Brand:Derbo
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| SEAMLESSMEDIUM-CARBON STEEL BOILER AND SUPERHEATER TUBES | |||||
| (ASMESA210/ASTM A210) | |||||
| Standard: ASME SA210/ASTMA210 | |||||
| Delivery condition:Hot-finished | |||||
| Size range: OD 3 inch to 5inch, WT 6MM TO 12.7MM | |||||
| Length: customizedaccording to requirements | |||||
| Tolerance: according toASME SA210/ASTM A210 | |||||
| Certificate:EN10204/3.1 | |||||
| GENERAL INFORMATION: | |||||
| For manufacture water wallpanel, economizer, reheater, superheater and pipeline ofboilers. | |||||
| CHEMICAL COMPOSITION (CASTANALYSIS) IN% | |||||
| Steel grade | C max | Si max | Mn max | P max | S max |
| A-1 | 0.27 | 0.10 | 0.93 | 0.035 | 0.035 |
| C | 0.35 | 0.10 | 0.29-1.06 | 0.035 | 0.035 |
| MECHANICAL PROPERTIES | |||||
| Steel grade | Yield strength Min (Mpa) | Tensile strength Min(Mpa) | Elongation A Min(%) | Hardness Max | |
| A-1 | 415 | 255 | 30 | 79HRB (143HB) | |
| C | 485 | 275 | 30 | 89HRB(179HB) |
