Abrasion-Resistant White Cast Iron Ni-Hard ASTM A532_A532M

Abrasion-Resistant White Cast Iron 4-ASTM A532_A532M Ni-Hard

 

Table 2 Wear-resistant white cast iron chemical composition and mechanical properties of Ni-Hard

ASTM A532 Ni-Hard iron pipe
ASTM A532 Ni-Hard iron pipe

 

Type chemical composition % mechanical properties(sand cast)after heat treatment
      C       Si       Mn       Ni       Cr       Mo       HRC             σb

/ kg·mm – 2

            αk

/ kg·..m·cm – 2

Ni-Hard
1
  3.0-3.6   0.3-0.5   0.3-0.7   3.3-4.8   1.5-2.0     0-0.4       53-61         25-35         2.0-4.0
Ni-Hard

2

  ≤    2.9   0.3-0.5   0.3-0.7   3.3-5.0   1.4-2.4     0-0.4       52-59         32-39         3.5-5.0
Ni-Hard

3

 

  2.6-3.2   1.5-2.0   0.4-0.6   5.0-6.0   8.0-9.0       53-63         50-60         3.5-6.0
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