Sumitra Enterprises
Sumitra Enterprises
Karol Bagh, New Delhi, Delhi
TrustSEAL Verified
Call 0804896398585% Response Rate

Hardness Tester

We are a leading Manufacturer of digital rockwell hardness tester, surface roughness tester, digital micro hardness tester, portable dynamic hardness testers and automatic scratch tester from New Delhi, India.

Digital Rockwell Hardness Tester

Digital Rockwell Hardness Tester
  • Digital Rockwell Hardness Tester
  • Digital Rockwell Hardness Tester
  • Digital Rockwell Hardness Tester
Get Best Quote
Approx. Price: Rs 1.4 Lakh / PieceGet Latest Price

We are among the prominent industry engaged in offering a wide range of Digital Rockwell Hardness Tester to our clients at the most reasonable price. These products are widely used in various industrial application which finally results in better productivity.




  • Motorized system for application and removal of major load

  • Minor load setting by LED bar graph

  • Keyboard entry for scale selection

  • Hi-Low-OK indication for hardness value

  • Easy to read, large size extra bright 7 segment display

  • Centronics parallel port for connecting Dot Matrix Printer

  • Manual operation available in case of motor failure

  • Sufficient error codes for smooth functioning of machines

  • Serial Interface (Optional)

  • Indenter is guided in linear bearings facilitates to test small diameter jobs

  • Automatic weight selection by thumb wheel

  • The additional test load of 187.5 Kg for brinell scale

  • Brinell microscope is provided for brinell indentation measurement

  • Manual weight selection

  • Separate lever is provided for selection of minor load

Yes! I am interested

Surface Roughness Tester

Surface Roughness Tester
  • Surface Roughness Tester
Get Best Quote
Approx. Price: Rs 80,000 / Piece(s)Get Latest Price

We offer Portable Surface Roughness Tester. These are packed with powerful functions for convenient operations. Powerful Functions and Ease at on-site measurements.

All Functions for convenient Operations Complies with major International standards such as ISO, DIN,CNOMO,JIS,ASME 

Data Memory/Battery Operation : Ten complete Data records can be stored. Rechargeable battery operation provides versatile us of the line independent of the line supply.

Measuring in different positions: The small and light handy surf measures not only flat, horizontal, but also vertical and overhead surfaces.

Direct data Transfer to the PC- The RS 232 serial interface is used to transfer measured data,parameters and profile curves  directly to the PC.



  • Measuring Range: Z axis +/- 160 um, X Axis 12.5 mm
  • Resolution : 0.01 um
  • Standards: JIS 2001, JIS-1994,JIS 1982,ISO-1984,DIN-1990,ASME-1995,CNOMO
  • Parameters: Pt, Ra, Rq, Rz, Rzmax, Rp, Rt, R3z, RSm, Pc, Rk, Rpk, Rvk, Mr1, Mr2, VO, K, Rmr, R, Rx, AR, W, Wx, AW, Wte
  • Evaluation Curves: Section Profile Curve,Roughness Curve,ISO 13565 
Yes! I am interested

Digital Micro Hardness Tester

Digital Micro Hardness Tester
  • Digital Micro Hardness Tester
Ask For Price
Product Price :Get Latest Price
Technical Specification




Test force

10g (0.098N), 25g (0.245N), 50g (0.49N), 100g (0.98N), 200g (1.96N), 300g (2.94N), 500g (4.9N), 1000g (9.8N)


HV0.01, HV0.025, HV0.05, HV0.1, HV0.2, HV0.3, HV0.5, HV1, HV2

Minimum measurement unit


Measuring the hardness range


Hardness value read

Digital LCD

Total magnification

100X (observed), 400X (measurement)

(Expandable up to 200X or 600X)

Loading mode

FULLY AUTOMATIC   (loading, dwell, unloading)

Holding Time

1-99 seconds

The objective lens and the press head switch

Manual Turret

Specimen allows a maximum height


Indenter center to wall distance


Instrument Size

405 × 290 × 480mm (L × W × H)

Instrument Weight


Light source

LED cold light source (continuous 24-hour use life of up to 100,000 hours)

Power supply

110V/220V + 5%, 50/60 Hz

XY table

Dimensions: 100 × 100 mm, the largest mobile: 25 × 25mm Minimum reading: 0.01mm

(Optional digital XY table, LCD digital display)

Data Output

Built-in printer (hardness values, maximum and minimum test time, the number of tests, the average)

Built-in RS-232 interface

Implementation of standards

GB/T4340.2 national standards, JJG151 VRof

Standard fittings, accessories

10X eyepiece micrometer a Vickers indenter a 10X and 40X objective lens of each one, and two standard hardness block, XY table, flat fixture, sheet fixtures, small parts jig a leveling screw four a bubble level, the power cord is a dust cover a manual, hardness conversion tables, certificate, warranty card, accessory case a


Image analysis software, metallurgical equipment, Knoop indenter Knoop hardness block, 15X eyepiece micrometer, 2.5X objective lens, 20X objective lens, 60X objective lens


Additional Information:

  • Minimum Order Quantity: 1 No
Yes! I am interested

Portable Dynamic Hardness Testers

Portable Dynamic Hardness Testers
  • Portable Dynamic Hardness Testers
Get Best Quote
Approx. Price: Rs 45,000 / Piece(s)Get Latest Price

We are a leading industry offering a wide spectrum of Portable Dynamic Hardness Testers. The product offered is an widely used for various measuring application in industrial sector. The construction of these range is very precise and accurate as these products are fabricated under surveillance of experts.




  • Sleek and handy design comes in a slim briefcase for carrying the machine

  • Alpha numeric display which indicates selected material and scale combination hardness value

  • Average key to select average of 2 to 10 readings

  • Improved electronics with micro controller circuitry and user friendly software

  • 30 Hardness scales for different probes selectable by feather touch keys

  • Auto detection of probe facility

  • Automatic shut down facility is provided when tester is not in use for continuously 10 minutes

  • This model operates on 2 numbers of pencil cells

  • Printing is possible with all types of ports

  • Up to 100 readings can be stored in memory of the tester for printing purpose

  • Low test expenditure

  • Five numbers of probes can be given in different combinations such as Dl, D2, G1, G2 and C, Dl, D2, D3, D4 and D5 and Dl, D2, G1 and SH

  • Conversion of UTS facility is available on display by using side keys

  • The ON and OFF switch is provided with feather touch keyboard on front side

  • In this model both serial and printer interfaces are available on single port

  • Automatic calibration facility of probe is available through keyboard

  • Date entry and date wise printout facility

Yes! I am interested

Automatic Scratch Tester

Automatic Scratch Tester
  • Automatic Scratch Tester
Get Best Quote
Approx. Price: Rs 45,000 / Piece(s)Get Latest Price

A test panel is clamped driven by constant speed while needle scratches the surface.These are available in varied specifications and are offered at industry leading prices. We also meet customized requirement. 

Automatic Scratch tester specially designed for power coated scratch testing Sheen type with 1kg load & 5kg load. 

Yes! I am interested

Explore More Products

View All Products

Reach Us
Vijay Alagh (Director)
Sumitra Enterprises
2099/38, First Floor, Room No. 102, Sewak Chambers, Naiwala
Karol Bagh, New Delhi - 110005, Delhi, India
Get Directions

Call Us

Send E-mail