Shanghai Xintian Precision Instrument Co., Ltd
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Fully automatic Rockwell hardness tester JMHRSS-150
Fully automatic Rockwell hardness tester JMHRSS-150
Product details

全自动洛氏硬度计

Functional Features
The rack structure is sturdy and has good rigidity
● Fully automatic closed-loop sensor loading
Test 15 Rockwell and 15 surface Rockwell hardness scales
High precision, international contrast less than 0.5HR
Compliant with the standard ASTM E18, ISO6508, GB/T230.2
New design with downward pressure on the nose.
High precision loading system effectively avoids force overload during measurement.
● Continuous measurement can be carried out on the fixed workbench through the automatic retraction function of the pressure head
The automatic lifting of the machine head and automatic loading of initial test force can ensure stable force generation.
● High definition LCD touch screen operation, menu based operation interface
Backlit LCD display, automatic data statistics and storage, RS-232 data output interface.
● Automatic loading and unloading, with adjustable holding time
● GO/NG tolerance judgment.
Correction of test values for cylinders and spheres
The selection of force measurement is linked to the selection of hardness scale.
The selectable operating languages include English and Chinese, which are convenient for users to operate.
● Scale conversion to HR, HB, HV, and tensile strength
● Built in printer.
The standard configuration is complete and can meet the testing requirements of all rulers
● Fully automatic closed-loop sensor loading system, fixed test bench, achieving high-precision and fast testing, and can also provide higher-level standard hardness testers

technical parameter

model

JMHRSS-150

Initial testing force

3kgf, 10kgf

Main test force

15kgf, 30kgf, 45kgf, 60kgf, 100kgf, 150kgf

Surface Rockwellhardness

HR15N、HR30N、HR45N、HR15T、HR30T、HR45T、HR15W、HR30W、HR45W

HR15X、HR30X、HR45X、HR15Y、HR30Y、HE45Y

Rockwell hardness

HRA、HRB、HRC、HRD、HRE、HRF、HRG、HRH、HRK、HRL、HRM、HRP、HRR

HRS、HRV

LCD display

Rockwell scale, hardness value, total test, holding time, upper and lower limit setting values GO/NG indication, etc

Loading and unloading methods

Closed loop loading control technology (loading, holding, unloading)

Ruler selection

Touch screen selection

Scale conversion

HR、HB、HV

Duration Time

0~99s

data output

Built in printer, RS232 interface

accuracy

ASTM E18、ISO6508、GB/T230.2

Allow specimen height

300mm

Test piece placement

External surface placement

Power Supply

110/220V AC, 60~50Hz


Standard configuration

name

quantity

name

quantity

host

1 unit

Diamond indenter

1 unit

Ø 1.588 steel ball indenter

1 unit

Ø 1.588 steel ball

5 pieces

Sample stand

1 piece

V-shaped sample stage

1 piece

A ruler standard hardness block

1 piece

B-scale standard hardness block

1 piece

C ruler standard hardness block

3 pieces

15N standard hardness block

1 piece

30N standard hardness block

2 pieces

30T standard hardness block

1 piece

dust cover

1 piece

power cord

1 piece

Pressure head locking screw

1 piece

Product Qualification Certificate

1 copy

an instruction manual

1 copy





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