China BS3059 Seamless Boiler Tubes, Find details about China BS3059 Seamless Boiler Tubes, BS3059 Seamless Boiler Tube from BS3059 Seamless Boiler Tubes
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni | Other |
| 360 | ≤0.17 | 0.10~0.35 | 0.40~0.8 | ≤0.035 | ≤0.035 | - | - | - | - |
| 440 | 0.12~0.18 | 0.10~0.35 | 0.90~1.2 | ≤0.035 | ≤0.035 | - | - | - | - |
| 243 | 0.12~0.2 | 0.10~0.35 | 0.40~0.8 | ≤0.035 | ≤0.035 | - | 0.25~0.35 | - | Al≤0.012 |
| 620-460 | 0.10~0.15 | 0.10~0.35 | 0.40~0.7 | ≤0.030 | ≤0.030 | 0.70~1.10 | 0.45~0.65 | - | Al≤0.02 |
| 622-490 | 0.08~0.15 | ≤0.50 | 0.40~0.7 | ≤0.030 | ≤0.030 | 2.00~2.50 | 0.90~1.2 | - | Al≤0.02 |
| 629-470 | ≤0.15 | 0.25~1 | 0.3~0.6 | ≤0.030 | ≤0.030 | 8~10 | 0.9~1.1 | - | Al≤0.02 |
| 629-590 | |||||||||
| 762 | 0.17~0.23 | ≤0.50 | ≤1.00 | ≤0.030 | ≤0.030 | 10.00~12.5 | 0.80~1.2 | 0.30~0.8 | V 0.25~0.35 |
Grade | Tensile Strength (MPa) | Yield Strength (Mpa Min) | Elongation (% Min) | Flatten Coefficient |
| 360 | 360~500 | 235 | 24 | 0.1 |
| 440 | 440~580 | 245 | 21 | 0.07 |
| 243 | 480~630 | 275 | 22 | 0.07 |
| 620~460 | 460~610 | 180 | 22 | 0.07 |
| 622~490 | 490~640 | 275 | 20 | 0.07 |
| 629~470 | 470~620 | 185 | 20 | 0.07 |
| 629~590 | 590~740 | 400 | 18 | 0.07 |
| 762 | 720~870 | 470 | 15 | 0.08 |