China BS3059 Tube Heat Exchanger Cold Drawing Tube, Find details about China BS3059 Tube Heat Exchanger Cold Drawing Tube, BS3059 Seamless Heat Exchanger Tubes from BS3059 Tube Heat Exchanger Cold Drawing Tube
Application | For high, middle, low pressure boiler and pressure purpose. |
Steel Grade | BS3059-I 320 CFS BS3059-II360,440,243,620-460,622-490,S1,S2,TC1,TC2 |
End protection | Plastic Caps |
Outside coating | Black painting, anti-corrosion oil, galvanized or as per required by customers |
Surface treatment | Oil,varnish,Passivation,Phosphating,Shot Blasting |
Inspection and test | Chemical Composition Inspection,Mechanical Properties Test. Surface and Dimension Test, Non-destructive Test, Hydrostatic Test. |
Delivery condition | Annealed, Normalized, Normalized and tempered |
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 |