Standard | ASTM A209 |
Matrial | T1 T1a T1b |
Size | OD: 6-420mm WT: 1-50mm Length: according to customer requirement |
Application | For Boilers,Superheaters, Heat-Exchangers, High-pressure Boilers |
Manufacture | Tubes are made by seamless process. At the manufacturer's option, tubing may be furnished either hot finished or cold finished. |
Test and Inspection | Mechanical Test, Tension Test Flaring Test, Flattening Test Hardness Test, Hydrostatic or Nondestructive Electric Test |
Element | T1 | T1a | T1b |
Carbon | 0.10-0.20 | 0.15-0.25 | 0.14 max |
Manganese | 0.30-0.80 | 0.30-0.80 | 0.30-0.80 |
Phosphorus | 0.025 | 0.025 | 0.025 |
Sulfur max | 0.025 | 0.025 | 0.025 |
Silicon | 0.10-0.50 | 0.10-0.50 | 0.10-0.50 |
Molybdenum | 0.44-0.65 | 0.44-0.65 | 0.44-0.65 |
Element | T1 | T1a | T1b |
Tensile Strength min Mpa | 380 | 365 | 415 |
Yield Strength min Mpa | 205 | 195 | 220 |
Elongation min % | 30 | 30 | 30 |