China S45c/C45/1045/En8 Hot Rolled Carbon Steel Round Bars, Find details about China Round Bars, Steel Round Bars from S45c/C45/1045/En8 Hot Rolled Carbon Steel Round Bars
Sizes details | diameter | 16-350mm |
length | 1-12m(canbe customerized) | |
Sizes tolerance | length | -0/50mm(max) |
Straightness | 3mm/m(max) |
A | B | C | D | |
MAX | MAX | MAX | MAX | |
Thin | 2 | 2 | 2 | 2 |
Thick | 1 | 1 | 1 | 1 |
Grade | C | Si | Mn | Cr | Mo | Ni | P | S |
Q235(B)/SS400/S235JR/A36 | ≤ 0.20 | ≤0.35 | ≤1.4 | 0.3-0.4 | ≤0.30 | ≤ 0.045 | ≤ 0.045 | |
20#/CK22, CK20/1020/050A20/S20C | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |
45#/CK45, C45/1045/080M46/S45C | 0.42-0.5 | 0.17-0..37 | 0.5-0.8 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |
20Cr/20Cr4/5120/527A19/SCr420H | 0.18-0.24 | 0.17-0.37 | 0.50-0.80 | 0.70-1.00 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
40Cr/41Cr4/5140/520M40/SCr440 | 0.37-0.44 | 0.17-0.37 | 0.5-0.8 | 0.8-1.1 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
30CrMo/4130/1717COS110/SCM420 | 0.26-0.34 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
35CrMo/34CrMo4/4135/708A37 | 0.32-0.40 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
42CrMo/42CrMo4/4140/708A42/708M40 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | 0.90-1.2 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439 | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.60-0.90 | 0.15-0.25 | 1.25-1.65 | ≤ 0.025 | ≤ 0.025 |
Grade | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | AKV(J) | Reduction of Area(%) |
(Mpa) | (%) | (%) | Akv (J) | ||
min | min | min | min | min | |
Q235(B)/SS400/S235JR/ A36 | 410 | 235 | 25 | 55 | |
20#/CK22, CK20/1020/ 050A20/S20C | 410 | 245 | 25 | 55 | |
45#/CK45, C45/1045/080M46/S45C | 600 | 355 | 16 | 39 | 40 |
20Cr/20Cr4/5120/527A19/SCr420H | 410 | 245 | 25 | 55 | |
40Cr/41Cr4/5140/520M40/SCr440 | 980 | 785 | 9 | 47 | 45 |
30CrMo/4130/1717COS110/SCM420 | 930 | 785 | 12 | 63 | 50 |
35CrMo/34CrMo4/4135/708A37 | 980 | 835 | 12 | 63 | 45 |
42CrMo/42CrMo4/4140/708A42/708M40 | 1080 | 930 | 12 | 63 | 45 |
40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439 | 980 | 835 | 12 | 78 | 55 |