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Cast Iron GJL300

The lamellar cast iron GJL300 is generally produced through continuous casting and extrusion, a process that ensures greater homogeneity and uniformity of the material. Its main properties are:

  • Excellent wear resistance
  • Excellent response to heat treatments
  • Greater uniformity of the final product
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GJL300 (GS30)
Hardness HB (30) 170 - 240
Tensile strength Rm N/mm2 250
Yield strength Rp 0.2 -
Elongation A % 1 - 3
Structure Pearlitic
Graphite Lamellar
Determining wall thickness [mm] 5
10
20
40
80
Prescribed tensile strength Rm (on specimen) [N/mm2] from 250 to 350
Prescribed tensile strength Rm (on sample) [N/mm2] -
-
250
220
210
Predictable tensile strength Rm (on sample) [N/mm2] 270
240
210
195
(+39) 045 6104312 tecnico@prototypes.it