Abrasion-Resistant White Cast Iron 6-ASTM A532_A532M

Abrasion-Resistant White Cast Iron 6-ASTM A532_A532M

 

In following table 3 lists the typical brands and related properties of high chromium white cast iron.

Table 3 Typical grades and related properties of commonly used high chromium white cast iron

 

Material grade                                         chemical composition % The maximum cross section / mm of the pearlite in the air quenching Hardness HRC

C

 Cr Mo Cu Ni Si Cast state quenched state softening state
12Cr 2.0-3.5 11-14 ≤     1.5 ≤     1.2 0.5-1.0 ≤     1.0 60 49 60 –
15-3 high C 2.8-3.6 14-16 2.5-3.6 ≤     1.2 0.5-1.0 ≤     1.0 120 50-56 60-67 37-44
15-3 low C 2.4-2.8 14-16 2.4-2.8 ≤     1.2 0.5-0.8 ≤     1.0 70-90 44-48 58-63 35-40
15-2-1 2.8-3.5 14-16 1.9-2.2 0.5-1.2 0.6-0.9 ≤     1.0 200 50-55 60-67 40-44
20-2-1 2.6-2.9 19-21 1.4-2.0 0.5-1.2 0.6-0.9 ≤     1.0 >200 50-54 60-67 38-43
26Cr
 2.2-2.8 24-28 0.3-1.0 ≤     0.8 0-3.0 ≤     1.0 200 48-50 ≧ 56 –

 

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