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Digital Brinell Rockwell vickers hardness tester HBRV-187.5S

Categories Brinell Hardness Tester
Place of Origin: Beijing
Brand Name: Huatec
Certification: CE, GOST
Model Number: HBRV-187.5S
MOQ: 1 set
Packaging Details: Carton Package
Delivery Time: 3-5 working days
Payment Terms: Paypal / Western Union / TT
Supply Ability: 1000
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    Digital Brinell Rockwell vickers hardness tester HBRV-187.5S

    Detailed Product Description

    Digital Brinell Rockwell vickers hardness tester HBRV-187.5S, AC220V±5%, 50-60 Hz Acurate Brinell Hardness Tester


    Technical specifications

    1. The Power Source and the Voltage: AC220V±5%, 50-60 Hz

    2.Time-delayed control: 0-60 seconds, adjustable

    3.The Distance from the Indenter Center to the Instrument Body: 165mm

    4.Overall Dimension (Length×Width×Height): 551×260×800 mm

    5.The Net Weight of the Tester: 80kg (Approx)

    6.Specifications of Rockwell Hardness

    Testing force(N)

    Initial Testing Force

    98.07(10kg)

    Tolerance ±2.0%

    Total testing force

    588.4(60kg)

    Tolerance ±1.0%

    980.7(100kg)

    1471(150kg)

    Indenter

    Diamond Cone Indenter

    Ф1.5875mm Ball Indenter

    Scales

    HRA

    HRB

    HRC

    HRD

    Max height of samples

    175mm

    7.The Tolerance of Rockwell Hardness Display Value

    Hardness Scale

    HardnessRangeof The Standard Testing Blocks

    The Max. Tolerance of Display Value

    Repeatabilitya

    HRA

    (20~≤75)HRA

    ±2HRA

    ≤0.02(100-H)or

    0.8 Rockwell Unitb

    (>75~≤88)HRA

    ±1.5HRA

    HRB

    (20~≤45)HRB

    ±4HRB

    ≤0.04(130-H)or

    1.2 Rockwell Unitb

    (>45~≤80)HRB

    ±3HRB

    (>80~≤100)HRB

    ±2HRB

    HRC

    (20~≤70)HRC

    ±1.5HRC

    ≤0.02(100-H)or

    0.8 Rockwell Unitb

    a:H is average hardness value b:Confirm as higher value

    8.The Technical Specification of Brinell Hardness Tester

    Testing force

    294.2N(30kg)

    Tolerance ±1.0%

    306.5N(31.25kg)

    612.9N(62.5kg)

    980.7N(100kg)

    1839N(187.5kg)

    Indenter

    φ2.5mm,φ5mmBall Indenter

    Scales

    HBW1/30

    HBW2.5/31.25

    HBW2.5/62.5

    HBW5/62.5

    HBW10/100

    HBW2.5/187.5

    Eyepiece magnification

    15×

    Objective

    2.5×(resolution 0.5μm),5×(resolution 0.25μm)

    Max Height of Sample

    For 2.5×:Max Height is 95mm

    For 5×:Max height is 115mm


    9. The Tolerance and Repetition of Displayed Value for Brinell Hardness Tester

    Hardness Block(HBW)

    Tolerance(%)

    Repeatability (%)

    ≤125

    ±3

    3

    125<HBW≤125

    ±2.5

    2.5

    >225

    ±2

    2


    10. Technical Specifications of Vickers Hardness

    Test force

    294.2N(30kg)

    Tolerance ±1.0%

    980.7N(100kg)

    Indenter

    Diamond Vickers Indenter

    Scale

    HV30

    HV100

    Eyepiece magnification

    15×

    Objective magnification

    5×(Resolution 0.25μm)

    Max. Height of Specimen

    115mm


    11. The Tolerance and Repetition of Displayed Value for Vickers Hardness Tester

    Tolerance of Displayed Value

    Repetition of Displayed Value

    Hardness scale

    Value of Hardness Block

    Tolerance of Displayed Value

    Value of Hardness Block

    Repetition of Displayed Value

    HV30

    HV100

    ≤250HV

    ±3%

    ≤225HV

    6%

    300~1000HV

    ±2%

    >225HV

    4%


    --------------------------------------------------------------------------------------------------------------

    Yuesheng Chen
    Your Private Secretary in NDT Instruments
    16 Hours Online at your Service! Add my Whatsapp (00 86 139109 83110) or Skype(cindydon) now!
    Click to Contact on Website : www.huatecgroup.com www.ndt-instrument.com !

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