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brasses    
铜板送经器; 铜瓦; 黄铁矿块

铜板送经器; 铜瓦; 黄铁矿块

Brass \Brass\, n.; pl. {Brasses}. [OE. bras, bres, AS. br[ae]s;
akin to Icel. bras cement, solder, brasa to harden by fire,
and to E. braze, brazen. Cf. 1st & 2d {Braze}.]
1. An alloy (usually yellow) of copper and zinc, in variable
proportion, but often containing two parts of copper to
one part of zinc. It sometimes contains tin, and rarely
other metals.
[1913 Webster]

2. (Mach.) A journal bearing, so called because frequently
made of brass. A brass is often lined with a softer metal,
when the latter is generally called a white metal lining.
See {Axle box}, {Journal Box}, and {Bearing}.
[1913 Webster]

3. Coin made of copper, brass, or bronze. [Obs.]
[1913 Webster]

Provide neither gold, nor silver, nor brass in your
purses, nor scrip for your journey. --Matt. x. 9.
[1913 Webster]

4. Impudence; a brazen face. [Colloq.]
[1913 Webster]

5. pl. Utensils, ornaments, or other articles of brass.
[1913 Webster]

The very scullion who cleans the brasses.
--Hopkinson.
[1913 Webster]

6. A brass plate engraved with a figure or device.
Specifically, one used as a memorial to the dead, and
generally having the portrait, coat of arms, etc.
[1913 Webster]

7. pl. (Mining) Lumps of pyrites or sulphuret of iron, the
color of which is near to that of brass.
[1913 Webster]

Note: The word brass as used in Sculpture language is a
translation for copper or some kind of bronze.
[1913 Webster]

Note: Brass is often used adjectively or in self-explaining
compounds; as, brass button, brass kettle, brass
founder, brass foundry or brassfoundry.
[1913 Webster]

{Brass band} (Mus.), a band of musicians who play upon wind
instruments made of brass, as trumpets, cornets, etc.

{Brass foil}, {Brass leaf}, brass made into very thin sheets;
-- called also {Dutch gold}.
[1913 Webster]


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  • Brass - Wikipedia
    Brass is an alloy of copper and zinc, in proportions which can be varied to achieve different colours and mechanical, electrical, acoustic and chemical properties, [1] but copper typically has the larger proportion, generally 2⁄3 copper and 1⁄3 zinc
  • What is Brass? – Its Properties, Types, and Uses - The Engineering Choice
    Brass is an antibacterial and seawater-resistant metal alloy that’s easy to machine This metal is mainly made up of copper and zinc, but it also has trace amounts of lead, iron, and other elements in it In 2023, the USA was the fourth largest exporter of brass in the world with a total export value of almost $22 billion
  • Brass | Definition, Properties, Facts | Britannica
    Brass, alloy of copper and zinc, of historical and enduring importance because of its hardness and workability The earliest brass, called calamine brass, dates to Neolithic times; it was probably made by reduction of mixtures of zinc ores and copper ores Learn more about brass in this article
  • What Is Brass? Composition and Properties - ThoughtCo
    Brass is corrosion-resistant and easy to cast, making it useful in many practical applications Brass is an alloy made primarily of copper and zinc The proportions of the copper and zinc are varied to yield many different kinds of brass Basic modern brass is 67% copper and 33% zinc
  • Brass: Properties, Composition, Types, Uses - Science Info
    Brass alloys can be categorized into three primary classifications, namely alpha brasses, alpha-beta brasses, and beta brasses Various types of brass possess distinct properties that render them appropriate for specific applications
  • 5 Different Types of Brass and Classification Methods
    Have you ever wondered about the fascinating world of brass? This versatile alloy, made from copper and zinc, has a rich history and countless applications In this blog post, we’ll dive into the different types of brass, their unique properties, and how they shape our everyday lives
  • What is Brass, Its Diagram, Types, and Properties?
    Brass is an alloy of copper and zinc, in proportions that can be varied to achieve different colours and mechanical, electrical, acoustic and chemical properties, but copper typically has the larger proportion, generally 2⁄3 copper and 1⁄3 zinc
  • Brass Grades and Their Applications: A Deep Dive into the Golden Alloy
    Brass, the timeless alloy of copper and zinc, has captivated artisans, engineers, and manufacturers for centuries Its golden sheen, exceptional malleability, and inherent resistance to corrosion have made it a staple material across diverse industries
  • The Different Types of Brass: A Comprehensive Guide
    Brass is broadly categorized into three main types based on its composition and properties: Alpha Brass, Alpha-Beta Brass, and Beta Brass Alpha Brass: Alpha brass, also known as low brass, contains a higher proportion of copper (approximately 65-70%) and a lower proportion of zinc (around 30-35%)





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