Screwfix Direct Limited, trading as Screwfix, is a retailer of trade tools, accessories and hardware products based in the United Kingdom. [6] Founded in 1979 as the Woodscrew Supply Company, the company was acquired in July 1999 by Kingfisher plc , which also owns B&Q , and is listed on the London Stock Exchange .