Daekyung DTR-300N Operation Manual

Rockwell hardness tester

Hide thumbs

Table Of Contents

Table of Contents

Quick Links

Download this manual

Operation Manual for

Rockwell Hardness Tester

[ MODEL : DTR-300N ]

대경테크주식회사

DAEKYUNG TECH & TESTERS Mfg. CO.,LTD

ADDRESS : 118-10, 688-10, GOJAN-DONG, NAMDONG-GU

PHONE : 82-32-822-5511

FAX

URL

DAEKYUNG TECH & TESTERS Mfg. CO.,LTD

Model : DTR-400N

INCHEON-CITY, KOREA

: 82-32-821-4580

http://www.dktt.co.kr

or www.idtnt.com

- 1 -

Table of Contents

Summary of Contents for Daekyung DTR-300N

Page 1 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD Operation Manual for Rockwell Hardness Tester [ MODEL : DTR-300N ] Model : DTR-400N 대경테크주식회사 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD ADDRESS : 118-10, 688-10, GOJAN-DONG, NAMDONG-GU INCHEON-CITY, KOREA PHONE : 82-32-822-5511 : 82-32-821-4580 http://www.dktt.co.kr...
Page 2 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD Greetings Thanks for purchasing our product! Please use the product correctly after first reading this operation manual carefully. With gratitude for your selection, all of the employees promise to do our best to continue to produce more advanced testers that compete with the world’s most famous testers.
Page 3: Table Of Contents
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD - Table of Contents - 1. Product Overview 2. Features 3. Specifications P.4~5 4. Part Names 5. Names and Functions of Digital Display Part P.6~10 6. Installation and Test procedures P.10~11 7. Cautions P.11~12 8.
Page 4: Product Overview
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 1. Product Overview This tester is easy to use and supports high accuracy. Its operating principle is to measure by using the depth difference of the test traces caused by the initial load and the test load.
Page 5: Part Names
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 3.1.2 Test Load : (60, 100, 150) kgf 3.2 Vertical Test Gap : 210 mm 3.3 Maximum Specimen Diameter : ø 250 4. Part Names 4.1 ①Digital Display Part ⑪ 4.2 ② Lighting LAMP ①...
Page 6: Names And Functions Of Digital Display Part
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 5. Names and Functions of Digital Display Part Selected Balance Weight 5.2 Selected Hardness Unit and Cone Display ① 5.3 Strain Display ② 5.4 Display of normal test standby or dead selection error ③...
Page 7 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 5.9.5 Maximum HRC/0.0 0.0): Error message when out-of-minimum tolerance (maX HRC 1) S et by using the U p/D ow n/Left/Right arrow (↑,↓,←,→) keys. 2) Press the Enter key after setting. (Initial Value: 0.0 maX) 5.9.6 Continuous Function...
Page 8 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 3) For OnA ① When pressing the right arrow key (▶): The current hardness value is printed (one time): Test Number : (Manual input of Test No.) Test Date (Manual input of test date)
Page 9 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 5.9.14 Debug Mode Non (E.Debug Mode:Print of the system status): (Inhibition of use), Initial setting value Non 5.9.15 Exit Exit) : Exit the Manu 5.10 ∅ Function 5.10.1 R. Cylinderical: Enter a radius (R) value for a cylinder-shaped specimen.
Page 10: Installation And Test Procedures
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 5.11.2 If Ø has been entered after the test, the calibration value is displayed. 6. Installation and Test Procedures 6.1 The tester should be installed in the stable place without dust, humidity, or vibration.
Page 11: Cautions
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 6.8 If the test is started, the load is applied and released automatically. If the test is completed, read the hardness value of the Digital Display part ( ①). Measured Hardness Mean Value Measured Counts...
Page 12: Standard Accessories
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 7.6 Install a specimen and the indenter vertically and avoid getting the trace surface rough. 7.7 For the selection of a scale appreciate for the specimen, refer to Reference table 1. 7.7.1 Round Bar: V Anvil (big-sized) 7.7.2 Small Pin Type: V Anvil (small-sized)
Page 13 DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 9.1 Reference Table 1. Rockwell Hardness Scale Std. Load Test Load Hardness Scale Indenter Application Scope Expression (kgf) (kgf) Cone line-tip angle 120±30° Sintered Carbide Diamond indenter that the Carburizing Steel 100-500h curvature radius...
Page 14: Reference Table
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 9.2 Reference Table 2. Calibration value when a cylinder-shaped specimen is tested as C, A, D scales Cylinder Diameter 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1 " 1 1/4" 1 1/2" Measured (6.4mm) (10mm)
Page 15: Reference Table
DAEKYUNG TECH & TESTERS Mfg. CO.,LTD 9.3 Reference Table 3. Calibration value when a cylinder-shaped specimen is tested as B, F, G scales Cylinder Diameter 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1 " Measured Hardness (6.4mm) (10mm) (13mm) (16mm) (19mm)