表面洛氏标尺

(superficial rockwell scales)

hr15n, hr30n, hr45n, hr15t, hr30t, hr45t

初试验力(initial testing force）

29.42n(3kg)

试验力(testing force)

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

转换标尺( exchange scales)

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

硬度读取(indication of hardness ＆#118alue)

大屏幕数字显示 ( digital display with large lcd screen)

数据输出(data output)

内置打印机和rs-232接口( inside printerrs-232 interface)

保荷时间(duration time)

0~60s

试件zui大高度(max height of specimen)

170mm

仪器尺寸(overall dimension)

520×240×720mm （长×宽×高, l x w x h）

仪器重量( net weight )

约80kg

电源(power supply)

ac220v±5%，50~60hz

执行标准(carried standard)

gb/t230.2国家标准( gb/t 230.2 chinese standard)

jjg112检定规程( jjg112 inspection rule)

标准配件 附件

(standard accessories)

金刚石洛氏压头、直经1.5875mm硬质合金球压头，大平试台、中平试台、“v”型试台、，hr30n、hr30t硬度块，rs-232通讯线、电源线

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.