HLN-11A里氏硬度計(jì)
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產(chǎn)品名稱: HLN-11A里氏硬度計(jì)
產(chǎn)品型號(hào):
產(chǎn)品展商: 時(shí)代集團(tuán)
產(chǎn)品文檔: 無相關(guān)文檔
簡(jiǎn)單介紹
HLN-11A里氏硬度計(jì)是時(shí)代集團(tuán)*早推出的里氏硬度計(jì)。HLN-11A里氏硬度計(jì)被多次評(píng)為北京品牌產(chǎn)品。HLN-11A里氏硬度計(jì)具有測(cè)試精度高、測(cè)量范圍寬的特點(diǎn)。HLN-11A里氏硬度計(jì)它可將測(cè)得的HL里氏硬度值自動(dòng)轉(zhuǎn)換成布氏硬度、洛氏硬度、維氏硬度、肖氏硬度等硬度值.
HLN-11A里氏硬度計(jì)
的詳細(xì)介紹
HLN-11A里氏硬度計(jì)簡(jiǎn)介
HLN-11A里氏硬度計(jì)是時(shí)代集團(tuán)(TIME/TIMES)生產(chǎn)的一種新型的硬度測(cè)試儀器。HLN-11A里氏硬度計(jì)它是根據(jù)*新的里氏硬度測(cè)試原理(Dietmar Leeb)利用*先進(jìn)的微處理器技術(shù)設(shè)計(jì)而成。HLN-11A里氏硬度計(jì)具有測(cè)試精度高、體積小、操作容易、攜帶方便，測(cè)量范圍寬的特點(diǎn)。HLN-11A里氏硬度計(jì)它可將測(cè)得的HL里氏硬度值自動(dòng)轉(zhuǎn)換成布氏硬度、洛氏硬度、維氏硬度、肖氏硬度等硬度值并打印記錄，它還可配置適合于各種測(cè)試場(chǎng)合的配件。HLN-11A里氏硬度計(jì)可以滿足于各種測(cè)試環(huán)境和條件。
HLN-11A里氏硬度計(jì)的標(biāo)準(zhǔn)配備沖擊裝置：
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沖擊裝置名稱
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用途
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沖擊裝置D
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用于大部分硬度測(cè)量
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沖擊裝置DC
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用于非常局促地方(孔內(nèi)、圓柱園內(nèi))的測(cè)量
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沖擊裝置D十15
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用于溝槽內(nèi)或凹入的表面硬度測(cè)量
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沖擊裝置E
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用于極高硬度，碳化物含量高的工具鋼的硬度測(cè)量
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沖擊裝置C
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用于表面硬化了的部件，表面覆蓋層，薄壁的硬度測(cè)量
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沖擊裝置G
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僅用于布氏硬度650HB范圍內(nèi)的密實(shí)部件的硬度測(cè)量
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沖擊裝置DL
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用于深槽槽底或型面（如齒面）等零件的測(cè)量
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HLN-11A里氏硬度計(jì)的主要技術(shù)參數(shù)：
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示值誤差
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相對(duì)誤差±0．8％(LD=800時(shí))
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示值重復(fù)性誤差0．8％(LD=800時(shí))
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硬度被測(cè)材料
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鋼和鑄鋼、合金工具鋼、灰鑄鐵、球墨鑄鐵、鑄鋁合金、銅鋅合金(黃銅)、銅錫合金(青銅)、純銅等
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強(qiáng)度被測(cè)材料
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碳鋼、鉻鋼、鉻釩鋼、鉻鎳鋼、鉻鉬鋼、鉻錳硅鋼、超高強(qiáng)度鋼、不銹鋼
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工作溫度
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0--40℃
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工作電壓
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4.7V--6.0V
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測(cè)試方向
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任意
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整機(jī)重量
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0．675Kg(標(biāo)準(zhǔn)配置：硬度計(jì)主機(jī)十打印裝置十沖擊裝置D)
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外形尺寸
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270×86×47（mm）
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一次充電工作時(shí)間
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約24小時(shí)
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HLN-11A里氏硬度計(jì)的測(cè)試及換算范圍：
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沖擊裝置D、DC
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HRC
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HRB
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HB
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HV
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HSD
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STEEL鋼和鑄鋼
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17.9-68.5
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59.6-99.5
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93-651
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83-976
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32.2-99.5
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SWT.ST合金工具鋼
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20.4-67.1
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\
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\
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80-898
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\
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GC.IRON灰鑄鐵
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\
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\
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93-334
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80-898
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\
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NC.IRON球墨鑄鐵
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\
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\
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131-387
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\
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\
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C.ALUM鑄鋁合金
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\
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\
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30-159
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\
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\
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BRASS(黃銅)銅鋅合金
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\
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13.5-95.3
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40-173
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\
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\
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BRONZE(青銅)銅錫合金
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\
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\
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60-290
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\
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\
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COPPER純銅
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\
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\
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45-315
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\
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\
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Metal Hardness Tester Model HLN-11A
Features of HLN-11A
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D probe is for standard use.
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DC probe is short and is convenient in small space.
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DL type is used in confined surfaces such as gear wheels.
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D+15 type is for measuring in grooves or recessed surfaces.
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C type is used on surface-hardened, coated, thin-walled or impact sensitive components.
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G type is used on heavy and rough cast and forged work pieces.
Specifications of HLN-11A (with impact device D)
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Measuring accuracy
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±0.8% of reading at LD=800
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Repeatability
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0.8% of reading at LD=800
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Minimum sample weight
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4.4 lb (2 kg)
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(if coupled)
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0.22 lb (100g)
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Minimum sample thickness
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0.2 in(5mm)
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(if coupled)
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0.1 in(3mm)
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Minimum radius of curved surface
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1.2 in (30mm)
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(with support rings)
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0.4 in (11mm)
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Min. thickness of hardened surface
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0.8mm
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Maximum sample hardness
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900HLD(68HRC)
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Hardness measurement value
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HLD, HRC, HRB, HB, HV and HSD
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Automatic calculation
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Average test value
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conversion of hardness value to strength value (s)
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Onboard memory
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9 data
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Standard impact device
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Model D
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Optional impact device
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DC, DL, D+15, C, G
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Automatic identification of impact device
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Impact direction
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0°, ±45°, ±90°
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Tungsten carbide test tip
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Operating voltage
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5.0V NiMH rechargeable batteries
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Operating temperature
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Processor 4.7°F to 104°F Probe -4°F to 248°F
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Weight
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approximate 1.4 lb
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Dimentions
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10.6 x 3.4 х 1.8 in (270 х 86 х 47mm)
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Compact carrying case
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removable micro printer
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Featuresof HLN-11A
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Model:
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D/DC/DL
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D+15
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C
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G
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Impact energy:
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11Nmm
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11Nmm
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2.7Nmm
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90Nmm
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Mass of the impact body:
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5.5 / 5.5 / 7.3g
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7.8g
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3.0g
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20g
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Probe diameter:
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20/20/5mm
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20mm
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20mm
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30mm
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Probe length:
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147/86/202mm
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162mm
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141mm
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254mm
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Probe weight
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75/50/87g
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80g
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75g
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250g
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Max. hardness of sample:
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940/940/950HV
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940HV
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1000HV
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650HB
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Preparation of surface:
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|
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Roughness class ISO
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N7
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N7
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N5
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N9
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Max. roughness depth Rt.
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10μm
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10μm
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2.5μm
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30μm
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Average roughness Ra
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2μm
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2μm
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0.4μm
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7μm
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Min. weight of sample:
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Of compact shape
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5kg
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5kg
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1.5kg
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15kg
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On solid support
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2kg
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2kg
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0.5kg
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5kg
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Coupled on plate
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100g
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100g
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20g
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500g
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Min. thickness of sample:
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|
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Coupled
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3mm
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3mm
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1mm
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10mm
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Min. thickness of layers
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0.8mm
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0.8mm
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0.2mm
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1.2mm
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Test tip:
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Hardness
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1600HV
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1600HV
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1600HV
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1600HV
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Diameter
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3mm
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3mm
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3mm
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5mm
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Material
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Tungsten carbide
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Indentation:
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Diameter -with 300 HV
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0.54mm
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0.54mm
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0.38mm
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1.03mm
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Depth -with 300HV
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24μm
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24μm
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12μm
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53μm
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Diameter -with 600 HV
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0.54mm
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0.54mm
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0.32mm
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0.90mm
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Depth -with 600HV
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17μm
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17μm
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8μm
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41μm
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Diameter -with 800 HV
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0.35mm
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0.35mm
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0.35mm
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~
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Depth -with 800HV
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10μm
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10μm
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7μm
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~
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