soft iron

British  

noun

1. 1. iron that has a low carbon content and is easily magnetized and demagnetized with a small hysteresis loss

   2. ( as modifier )

      a soft-iron core

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Example Sentences

Hard became soft, iron became glass, out turned to in; categories existed only to be subverted.

From The Guardian • Jun. 6, 2010

Hefty Andy Langhammer, head of Chrysler's Amplex Division, announced that his workmen were making tool steel from soft iron rust.

From Time Magazine Archive

In magnetism Dr William Gilbert applied the term to the piece of soft iron with which he “armed” or capped the lodestone in order to increase its power.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" by Various

The lower portion of the wheel for the time being is in exactly the same condition as a bar of soft iron placed within a coil of wire circulating electricity.

From Harper's New Monthly Magazine, vol 1-98, 1850-1899 None by Harper, Various (magazine)

By inserting in the solenoid an iron core or round bar of soft iron.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah