ค้นเจอ 128 รายการ

Bath

แปลว่า(english) Molten metal on the hearth of a furnace, in a crucible, or in a ladle

Backward Extrusion

แปลว่า(english) Forcing metal to flow in a direction opposite to the motion of a punch or die.

Burnishing

แปลว่า(english) Developing a smooth finish on a metal by tumbling or rubbing with a polished hand tool.

Activation

แปลว่า(english) The changing of the passive surface of a metal to a chemically active state. Contrast with passivation.

Bridling

แปลว่า(english) The cold working of dead soft annealed strip metal immediately prior to a forming, bending, or drawing operation. A process designed to prevent the formulation of Luder's lines. Caution-Bridled metal should be used promptly and not permitted to (of itself) return to its pre-bridled condition.

Blowhole 2

แปลว่า(english) A cavity which was produced during the solidification of metal by evolved gas, which in failing to escape is held in pockets.

AB Srews

แปลว่า(english) Sheet metal screws with pointed ends similar to type-A screws and thread dimensions similar to type-B. Type AB screws are seldom used in stainless.

แก๊สเฉื่อย

หมายถึงน. ธาตุที่เป็นแก๊ส มีสมบัติไม่ไวต่อปฏิกิริยาเคมี ได้แก่ ฮีเลียม นีออน อาร์กอน คริปทอน ซีนอน และเรดอน, ปัจจุบันเรียก ก๊าซมีตระกูล, แก๊สมีตระกูล (noble gases) หรือ ก๊าซหายาก, แก๊สหายาก (rare gases). (อ. inert gases).

Bead

แปลว่า(english) 1)Half-round cavity in a mold, or half-round projection or molding on a casting, 2) a single deposit of weld metal produced by fusion.

Acid Brittleness (Pickling Brittleness)

แปลว่า(english) Brittleness resulting from pickling steel in acid; hydrogen, formed by the interaction between iron and acid, is partially absorbed by the metal, causing acid brittleness.

Acid-Brittleness

แปลว่า(english) Brittleness resulting from pickling steel in acid; hydrogen, formed by the interaction between iron and acid, is partially absorbed by the metal, causing acid brittleness.

Burning 2

แปลว่า(english) Heating a metal beyond the temperature limits allowable for the desired heat treatment, or beyond the point where serious oxidation or other detrimental action begins.