| Backing Sand | (english) The bulk of the sand in the flask. The sand compacted on top of the facing sand that covers the pattern. |
| 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. |
| Bake | (english) Heat in an oven to a low controlled temperature to remove gases or to harden a binder. |
| Bake Hardenable Steel | (english) A cold-rolled, low-carbon sheet steel used for automotive body panel applications. Because of the steel’s special processing, it has good stamping and strength characteristics and after paint is baked on, improved dent resistance. |
| Baked Core | (english) A core which has been heated through sufficient time and temperature to produce the desired physical properties attainable from its oxidizing or thermal-setting binders. |
| Balanced Steel | (english) Steels in which the deoxidisation is controlled to produce an intermediate structure between a rimmed and killed steel, Sometimes referred to as semi-killed steels, they possess uniform properties throughout the ingot and amongst their applications are boiler plate and structural sections. |
| BALL VALVE | (english) A valve that may be used to divert the flow of fluid in a passage. Most normally configured in a two-way pattern that is either open or closed. |
| Baller Stick | (english) Octagon-shaped wooden stick approximately 5' long. This stick is used in the baller area, to change burr mashers, to start a coil with a large ID, etc. |
| Balling Drum | (english) A rotating drum that is used for adding moisture to the sinter mix in the Blast Furnace. Also, it enhances a balling action where the smaller sized materials adhere to larger materials. |
| Band Saw Steel (Wood) | (english) A hardened tempered bright polished high carbon cold rolled spring steel strip produced especially for use in the manufacture of band saws for sawing wood, non ferrous metals, and plastics. Usually carries some nickel and with a Rockwell value of approximately C40/45. |