ตัวกรองผลการค้นหา
Temper
แปลว่า(Concrete Engineering) The addition of water to the cement mix whether at the batch plant, during transit or at the jobsite to achieve the specified water to cement ratio.
drawing of temper
แปลว่าการเผาเหล็กให้ร้อนแดง แล้วยกลงปล่อยให้เย็นลงช้า ๆ วิธีนี้ทำให้เหล็กอ่อนตัวลง
Bright Bessemer Wire
แปลว่า(english) Stiff bright wire of hard temper. Normally wire is drawn down to size without annealing.
Brown Sharp Gages
แปลว่า(english) A standard series of sizes refered to by numbers, in which the diameter of wire or thickness of sheet metal is generally produced and which is used in the manufacture of brass, bronze, copper, copper-base alloys and aluminum. These gage numbers have a definite relationship to each other. In this system, the decimal thickness is reduced by 50% every six gage numbers- while temper is expressed by the number of B&S gage numbers as cold reduced in thickness from previous annealing. For each B&S gage number in thickness reduction, where is assigned a hardness value of 1/4 hard.