Product category : Testing and measuring instruments

India tools & instruments manufactures hardness tester, th170. Technical specifications: standard impact device - d integrated; hardness scales - hld, hb, hrc, hrb, hv, hs; measuring direction - 360º; accuracy - + 6 hld [760 + 30 hld], + 10 hld [530 + 40 hld]; memory - 270 average reading in 9 group files; output - usb 2.0; minimum surface roughness of work piece - 1.6 um [ra]; maximum work piece hardness - 955 hv; minimum radius of work piece [convex/concave] - rmin = 50 mm [with support ring], rmin = 10 mm]; minimum work piece weight - 2-5 kg on stable support, 0.052 kg with compact coupling; minimum work piece thickness coupled - 5 mm; minimum thickness of hardened layers - 0.8 mm; continuous working time - 150 h [without backlight]; power - aaa 1.5v batteries [2 pcs]; operating temperature - 040ºc; overall dimensions - 155 mm x 55 mm x 25 mm; and weight - about 166 g.