| Bit | ลาดคมขวาน [ป่าไม้] ; บิต [คอมพิวเตอร์] ; มีดกลึง [เครื่องกล] |
| Inhibit | ยับยั้ง [สิ่งแวดล้อมน้ำ, ไฟฟ้าสื่อสาร] |
| Inhibitor | สารยับยั้ง [การชุบเคลือบโลหะ, ปิโตรเลียม]; ตัวยับยั้ง [พลาสติก] |
| bitument | สารบิทูเมน, ยางมะตอย |
| Babbitt | (english) An antifriction metal alloy used for bearing inserts;made of tin,antimony,lead and copper. |
| Bit, Tool (cutter) | (english) A hardened steel bar or plate that is shaped accordidng to the operation to be performed and the material to be machined. |
| Blue Brittleness | (english) Brittleness exhibited by some steels after being heated to some temperature within the range of 300 (degrees) to 650 (degrees) F, and more especially if the steel is worked at the elevated temperature. Killed steels are virtually free of this kind of brittleness. |
| Boring Tool | (english) A cutting tool in which the tool bit,the boring bar and in some cases the tool holder are incorporated. |
| Brinell Hardness Number | (english) The value of hardness of a metal on an arbitrary scale representing kg/mm2, determined by measuring the diameter of the impression made by a ball of given diameter applied under a known load. Values are expressed in Brinell Hardness Numbers, BHN |
| Brittle: | (english) A brittle structure or material exhibits low ductility, meaning that it exhibits very little inelastic deformation before complete failure. |