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TH190笔式里氏硬度计
产品功能
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参数
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测量范围
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见表一
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示值误差和示值重复性
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见表二
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冲击装置
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D型冲击装置
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测量方向
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任意
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上下限设置范围
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(170~960)HLD
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电源
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充电锂电池
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工作温度
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0~40℃
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通讯接口标准
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RS232
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外型尺寸
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54mm×43mm×26mm
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重量
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约150g
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标准配置
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主机(含冲击装置)、标准里氏硬度块、尼龙刷
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可选附件
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异型支撑环(见表4)
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材料
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硬度制
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冲击装置
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|||||
D/DC
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D+15
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C
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G
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E
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DL
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||
Steel and cast steel
钢和铸钢 |
HRC
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17.9~68.5
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19.3~67.9
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20.0~69.5
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22.4~70.7
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20.6~68.2
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HRB
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59.6~99.6
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47.7~99.9
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37.0~99.9
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HRA
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59.1~85.8
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61.7~88.0
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HB
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127~651
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80~638
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80~683
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90~646
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83~663
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81~646
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HV
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83~976
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80~937
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80~996
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84~1042
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80~950
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HS
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32.2~99.5
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33.3~99.3
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31.8~102.1
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35.8~102.6
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30.6~96.8
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Steel锻钢
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HS
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32.2~99.5
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CWT、ST
合金工具钢 |
HRC
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20.4~67.1
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19.8~68.2
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20.7~68.2
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22.6~70.2
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HV
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80~898
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80~935
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100~941
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82~1009
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Stainless steel
不锈钢 |
HRB
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46.5~101.7
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HB
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85~655
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HV
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85~802
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GC. IRON
灰铸铁 |
HRC
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HB
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93~334
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92~326
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HV
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NC、IRON
球墨铸铁 |
HRC
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HB
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131~387
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127~364
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HV
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C.ALUM
铸铝合金 |
HB
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19~164
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23~210
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32~168
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HRB
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23.8~84.6
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22.7~85.0
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23.8~85.5
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BRASS
铜锌合金 |
HB
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40~173
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HRB
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13.5~95.3
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BRONZE铜锡(铝)合金
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HB
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60~290
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COPPER纯铜
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HB
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45~315
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序号
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冲击装置类型
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标准里氏硬度块硬度值
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示值误差
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示值重复性
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1
|
D
|
760±30HLD
530±40HLD |
±6 HLD
±10 HLD |
6 HLD
10 HLD |
2
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DC
|
760±30HLDC
530±40HLDC |
±6 HLDC
±10 HLDC |
6 HLD
10 HLD |
3
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DL
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878±30HLDL
736±40HLDL |
±12 HLDL
|
12 HLDL
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4
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D+15
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766±30HLD+15
544±40HLD+15 |
±12 HLD+15
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12 HLD+15
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5
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G
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590±40HLG
500±40HLG |
±12 HLG
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12 HLG
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6
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E
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725±30HLE
508±40HLE |
±12 HLE
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12 HLE
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7
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C
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822±30HLC
590±40HLC |
±12 HLC
|
12 HLC
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