ผลการค้นหา

key hole saw (campas saw, pad sew)

แปลว่าเลื่อยเจาะรูกุญแจ เป็นเลื่อยใบแคบปลายเรียวแหลม ฟันละเอียดสำหรับใช้เลื่อยทำรูกุญแจ หรือช่องขนาดเล็ก ๆ ฯลฯ

Blind Bole

แปลว่า(english) A hole made in a workpiece that does not pass through it.

Blow Down

แปลว่า(english) Process that rids boiler feed water of solids and maintains the proper chemical balance of the feed water. Blow down can also be used to rid drum(s) of excess water.

Boss

แปลว่า(english) A projection or an enlarged section of a casting through which a hole may be machine.

Acme Thread

แปลว่า(english) A screw thread having a 29 degree included angel. Used largely for feed and adjusting screws on machine tools.

Broach

แปลว่า(english) A long, tapered cutting tool with serrations which,when forced through a hole or across a surface, cuts a desired shape or size.

Broaching

แปลว่า(english) Smoothing machined holes or outside surfaces of castings by drawing pushing on or more broaches (special cutting tools) through the roughed out hole.

Bell Mouth

แปลว่า(english) The flaring or tapering of a machined hole, usually made at the entrance end because of misalignment or spring of the cutting tool.

Bearing Strength

แปลว่า(english) The maximum bearing load at failure divided by the effective bearing area. In a pinned or riveted joint, the iffective area is calculated as the product of the diameter of the hole and the thickness of the bearing member.