HR-150A / 200HR-150 ROCKWELL HARDNESS Tester

Lus piav qhia luv luv:

l Kev ruaj khov thiab ruaj khov, kev sim siab ua haujlwm;

l HRA, HRB, HRC nplai tuaj yeem nyeem ncaj qha los ntawm qhov ntsuas;

l Xaiv tau rau lwm qhov Rockwell nplai

(HRD, HRF, HRG, HRH, HRE, HRK, HRL, HRM, HRP, HRR, HRS, HRV)

l Txais cov roj siab tsis zoo, kev thauj khoom ceev tuaj yeem hloov kho;

l Cov txheej txheem ntsuas kev tuav, tsis xav tau kev tswj hluav taws xob;

l Nws ruaj khov thiab txhim khu kev qha rau kev sim ntawm qhov nkhaus;

l Precision ua raws li tus qauv ntawm GB / T 230.2, ISO 6508-2 thiab ASTM E18;