Manufacturer of Grey Cast Iron Castings India
Manufacturer of Grey Cast Iron Castings
Grey Cast Iron India
PRODUCTION SPECIFICATION FOR GREY CAST IRON CASTING FOR CAPOLA FURNACE: -

CASTING OF GREY CAST IRON FULLY MAINTAINED AS PER SPECIFICATION REQUIRED BY CUSTOMER
IS-210 - 93
IS6331 -87
ASTM
A-48-94a
BS 1452-90 DIN-1691-85 GOST 1412-85 ISO-185-88 JIS-G5501-89 SAE J431-93ASTM
A159-83
FG 150 25B 150 GG-15 C415 150 FC150 G2500
FG 200 30B 200 GG-20 C420 200 FC200 G3000
FG 220 35B 220 - C424 - - G3500
FG 260 40B 250 GG-25 C425 250 FC250 G4000

SPECIFICATION SHEET FOR CHEMICAL COMPOSITION OF DIFF GRADES OF CAST IRON: -
GRADE

100

150

200

260
% C 3.5 - 3.8 3.4 - 3.7 3.2 - 3.5 3.1 - 3.4
% SI 2.3 - 2.8 2.1 - 2.6 1.8 - 2.3 1.6 - 2.1
% MN 0.4 - 0.8 0.5 - 0.8 0.6 - 0.8 0.6 - 0.8
% P MAX 0.2 MAX 0.2 MAX 0.2 MAX 0.15
% S 0.06 - 0.15 0.06 - 0.15 0.06 - 0.15 0.06 - 0.12
C EQV. 4.2 - 4.6 4.0 - 4.3 3.8 - 4.1 3.6 - 3.9
BHN 120 - 140 130 - 150 140 - 170 170 - 220
TENSILE STRENGTH 12 kg/mm2 15 kg/mm2 20 kg/mm2 25 kg/mm2
Grey Cast Iron Castings India
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