Heat Exchanger Tube Main Testing Terms and Procedure Accoring to ASTM A213 and ASTM A1016, EN 10216-5:
- Heat Treatment and Solution Annealing / Bright Annealing
- Cutting to required length and deburring;
- Chemical Composition Analysis Test With 100% PMI and One tube from each heat by Direct Reading Spectrometer
- Visual Test and Endoscope Test for Surface Quality Test
- 100% Hydrostatic Test and 100% Eddy Current Test
- Ultrasonic Test subject to the MPS (Material Purchase Specification)
- Mechanical Tests includes Tension Test, Flattening Test, Flaring Test, Hardness Test
Impact Test subject to Standard request - Grain Size Test and Intergranular Corrosion Test
- Ultrasoic measuring of Wall Thickness
ASTM A556 Superheater Steel TubeIn order to meet the demand for rapid delivery, we have a strip stock with both standard and special grades of steel in the most common thicknesses.
We offer the market's widest selection of stainless steel grades and has extensive experience of manufacturing heat exchanger tubes
Surface protection: Unless otherwise stated in order tubes are delivered with inner and outer surfaces temporarily protected with a film of light mineral oil.
Tubes ends: The tubes are supplied plain, square cut and on request the tubes can be deburred.
Application:
Pipes are made from more than 20 steel grades of various corrosion resistance and are intended for application in conditions of a wide range of corrosion environments and temperatures in heat exchanger.
- Nuclear Industry
- Chemical Industry
- Petrochemical industry
- HVAC (Heating Ventilation Air Conditioning), refrigeration
- Food and Beverages
- Power Generation
ASTM A556M-88/ASME SA556 Seamless cold drawn steel feedwater heater tubes
ASTM A556 is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
Feedwater Heater Tubes
Standard:ASME SA556 Chemical Compostion
| Grade | C % | Si % | Mn % | P % | S % |
| B2 | 0.27 max | 0.10 min | 0.29-0.93 | 0.030 max | 0.030 max |
| C2 | 0.30 max | 0.10 min | 0.29-1.06 | 0.030 max | 0.030 max |
Mechanical Properties
| Grade | Tensile Strength MPA | Yield Strength MPA | Hardness HRB |
| B2 | 410 min | 260 min | 79 min |
| C2 | 480 min | 280 min | 89 min |
Each U bend tube of our range is rigorously quality checked by our team of talented professionals on every stage of production to deliver the clients defect free best quality products. These U bend tubes can be custom designed in various diameters as per the requirements of our clients.
