Stainless Steel

Carbon Steel

Carbon Steel

Carbon Steel Chemical Composition

 

  C≤ Si≤ Mn≤ P≤ S≤ Cr Ni Mo
China (GB/YB)
15 0.12-0.19 0.17-0.37 0.35-0.65 0.035 0.035 ≤0.25 ≤0.25 -
20 0.17-0.24 0.17-0.37 0.35-0.65 0.035 0.035 ≤0.25 ≤0.25 -
25 0.22-0.30 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.25 -
30 0.27-0.35 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.25 -
35 0.32-0.40 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.25 -
40 0.37-0.45 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.25 -
45 0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 ≤0.25 ≤0.25 -
ZG200-400 0.2 0.5 0.8 0.04 0.04 - - -
ZG230-450 0.3 0.5 0.9 0.04 0.04 - - -
ZG270-500 0.4 0.5 0.9 0.04 0.04 - - -
ZG310-570 0.5 0.6 0.9 0.04 0.04 - - -
ZG340-640 0.6 0.6 0.9 0.04 0.04 - - -
USA (ASTM/AISI/SAE)
1015 0.13-0.18 - 0.30-0.60 0.04 0.05 - - -
1020 0.18-0.23 - 0.30-0.60 0.04 0.05 - - -
1025 0.22-0.28 - 0.30-0.60 0.04 0.05 - - -
1030 0.28-0.34 - 0.60-0.90 0.04 0.05 - - -
1035 0.32-0.38 - 0.60-0.90 0.04 0.05 - - -
1040 0.37-0.44 - 0.60-0.90 0.04 0.05 - - -
1045 0.43-0.50 - 0.60-0.90 0.04 0.05 - - -
415-205 (60-30) 0.3 0.8 0.6 0.05 0.06 - - -
450-240 (65-35) 0.3 0.8 0.7 0.05 0.06 - - -
485-250 (70-35) 0.35 0.8 0.7 0.05 0.06 - - -
485-275 (70-40) 0.25 0.8 1.2 0.05 0.06 - - -
Germany (DIN)
C15(1.0401) 0.12-0.18 0.4 0.30-0.60 0.045 0.045 - - -
C25(1.0406) 0.22-0.29 0.4 0.40-0.70 0.045 0.045 ≤0.40 ≤0.10 ≤0.40
C30(1.0528) 0.27-0.34 0.4 0.50-0.80 0.045 0.045 ≤0.40 ≤0.10 ≤0.40
C35(1.0501) 0.32-0.39 0.4 0.50-0.80 0.045 0.045 ≤0.40 ≤0.10 ≤0.40
C40(1.0511) 0.37-0.44 0.4 0.50-0.80 0.045 0.045 ≤0.40 ≤0.10 ≤0.40
C45(1.0503) 0.42-0.50 0.4 0.50-0.80 0.045 0.045 ≤0.40 ≤0.10 ≤0.40
GS38(1.0420) 0.25 0.20-0.60 0.20-0.50 0.04 0.04 - - -
GS45(1.0446) 0.25 0.6 0.20-0.50 0.04 0.04 - - -
GS-C25(1.0619) 0.18-0.23 0.30-0.60 0.50-0.80 0.02 0.015 ≤0.30 - -
UK (BS)
070M20 0.16-0.24 0.10-0.40 0.50-0.90 0.05 0.05 - - -
080A15 0.13-0.18 0.10-0.40 0.70-0.90 0.05 0.05 - - -
080A30 0.26-0.34 0.10-0.40 0.70-0.90 0.05 0.05 - - -
080A42 0.40-0.45 0.10-0.40 0.70-0.90 0.05 0.05 - - -
080A47 0.45-0.50 0.10-0.40 0.70-0.90 0.05 0.05 - - -
A1 0.25 0.6 0.9 0.05 0.05 ≤0.30 ≤0.40 ≤0.15
A2 0.35 0.6 1 0.05 0.05 - - -
A3 0.45 0.6 1 0.05 0.05 - - -
A4 0.18-0.25 0.6 1.20-1.60 0.05 0.05 - - -
A5 0.25-0.33 0.6 1.20-1.60 0.05 0.05 - - -
France (NF)
C22E(XC18) 0.17-0.24 0.4 0.40-0.70 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
C25E(XC25) 0.22-0.29 0.4 0.40-0.70 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
C30E(XC32) 0.27-0.34 0.4 0.50-0.80 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
C35E(XC38H1) 0.32-0.39 0.4 0.50-0.80 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
C40E(XC42H1) 0.37-0.44 0.4 0.50-0.80 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
C45E(XC48H1) 0.42-0.50 0.4 0.50-0.80 0.035 0.035 ≤0.40 ≤0.10 ≤0.40
GE230 0.2 0.6 1.2 0.035 0.03 ≤0.30 ≤0.40 ≤0.15
GE280 0.25 0.6 1.2 0.035 0.03 ≤0.30 ≤0.40 ≤0.15
GE320 0.32 0.6 1.2 0.035 0.03 ≤0.30 ≤0.40 ≤0.15
GE370 0.45 0.6 1.2 0.035 0.03 ≤0.30 ≤0.40 ≤0.15
Japan (JIS)
S15C 0.13-0.18 0.15-0.35 0.30-0.60 0.03 0.035 ≤0.20 ≤0.20 -
S20C 0.18-0.23 0.15-0.35 0.30-0.60 0.03 0.035 ≤0.20 ≤0.20 -
S25C 0.22-0.28 0.15-0.35 0.30-0.60 0.03 0.035 ≤0.20 ≤0.20 -
S30C 0.27-0.33 0.15-0.35 0.60-0.90 0.03 0.035 ≤0.20 ≤0.20 -
S35C 0.32-0.38 0.15-0.35 0.60-0.90 0.03 0.035 ≤0.20 ≤0.20 -
S40C 0.37-0.43 0.15-0.35 0.60-0.90 0.03 0.035 ≤0.20 ≤0.20 -
S45C 0.42-0.48 0.15-0.35 0.60-0.90 0.03 0.035 ≤0.20 ≤0.20 -
SC360 0.2 - - 0.04 0.04 - - -
SC410 0.3 - - 0.04 0.04 - - -
SC450 0.35 - - 0.04 0.04 - - -
SC480 0.4 - - 0.04 0.04 - - -