表面洛氏標尺

(superficial rockwell scales)

hr15n, hr30n, hr45n, hr15t, hr30t, hr45t

初試驗力(initial testing force）

29.42n(3kg)

試驗力(testing force)

147.1n(15kg),294.2n(30kg),441.3n(45kg)

轉換標尺( exchange scales)

表面洛氏、布氏、維氏( superficial rockwell, brinell, vickers)

硬度讀取(indication of hardness ＆#118alue)

大屏幕數字顯示 ( digital display with large lcd screen)

數據輸出(data output)

內置打印機和rs-232接口( inside printerrs-232 interface)

保荷時間(duration time)

0~60s

試件zui大高度(max height of specimen)

170mm

儀器尺寸(overall dimension)

520×240×720mm （長×寬×高, l x w x h）

儀器重量( net weight )

約80kg

電源(power supply)

ac220v±5%，50~60hz

執行標準(carried standard)

gb/t230.2國家標準( gb/t 230.2 chinese standard)

jjg112檢定規程( jjg112 inspection rule)

標準配件 附件

(standard accessories)

金剛石洛氏壓頭、直經1.5875mm硬質合金球壓頭，大平試臺、中平試臺、“v”型試臺、，hr30n、hr30t硬度塊，rs-232通訊線、電源線

diamond rockwell indenter, diameter 1.5875mm hard alloy steel ball indenter, large testing table , medium testing tablev-shaped testing table, hr30nhr30t hardness blocks, rs-232 interface, power cable, etc.