TH190里氏硬度計(jì)是時(shí)代新推出的一款筆式里氏硬度計(jì),
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(jiàn)表一 |
示值誤差和示值重復(fù)性 |
見(jiàn)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(jiàn)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)