电动表面洛氏硬度计 上海技术数据（Technical Specifications）
表面洛氏标尺
(Superficial Rockwell Scales)
HR15N, HR30N, HR45N, HR15T, HR30T, HR45T
试验力（Initial Testing Force）
29.42N(3Kg)
试验力（All Testing Force）
1471.1N(15Kg),294.2N(30Kg),441.3N(45Kg)
硬度读取
(Indication of Hardness Value)
表盘式（Dial ）
保菏时间(Duration Time)
2 ~ 60S
试件*大高度
Max. Height of Specimen
170mm
仪器尺寸(长X宽X高)
(Overall Dimension：LXWXH)
520X240X700MM
仪器重量(Net Weight)
80 Kg
电源( Power Supply)
AC220V + 5%, 50~60 Hz
执行标准 (Carried Standard)
GB/T230.2 国家标准、JJG112检定规程
GB/T230.2 Chinese Standard and JJG112 Testing Rule
标准配件、附件
(Standard Accessories)
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、HR30N、HR30T硬度块，电源线等
Diamond Rockwell Indenter, Diameter 1.5875mm Hard Alloy Steel Ball Indenter, Large Testing Table , Medium Testing Table and V-shaped Testing Table,HR30N and HR30T Hardness Blocks , Power Cable, etc.