北京時(shí)代TH160便攜式里氏硬度計(jì)的特點(diǎn):
可預(yù)先設(shè)置硬度值上、下限,超出范圍自動(dòng)報(bào)警,方便用戶批量測試的需要。
有背光顯示,方便用戶野外使用。
具有示值軟校準(zhǔn)功能。
根據(jù)用戶的要求,可配備微機(jī)軟件,功能更加強(qiáng)大,滿足質(zhì)量保證活動(dòng)和管理的更高要求。
北京時(shí)代TH160里氏硬度計(jì)主要功能
可通過按鍵選擇測試材料、硬度制式、測試方向及測試次數(shù);
可實(shí)現(xiàn)六種硬度(HLD、HRB、HRC、HB、HV、HS)間的轉(zhuǎn)換;
可反復(fù)顯示各次測試結(jié)果,并可自動(dòng)或手動(dòng)刪除誤操作測試結(jié)果;
可隨時(shí)輸出單次測試平均值或整體輸出所有存儲(chǔ)數(shù)據(jù);
自動(dòng)檢測電池電壓,在測試狀態(tài)有電量顯示圖標(biāo);
北京時(shí)代TH160里氏硬度計(jì)主要技術(shù)參數(shù)
- 示值誤差和示值重復(fù)性,見表1。
- 測量范圍:HLD(170~960)HLD
- 測量方向:360°
- 硬度制:里氏、布氏、洛氏B、洛氏C、維氏、肖氏
- 顯示:LCD,320×200圖形點(diǎn)陣液晶
- 數(shù)據(jù)存儲(chǔ):240~1000組(沖擊次數(shù)32~1)
- 上下限設(shè)置范圍:同測量范圍
- 打印紙寬:57.5±0.5mm
- 打印紙卷直徑:40mm(熱敏打印紙)
- 打印速度: 0.27~17.36mm/sec(灰度=1)
- 打印分辨力:8dot/mm
- 工作電壓:3.7V
- 充電時(shí)間:2.5~4h
- 充電電源:6V/500mA
- 持續(xù)工作時(shí)間:約100h(不打印)
- 通訊接口標(biāo)準(zhǔn):RS232
外形尺寸 重量
外形尺寸: (230×90×46.5) mm
重量: 約0.42kg(主機(jī))
里氏硬度值參考表
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 / 530±40HLD | ±6HLD / ±10HLD | 6HLD / 10HLD |
2 | DC | 760±30HLDC /5 30±40HLDC | ±6HLDC / ±10HLDC | 6HLD / 10HLD |
3 | DL | 878±30HLDL / 736±40HLDL | ±12HLDL | 12HLDL |
4 | D+15 | 766±30HLD+15 / 544±40HLD+15 | ±12HLD+15 | 12HLD+15 |
5 | G | 590±40HLG / 500±40HLG | ±12HLG | 12HLG |
6 | E | 725±30HLE / 508±40HLE | ±12HLE | 12HLE |
7 | C | 822±30HLC / 590±40HLC | ±12HLC | 12HLC |
Metal Hardness Tester Model TH160
- Metal hardness (Leeb) tester
- Conversion from HL to HRC, HRB, HB, HV and HS
- 6 impact devices available (D, DC, D + 15, C, G and DL)
- Automatic identification of impact devices
- User calibration capability
- 5 impact directions (0°, ±45°, ±90°)
- Large 320×200 LCD with backlights displays data and histogram
- On-board memory holds 240-1000 groups of data
- Built-in Noise-free and ink-free printer
- Software to connect with PC
- Upper/lower limits setting and alarm
- Conversion from hardness to tensile strength
- Battery low indication and sound alarm
Specifications of TH160
Hardness scale | HL, HRC, HRB, HRA,HB, HV and HS |
Tensile strength range (steel only) | σb :374-2652 (MPa) |
Impact device | D (standard), DC/ D + 15 / C / G / DL (optional) |
Accuracy | Within ±0.5 % (HLD=800) |
Statistics function | Average / Max. / Min. value calculation Limits setting and alarm |
Memory | 240-1000 groups of data |
Work piece radius (convex / concave) | Rmin=50mm (Rmin=10mm with support rings) |
Min. depth of hardened surface | 0.2mm( Impact device C) |
Power supply | 3.6V NiMH Rechargeable batteries |
Charging time | 2 hours |
Operating temperature | 0° to 40°C |
Dimensions | 270x86x47mm |
Weight | About 675g |