Comparison sheet of carbon steel grade
This sheet shows comparison of kinds of steel grade all over the world, such as GB AST JIS DIN EN BS NF ROCT ISO standard for reference.
GB |
AST |
JIS |
DIN/DIN EN |
BS/BS EN |
NF/NF EN |
ROCT |
ISO630 |
Q195 |
Cr.B |
SS330 |
S185 |
040A10 |
S185 |
CTIKⅡ |
|
Q215A |
Cr.C |
SS330 |
|
040aA12 |
|
CT2KⅡ-2 |
|
Q235A |
Cr.D |
SS400 |
St37-2 |
080A15 |
|
CT3KⅡ-2 |
E235B |
Q235B |
Cr.D |
SS400 |
S235JR |
S235JR |
S235JR |
CT3KⅡ-3 |
E235B |
Q255A |
|
SS400 |
|
|
|
CT4KⅡ-2 |
|
Q275 |
|
SS490 |
|
|
|
CT5CⅡ-2 |
E275A |
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