Showing results for "pearlite"

• a variation of perlite.

pearlite

American  

[pur-lahyt] / ˈpɜr laɪt /

noun

1. Metallurgy. a microscopic lamellar structure found in iron or steel, composed of alternating layers of ferrite and cementite.

2. Petrography. perlite.

---

pearlite British  

/ ˈpɜːlaɪt /

noun

1. the lamellar structure in carbon steels and some cast irons that consists of alternate plates of pure iron and iron carbide

2. a variant spelling of perlite

---

Other Word Forms

• pearlitic
  adjective

---

Etymology

Origin of pearlite

First recorded in 1885–90; pearl + -ite ¹

---

Example Sentences

See Examples For:

pearlite

If the brand of available potting soil doesn’t contain pearlite, she lightens it with some so that pearlite is as much as one-quarter of the blend.

From Seattle Times ● Aug. 9, 2023

Sorbite is softer and tougher than troostite, and is habitually associated with pearlite.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Fred H. (Fred Herbert) Colvin

A final steel will be composed of pearlite; ferrite and pearlite; or cementite and pearlite, according to the carbon content.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Fred H. (Fred Herbert) Colvin

This structure of thin sheets has received the name "pearlite," because of its pearly appearance under sunlight.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Fred H. (Fred Herbert) Colvin

Any of these operations not only allows the transformations from austenite to pearlite to proceed, but also relieves internal stresses in the steel.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Fred H. (Fred Herbert) Colvin

Random Word

Spin the wheel and learn a new word!

---