Chemical Composition
GRADE |
C |
Mn |
Si |
S |
P |
Cr |
Ni |
Mo |
V |
EN-8 |
0.35 – 0.45 |
0.60 – 1.00 |
0.10 – 0.35 |
0.050 MAX |
0.050 MAX |
– |
– |
|
|
EN-8D |
0.40 – 0.45 |
0.70 – 0.90 |
0.05 – 0.35 |
0.060 MAX |
0.060 MAX |
– |
– |
|
|
EN-9 |
0.50 – 0.60 |
0.50 – 0.80 |
0.05 – 0.35 |
0.040 MAX |
0.040 MAX |
– |
– |
|
|
EN-19 |
0.35 – 0.45 |
0.50 – 0.80 |
0.10 – 0.35 |
0.04 |
0.04 |
0.9-1.4 |
– |
0.2-0.4 |
|
SAE – 4140 |
0.38 – 0.43 |
0.75 – 1.00 |
0.20 – 0.35 |
0.035 |
0.035 |
0.8-1.1 |
– |
0.15-0.25 |
|
42CRMO4 |
0.35 – 0.45 |
0.50 – 0.80 |
0.15 – 0.40 |
0.035 |
0.035 |
0.9-1.2 |
– |
0.15-0.3 |
|
SCM – 435 |
0.33 – 0.38 |
0.60 – 0.85 |
0.15 – 0.35 |
0.030 MAX |
0.030 MAX |
0.9-1.2 |
– |
0.15-0.3 |
|
EN-15 |
0.30 – 0.40 |
1.30 – 1.70 |
0.10 – 0.35 |
0.040 MAX |
0.040 MAX |
– |
– |
|
|
SAE 1541 |
0.36 – 0.44 |
1.35 – 1.65 |
– |
0.050 MAX |
0.040 MAX |
– |
– |
|
|
EN-16 |
0.30 – 0.40 |
1.30 – 1.80 |
0.10 – 0.35 |
0.04 |
0.04 |
– |
– |
0.2-0.3 |
|
EN-18 |
0.35 – 0.45 |
0.60 – 0.95 |
0.10 – 0.35 |
0.04 |
0.04 |
0.85-1.15 |
– |
|
|
41CR4 |
0.38 – 0.45 |
0.50 – 0.80 |
0.15 – 0.40 |
0.035 MAX |
0.035 MAX |
0.9-1.2 |
– |
|
|
EN-25 |
0.27 – 0.35 |
0.50 – 0.70 |
0.10 – 0.35 |
0.04 |
0.04 |
0.50 – 0.8 |
2.3-2.8 |
0.4-0.7 |
|
EN-31 |
0.90 – 1.20 |
0.30 – 0.75 |
0.10 – 0.35 |
0.04 |
0.04 |
1-1.6 |
– |
|
|
SAE 52100 |
0.98 – 1.10 |
0.25 – 0.45 |
0.15 – 0.30 |
0.025 MAX |
0.025 MAX |
1.3-1.6 |
|
|
|
EN-36B |
0.12 – 0.18 |
0.30 – 0.60 |
0.10 – 0.35 |
0.04 |
0.04 |
0.6-1.1 |
3-3.75 |
|
|
EN-36C |
0.12 – 0.18 |
0.30 – 0.60 |
0.1-0.35 |
0.04 |
0.04 |
0.6-1.1 |
3-3.75 |
0.1-0.25 |
|
EN-41B |
0.35 – 0.45 |
0.60 MAX |
0.1-0.45 |
0.04 |
0.04 |
1.5-1.8 |
0.40 MAX |
0.1-0.25 |
|
EN-47 |
0.45 – 0.55 |
0.50 – 0.80 |
0.50 MAX |
0.04 |
0.04 |
0.8-1.2 |
|
|
|
EN-353 |
0.20 MAX |
0.50 – 1.00 |
0.35 MAX |
0.04 |
0.04 |
0.75-1.25 |
1-1.5 |
0.08-0.15 |
|
EN-354 |
0.20 MAX |
0.50 – 1.00 |
0.35 MAX |
0.04 |
0.04 |
0.75-1.25 |
1.50 – 2.0 |
0.1-0.2 |
|
16MNCR5 |
0.14 – 0.19 |
1.00 – 1.30 |
0.15 – 0.40 |
0.035 MAX |
0.035 MAX |
0.8-1.1 |
|
|
|
20MNCR5 |
0.17 – 0.22 |
1.10 – 1.40 |
0.10 – 0.35 |
0.035 |
0.035 |
1-1.3 |
|
|
|
SAE – 4150 |
0.48 – 0.53 |
0.75 – 1.00 |
0.20 – 0.35 |
0.04 |
0.04 |
0.8-1.1 |
|
0.15-0.25 |
|
SAE – 4320 |
0.17 – 0.22 |
0.45 – 0.65 |
0.15 – 0.35 |
0.035 MAX |
0.040 MAX |
0.4-0.6 |
1.65-2 |
0.20 – 0.30 |
|
EN-24 |
0.35 – 0.45 |
0.45 – 0.70 |
0.10 – 0.35 |
0.04 |
0.04 |
0.9-1.4 |
1.3-1.8 |
0.20 – 0.40 |
|
SAE – 4340 |
0.38 – 0.43 |
0.60 – 0.80 |
0.15 – 0.35 |
0.035 MAX |
0.040 MAX |
0.7-0.9 |
1.65-2 |
0.20 – 0.30 |
|
SAE – 8620 |
0.18 – 0.23 |
0.70 – 0.90 |
0.20 – 0.35 |
0.04 |
0.04 |
0.4-0.6 |
0.4-0.7 |
0.15-0.25 |
|
F – 22 |
0.15 MAX |
0.30 – 0.60 |
0.40 MAX |
0.04 |
0.04 |
2-2.5 |
|
0.87-1.3 |
|
17CRNIMO6 |
0.14 – 0.19 |
0.40 – 0.60 |
0.15 – 0.40 |
0.035 MAX |
0.035 MAX |
1.5-1.8 |
1.4-1.7 |
0.25-0.35 |
|
A – 105 |
0.35 MAX |
0.60 – 1.05 |
0.35 MAX |
0.050 MAX |
0.040 MAX |
– |
|
|
|
CK – 45 |
0.42 – 0.50 |
0.50 – 0.80 |
0.15 – 0.35 |
0.035 MAX |
0.035 MAX |
– |
|
|
|
SCM – 420 |
0.18 – 0.23 |
0.60 – 0.85 |
0.15 – 0.35 |
0.030 MAX |
0.030 MAX |
0.9-1.2 |
|
0.15-0.3 |
|
45C8 |
0.40 – 0.50 |
0.60 – 0.90 |
0.10 – 0.35 |
– |
– |
– |
|
|
– |
4130 |
0.28 – 0.33 |
0.40 – 0.60 |
0.15 – 0.30 |
0.035 MAX |
0.040 MAX |
0.80 – 1.1 |
|
0.15-0.25 |
– |
B – 16 |
0.36 – 0.47 |
0.45 – 0.70 |
0.15 – 0.35 |
0.040 MAX |
0.035 MAX |
0.8-1.15 |
|
0.5-0.65 |
0.25-0.35 |
Carbon Steel Equivalent Grades
Internal Standard |
Equivalent Grades |
BS |
DIN |
IS |
EN |
SAE/AISI |
JIS |
EN15B |
150M36 |
36Mn5 |
37Mn2, 37C15 |
EN15B |
1536 |
– |
EN32B |
– |
CK15 |
C14 |
EN32B |
1015,1016,1018 |
– |
SAE1038 |
– |
CK38 |
– |
– |
1038 |
– |
EN43C |
– |
– |
C50 |
EN43C |
1050 |
– |
CK45 |
– |
CK45 |
45C8 |
1045 |
– |
– |
EN9 |
070M55 |
CK55 |
C55 |
EN9 |
1055 |
– |
C35 |
– |
C35 |
35C8, C35Mn75 |
– |
1035 |
– |
EN42 |
– |
CK75 |
80C6 |
EN42 |
1074 |
– |
EN42B |
– |
C67 |
65C6 |
EN42B |
1065 |
– |
EN43 |
080M50 |
C55 |
60C6 |
EN43 |
1055 |
– |
EN43B |
080A47 |
CK45 |
– |
EN43B |
1045 |
– |
SAE1541 |
150M36 |
36Mn7 |
37C15 |
EN15,15A |
SAE1541 |
SMn438 |
EN8 |
080A40 |
CK45 |
45C8 |
EN8 |
1040,1045 |
– |
EN8A |
080A40 |
CK45 |
45C8 |
EN8A |
1040,1045 |
– |
EN8B |
080A40 |
CK45 |
45C8 |
45C8 |
1040,1045 |
– |
EN8C |
080A40 |
CK45 |
45C8 |
EN8C |
1040,1045 |
– |
EN8D |
080A40 |
CK45 |
45C8 |
EN8D |
1040,1045 |
– |