Hardness Table

[bws_pdfprint display='pdf']
ROCKWELLSUPERFICIAL ROCKWELLBRINELLVICKERS OR FIRTH DIAMOND HARDNESS NUMBERSCLERO- SCOPETENSILE STRENGTH
10 m/m Ball
Diamond Brale1/16" Bull"N" Brale Penetrater3000 kgm Load
150 kgm C Scale60 kgm A Scale100 kgm D Scale100 kgm B Scale15 kg Load 15 N30 kg Load 30N45 kg Load 45NDiam. Of Ball Impression in m/mHardness NumberEquivalent 1000 lb. Sq. In.
8092879792871865
79928692871787
7891859691861710
77918491851633
7690839690841556
75908389831478
7489829589821400
73898188811323
7288809587801245
7187808779116099
708779948678107698
698678948577100497
688677857994296
67857693847589495
66857693837385493
6584759282722.2574582091
64847481742.371078988
6383739280702.371076387
6283739179692.3568274685
6182729179682.3568272083
6081719078672.465369782
5981709077662.4562767480326
5880698976652.5557865378315
5780698975632.5557863377304
5679688874622.655561375294
5579678873612.655559574287
5478668772602.6553457772279
5377658771592.751456071269
5277658670572.7549554469261
5176648669562.7549552868254
5076638669552.847751367245
4975628568542.8546149865238
4875618567532.944448464232
4774618466512.944447163225
4673608465502.9543245862219
457359836449341544661211
447359836348341543459206
4372588262473.0540142358202
4272578261463.138841256198
4171568160443.138840255191
4070558060433.1537539254185
3970558059423.236338253181
3869547958413.2535237251176
3769531097957403.334136350171
3668521097856393.3533135449168
3568521087855373.3533134548163
3467511087754363.432133646159
3367501077753383.4531132745154
3266491067652343.530231844150
3166481067651333.5529331043146
3065481057550323.628530242142
2965471047550303.6527729441138
2864461037449293.726928640134
2764451037348283.7526227939131
2663451027347273.825527238126
2563441017246263.825526637124
2462431007245243.8524826037122
236242997144233.924125436118
226242997143223.9523524835116
21614198704221422924335113
206140976942204.0522323834111
18954.121723033107
16*944.1521222232102
14*924.252032133198
12*904.351922042992
10*894.41871952890
8*874.51791872787
6*854.61701802683
4*844.651661732579
2*824.81561662577
0*814.81561602574
794.91491562373
7751431502270
745.11371432167
725.213113765
705.31261322062
685.41211271960
655.51161221858
5.61121171556
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