WEAR MATERIAL HARDNESS TABLE

TYPE TYPE / IDENTITY THICK- INCHES HARDNESS – HB DESCRIPTION
Rolled reference steel Q&T100 0.75 240 ASTM A 514 Grade B
Structural steel Q&T100 1 232 ASTM A 514 Grade B
Rolled AR steel AR40 0.75 384 CmnB abrasion resistant (AR) steels, quenched & tempered to various nominal hardness levels.
AR450 0.75 290
AR500 0.75 462
AR600 0.75 552
Austenitic manganese steel casting MnSt 0.75 205 Solution treated ASTM A 128 Grade A
White iron casting CrMoWI 0.75 730 ASTM A532 11B (WCI) (15% Cr 3% Mo 3% C) iron plates
Laminite white iron plates Laminite® 1 733 ASTMA532 11B (15% Cr 3% Mo 3% C) WCI brazed to a steel backing plate
Laminited Hyperchrome® 0.75 640 Proprietary hypereutectic high Cr WCI brazed to a steel backing plate
White iron / laminite Rubbadex 1 750 ASTM A532 111 B rubber laminite (15% Cr 3% Mo 3% C) bonded to a rubber / steel layer
Crc weld overlays Crc SOL 1 564 0.25″ thick single pass ~30%Cr 4%C bal. Fe deposit
Crc DOL 1 595 0.25″ thick double pass ~30%Cr 4%C bal. Fe deposit
PTAW tungsten WC 1 0.75 478 0.16″ thick 60Wt.%, cast overlays carbide & crushed (eutectic)
WC 2 0.75 397 0.16″ thick 60Wt.%, macrocrystalline (monolithic) WC in a 30HRC nickel alloy matrix
WC 3 0.75 491 0.16″ thick 60Wt.%, macrocrystalline (monolithic) WC in a 50HRC nickel alloy matrix