| ระดับสามัญวิศวกร |
Fellow Engineer
|
| Babbitt |
(english) An antifriction metal alloy used for bearing inserts;made of tin,antimony,lead and copper. |
| Back End |
(english) 1) Usually refers to the entry end of process lines. 2) The outside lap 2) of the produced coil, or the inside lap of the consumed coil. |
| Back Gears |
(english) Gears fitted to a machine to increase the number of spindle speeds obtainable with a cone or step pulley belt drive. |
| Back-up Balance |
(english) Cylinders that supply the force used to hold the back-up rolls up in place. |
| Back-up Roll |
(english) 1) Roll used as a support roll mainly for plater rolls. 2) Two rolls, one on top and one on bottom of the two work rolls which apply pressure and reduce the flexing of the work rolls. |
| Backer (back-up plate) |
(english) A “tool” or reinforcing part, which presses against the outer surface of an extrusion die, supporting it against the pressure of the extruding metal. The backer has an opening larger than the die aperture, allowing the extruded product to emerge without marring its soft surface. |
| Backoff |
Removal of part of coil from entry end of unit; may be necessitated by a defect in coil or by a wreck in the mill, etc. Backoff weight is the part of the coil that is removed and not finished/produced. |
| BACKUP BOTTLE |
(english) A vessel, normally cylindrical, which is used to store gas for future release of the energy in the compressed gas to an accumulator. |
| Backwardation |
(english) Market condition where the spot, or current price for a metal is higher than the three-month delivery price. This usually indicates immediate demand is perceived to be stronger than long-term demand. Not considered to be a "normal" market state (See Contango). |
