联尔HRM-45DT电动表面洛氏硬度计

型号

HRM-45DT

测量范围

15Kg(147.1N),30Kg(294.2N),45Kg(441.3N)

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试验力的施加、保荷和卸荷自动完成。消除人为操作误差，使用方便。其特点：试验力小，留下微小压痕。

适用范围

表面淬火钢，铜、铝合金等薄板，硬质合金钢，镀锌，镀铬，镀锡，材料表面热处理和化学热处理等。

技术数据

表面洛氏标尺	hr15n, hr30n, hr45n, hr15t, hr30t, hr45t
初试验力	3kg(29.42n)
试验力	15kg(147.1n),30kg(294.2n),45kg(441.3n)
硬度读取	表盘式（dial）
保菏时间	2 ~ 60s
试件Zui大高度	170mm
仪器尺寸(长x宽x高)	520x240x700mm
仪器重量	80 kg
电源	ac220v5%, 50~60 hz
执行标准	gb/t230.2国家标准、jjg112检定规程
标准配件、附件	金刚石洛氏压头，直径1.5875mm硬质合金球压头，大平试抬、中平试台、v型试台，硬度块，电源线等