Main SAE and JIS qualities for cold drawn steel bars
Symbol | Chemical Composition (%) | ||||||||||
Kind of Steel | SAE No. | C | Si | Mn | P | S | Ni | Cr | Mo | Pb | JIS |
Carbon Steel for Machine Structural Use | 1010 | 0.08-0.13 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S10C | ||||
1015 | 0.13-0.18 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S15C | |||||
1018 | 0.15-0.20 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S17C | |||||
1020 | 0.18-0.23 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S20C | |||||
1022 | 0.20-0.25 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S22C | |||||
1025 | 0.22-028 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S25 | |||||
1035 | 0.32-0.38 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S35C | |||||
1038 | 0.35-0.41 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S38C | |||||
1040 | 0.37-0.43 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S40C | |||||
1045 | 0.42-0.48 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S45C | |||||
1049 | 0.45-0.51 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S48C | |||||
1050 | 0.48-0.53 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S50C | |||||
1055 | 0.52-0.58 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S55C | |||||
1060 | 0.55-0.65 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | S58C | |||||
FreeCutting Steel | 1117 | 0.14-0.20 | 0.15-0.35 | 1.00-1.30 | 0.040 max | 0.08-0.13 | SUM31 | ||||
1144 | 0.40-0.48 | 0.15-0.35 | 1.35-1.65 | 0.040 max | 0.24-0.33 | SUM43 | |||||
1213 | 0.13 max | 0.15-0.35 | 0.70-1.00 | 0.07-0.12 | 0.24-0.33 | SUM22 | |||||
12L14 | 0.15 max | 0.15-0.35 | 0.85-1.15 | 0.04-0.09 | 0.26-0.35 | 0.10-0.35 | SUM24L | ||||
-- | 0.22-0.28 | 0.15-0.35 | 0.30-0.60 | 0.030 max | 0.035 max | 0.10-0.35 | S25CL | ||||
-- | 0.42-0.48 | 0.15-0.35 | 0.60-0.90 | 0.030 max | 0.035 max | 0.10-0.35 | S45CL | ||||
Manganese Steel | -- | 0.30-0.36 | 0.15-0.35 | 1.20-1.50 | 0.030 max | 0.030 max | 0.35 max | SMn433 | |||
1541 | 0.40-0.46 | 0.15-0.35 | 1.35-1.65 | 0.030 max | 0.030 max | 0.35 max | SMn443 | ||||
Chromium Molybedenum Steel | -- | 0.13-0.18 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | 0.15-0.30 | SCM415 | ||
-- | 0.18-0.23 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | 0.15-0.30 | SCM420 | |||
4135 | 0.33-0.38 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | 0.15-0.30 | SCM435 | |||
4137 | 0.35-0.40 | 0.15-0.35 | 0.70-0.90 | 0.030 max | 0.030 max | 0.90-1.20 | 0.15-0.30 | --- | |||
4140 | 0.38-0.43 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | 0.15-0.30 | SCM440 | |||
Chromium steel | 5115 | 0.13-0.18 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | SCr 415 | |||
5120 | 0.18-0.23 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | SCr420 | ||||
5130 | 0.28-0.33 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | SCr430 | ||||
5135 | 0.33-0.38 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | SCr435 | ||||
5140 | 0.38-0.43 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.030 max | 0.90-1.20 | SCr440 | ||||
Stainless Steel | -- | 0.15 max | 1.00 max | 2.00 max | 0.20 max | 0.15 max | 8.00-10.00 | 17.00-19.00 | 0.60 max | SUS303 | |
-- | 0.08 max | 1.00 max | 2.00 max | 0.045 max | 0.030 max | 8.00-10.50 | 18.00-20.00 | -- | SUS304 | ||
High Carbon Bearing Steel | 52100 | 0.95-1.10 | 0.15-0.35 | 0.50 max | 0.025 max | 0.025 max | 1.30-1.60 | SUJ2 | |||
-- | 0.95-1.10 | 0.40-0.70 | 0.90-1.15 | 0.025 max | 0.025 max | 0.90-1.20 | 0.10-0.25 |
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