TK-14-250 hardness gage
The device of the TK-14-250 model in accordance with GOST 13407-67 is intended for measurement of hardness of metals and alloys by Rockwell's method according to GOST 9013-59.
Power supply of the device is carried out from the alternating current main of 200 V with a permissible deviation from minus 10 to plus 15%, with a frequency of 50 Hz.
preliminary 10 kgfs
general 60, 100, 150 kgfs.
Limit blundered test loadings:
Deviation of average value of the number of hardness received on the checked device from the average hardness of a model measure of hardness of the 2nd category MTR-1 state standard specification 9031-75, hardness unit, no more:
HRC 25±5 - ±2,0
HRC 45±5 - ±1,5
HRC 65±5 - ±1,0
HRA 83±3 - ±1,2
HRB 90±10 - ±2,0.
The power consumed from a network, no more than 15 W.
Distance from a table to a tip, not less than 250 mm.
Distance from the center of a print to the case of the hardness gage, not less than 170 mm.
Speed of the appendix of the main loading, from 2 to 4 mm / page.
Overall dimensions, no more than 580 x 330 x 770 mm.
Mass of the hardness gage, no more than 126 kg.
Information is up-to-date: 05.09.2019
Unbelievable price on TK-14-250 hardness gage in Neftekamsk (Russia) company NPK TEHMASh, OOO.