TH190里氏硬度計(jì)可實(shí)現(xiàn)七種硬度制(HL、HRC、HRB、HRA、HB、HV、HS)之間的相互轉(zhuǎn)換,
TH190里氏硬度計(jì)開機(jī)電壓顯示和欠壓提示,有欠壓自動(dòng)關(guān)機(jī)功能,
具有示值軟校準(zhǔn)功能
段碼液晶顯示
鋁合金外殼,小巧精致
可存儲(chǔ)99個(gè)測(cè)量平均值,有自動(dòng)存儲(chǔ)開/關(guān)
可充電鋰電池,可用USB口進(jìn)行充電
TH190里氏硬度計(jì)技術(shù)參數(shù):
產(chǎn)品功能 | 參數(shù) |
測(cè)量范圍 | 見表一 |
示值誤差和示值重復(fù)性 | 見表二 |
沖擊裝置 | D型沖擊裝置 |
測(cè)量方向 | 任意 |
上下限設(shè)置范圍 | (170~960)HLD |
電源 | 充電鋰電池 |
工作溫度 | 0~40℃ |
通訊接口標(biāo)準(zhǔn) | RS232 |
外型尺寸 | 54mm×43mm×26mm |
重量 | 約150g |
標(biāo)準(zhǔn)配置 | 主機(jī)(含沖擊裝置)、標(biāo)準(zhǔn)里氏硬度塊、尼龍刷 |
可選附件 | 異型支撐環(huán)(見表4) |
TH190里氏硬度計(jì)測(cè)試范圍(表一)
材料 | 硬度制 | 沖擊裝置 | |||||
D/DC | D+15 | C | G | E | DL | ||
Steel and cast steel | 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 | |
Steel鍛鋼 | HS | 32.2~99.5 |
|
|
|
|
|
CWT、ST | 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 | HRB | 46.5~101.7 |
|
|
|
|
|
HB | 85~655 |
|
|
|
|
| |
HV | 85~802 |
|
|
|
|
| |
GC. IRON | HRC |
|
|
|
|
|
|
HB | 93~334 |
|
| 92~326 |
|
| |
HV |
|
|
|
|
|
| |
NC、IRON | HRC |
|
|
|
|
|
|
HB | 131~387 |
|
| 127~364 |
|
| |
HV |
|
|
|
|
|
| |
C.ALUM | HB | 19~164 |
| 23~210 | 32~168 |
|
|
HRB | 23.8~84.6 |
| 22.7~85.0 | 23.8~85.5 |
|
| |
BRASS | HB | 40~173 |
|
|
|
|
|
HRB | 13.5~95.3 |
|
|
|
|
| |
BRONZE銅錫(鋁)合金 | HB | 60~290 |
|
|
|
|
|
COPPER純銅 | HB | 45~315 |
|
|
|
|
|
TH190里氏硬度計(jì)示值誤差和示值重復(fù)性(表二)
序號(hào) | 沖擊裝置類型 | 標(biāo)準(zhǔn)里氏硬度塊硬度值 | 示值誤差 | 示值重復(fù)性 |
1 | D | 760±30HLD | ±6 HLD | 6 HLD |
2 | DC | 760±30HLDC | ±6 HLDC | 6 HLD |
3 | DL | 878±30HLDL | ±12 HLDL | 12 HLDL |
4 | D+15 | 766±30HLD+15 | ±12 HLD+15 | 12 HLD+15 |
5 | G | 590±40HLG | ±12 HLG | 12 HLG |
6 | E | 725±30HLE | ±12 HLE | 12 HLE |
7 | C | 822±30HLC | ±12 HLC | 12 HLC |
TH190里氏硬度計(jì)配置主機(jī)(含沖擊裝置)、標(biāo)準(zhǔn)里氏硬度塊、尼龍刷
TH190里氏硬度計(jì)選件異型支撐環(huán)