Term
|
Definition
The use of a suitable acid applied on a metal surface to determine grain flow, grain size surface imperfections and chemical segregation.
Macroetching; re: ASTM E 340. |
|
|
|
Term
|
Definition
|
A flange used to prevent ground laid pipe from moving in any direction except along its length. It’s usually set in concrete.
|
|
|
|
Term
|
Definition
| A softening of metal consisting of heating carbon or alloy steel to an appropriate temperature at a specified duration, and cooling to room temperature. Austenitic stainless steels and nonferrous alloys are normally water quenched. |
|
|
Term
|
Definition
| American Society for Testing and Materials, is a leading standards development organization. This committee has jurisdiction over fastener standards. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| A solid solution in which gamma iron ( face centered cubic crystal structure) is the solvent. In low carbon steel austenite exists above 1670ºF, and austenitic stainless steels austenite exists between room temperature and their melting point. |
|
|
Term
|
Definition
| A stainless steel or other single phase alloy which has a stable austenite structure between room temperature and the melting point. |
|
|
