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These are cast iron and ductile iron grades and specification, for customers in different countries, such as USA, UK, Germany, and also international standards.
GRADES AND SPECIFICATION FOR CAST (GREY) IRON
Country |
Specification |
Designation |
150 |
180 |
200 |
220 |
250 |
260 |
300 |
350 |
India |
IS 210 1978 |
FG |
150 |
-- |
200 |
-- |
250 |
-- |
300 |
350 |
United Kingdom |
BS 1452 1990 |
Grade |
150 |
180 |
200 |
220 |
250 |
-- |
300 |
350 |
USA |
ANS/ASTM A48-83 |
Grade |
20A |
25A |
30A |
-- |
35A |
40A |
45A |
50A |
Germany |
DIN 1691 1985 |
GG |
15 |
-- |
20 |
-- |
25 |
-- |
30 |
35 |
France |
NFA 32-101-1987 |
FGL |
150 |
-- |
200 |
-- |
250 |
-- |
300 |
350 |
Italy |
UNI 5007 1969 |
G |
15 |
-- |
20 |
-- |
25 |
-- |
30 |
35 |
Japan |
JIS G5501 1981 |
FC |
150 |
-- |
200 |
-- |
250 |
-- |
300 |
250 |
Russia |
GOST 1412 1979 |
Sch |
15 |
18 |
20 |
-- |
25 |
-- |
30 |
35 |
International |
ISO 185-1988 |
Grade |
150 |
-- |
200 |
-- |
250 |
-- |
300 |
350 |
Hardness BHN |
|
|
136-167 |
|
159-194 |
|
180-222 |
|
202-247 |
227-278 |
GRADES AND SPECIFICATION FOR DUCTILE (NODULAR / SPHEROIDAL IRON)
Country |
Specification |
Designation |
Grades |
India |
IS 1865 |
SG |
800/2 |
700/2 |
600/3 |
500/7 |
420/12 |
400/18 |
350/22 |
United Kingdom |
BS2789:1985 |
|
800/2 |
700/2 |
600/3 |
500/7 |
420/12 |
400/18 |
350/22 |
USA |
ASTM A536-84:1976 |
|
120-90-02 |
100-70-03 |
80-60-03 |
80-55-06 |
65-45-12 |
60-42-10 |
60-40-18 |
German |
Din 1693-1973 |
GGG |
800/2 |
700/2 |
600/3 |
500/7 |
400/15 |
400/18 |
350/22 |
France |
NF A 32-201:1976 |
FGS |
800/2 |
700/2 |
600/3 |
500/7 |
400/12 |
370/17 |
-- |
Italy |
UNI 4544:1979 |
GS |
800/2 |
700/2 |
600/3 |
500/7 |
400/12 |
370/17 |
-- |
Japan |
JIS G5502:1982 |
FCD |
(80)758/2 |
(70)686/2 |
(60)588/3 |
(50)490/7 |
(40)392/12 |
(37)363/17 |
-- |
International |
ISO 1083:1976 |
|
800/2 |
700/2 |
600/3 |
500/7 |
400/12 |
370/17 |
|
Hardness BHN |
|
|
248-352 |
229-302 |
192-269 |
170-241 |
201 max |
179 max |
160 max |
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