一、HT4000高精度彩屏硬度计的功能特点： 
二、HT4000高精度彩屏硬度计的标准配置： 主机 标准硬度块 D型冲击装置 尼龙刷A 小支承环 AA电池 2节 随机资料 ABS仪器箱 测试范围（表一） | 材料 | 硬度制 | 冲 击 装 置 | | D/DC | D 15 | C | G | E | DL | | Steel and cast steel 钢和铸钢 | HRC | 17.9～68.5 | 19.3～67.9 | 20.0～69.5 | | 22.4～70.7 | 20.6～68.2 | | HRB | 59.6～99.6 | - | - | 47.7～99.9 | - | 37.0～99.9 | | HRA | 59.1～85.8 | - | - | - | 61.7～88.0 | - | | HB | 127～651 | 80～638 | 80～683 | 90～646 | 83～663 | 81～646 | | HV | 83～976 | 80～937 | 80～996 | - | 84～1042 | 80～950 | | HS | 32.2～99.5 | 33.3～99.3 | 31.8～102.1 | - | 35.8～102.6 | 30.6～96.8 | | Wrought Steel 锻钢 | HS | 32.2～99.5 | - | - | - | - | - | | CWT、ST 合金工具钢 | HRC | 20.4～67.1 | 19.8～68.2 | 20.7～68.2 | - | 22.6～70.2 | - | | HV | 80～898 | 80～935 | 100～941 | - | 82～1009 | - | | Stainless steel 不锈钢 | HRB | 46.5～101.7 | - | - | - | - | - | | HB | 85～655 | - | - | - | - | - | | HV | 85～802 | - | - | - | - | - | | GC. IRON 灰铸铁 | HRC | - | - | - | - | - | - | | HB | 93～334 | - | - | 92～326 | - | - | | HV | - | - | - | - | - | - | | NC、IRON 球墨铸铁 | HRC | - | - | - | - | - | - | | HB | 131～387 | - | - | 127～364 | - | - | | HV | - | - | - | - | - | - | | C．ALUM 铸铝合金 | HB | 19～164 | - | 23～210 | 32～168 | - | - | | HRB | 23.8～84.6 | - | 22.7～85.0 | 23.8～85.5 | - | - | | BRASS 铜锌合金 | HB | - | - | - | - | - | - | | HRB | - | - | - | - | - | - | | BRONZE 铜锡(铝)合金 | HB | 60～290 | - | - | - | - | - | | COPPER纯铜 | HB | 45～315 | - | - | - | - | - | |
