| tinted glass | กระจกสี |
| wash boring | การเจาะดินโดยใช้น้ำฉีด |
| washed aggregate | หินล้าง |
| washer | แหวนรอง |
| waste drain | ท่อระบายของเสีย |
| waste water pumping station | สถานีสูบน้ำเสีย |
| A Sheet Metal Screw | (english) Sheet metal screws with (a) sharp-pointed ends; and (b) fewer threads per inch than type AB screws; and (c) deeper threads with bettere gripping power than type AB. The industrial Fasteners Institue incorrectly labes type A an “obsolete” thread though it is universally preferred in 18-8 stainless over type AB, especially by the marine industry. |
| Abrasion 1 | (english) The displacement and/or detachment of metallic particles from a surface as a consequence of being exposed to flowing solids, fluids or gases. The process of rubbing, grinding, or wearing away by friction. |
| Abrasion 2 | (english) The process of rubbing, grinding, or wearing away by friction. |
| Abrasion-Resistant Steels | (english) A family of steel products developed for those applications involved in sliding and/or impact abrasion. |