Difference between revisions of "Babbitt metal"
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== Description == | == Description == | ||
| − | A [ | + | A [[tin]] alloy invented in 1839 by Isaac Babbitt for use in steam engines. Babbitt metal provides a low-friction surface for bearings made of [[cast iron]] or [[steel]]. Several compositions are currently called babbitt metals, such as: |
| − | - tin (89%) with small quantities of [ | + | - tin (89%) with small quantities of [[antimony]] (7%) and [[copper]] (4%) |
- tin (9 %) with copper (10%) | - tin (9 %) with copper (10%) | ||
| − | - [ | + | - [[lead]] (85%) with antimony (15%), [[arsenic]], and tin (5%) |
- a mixed tin-lead alloy with antimony and copper. | - a mixed tin-lead alloy with antimony and copper. | ||
Revision as of 10:54, 8 January 2014
Description
A Tin alloy invented in 1839 by Isaac Babbitt for use in steam engines. Babbitt metal provides a low-friction surface for bearings made of Cast iron or Steel. Several compositions are currently called babbitt metals, such as:
- tin (89%) with small quantities of Antimony (7%) and Copper (4%)
- tin (9 %) with copper (10%)
- Lead (85%) with antimony (15%), Arsenic, and tin (5%)
- a mixed tin-lead alloy with antimony and copper.
Synonyms and Related Terms
babbit metal; white metal
Authority
- Encyclopedia Britannica, http://www.britannica.com Comment: babbitt metal" Encyclopædia Britannica [Accessed December 11, 2001
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Babbitt_metal (Accessed Mar. 20, 2006)