Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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ASME SA210 Gr.A1 Seamless Medium Carbon Steel Tubes For Superheaters And Boilers
ASME SA210 Gr.A1 is a seamless ferritic grade that is used in higher pressure and temperature environments. ASME SA210 Gr.A1 Carbon Steel Boiler Tube is designed with a chemical composition of carbon, manganese, phosphorous, sulfur, and silicon. These seamless carbon steel tubes have superior strength and are tolerant to different affluents in toxic media. They are generally utilized in manufacturing different boiler vessel equipment. ASME SA210 is a specification for seamless medium-carbon steel boiler and superheater tubes. These tubes are commonly used in power plants and industrial boilers for high pressure and high temperature applications. The Gr.A1 designation indicates that the tube is made from carbon steel with a specified minimum tensile strength and yield strength. These seamless tubes are manufactured through a process that involves hot rolling or cold drawing of the steel billet to produce the desired dimensions and properties. They are typically heat treated to improve their mechanical properties and ensure they can withstand the high pressure and temperature conditions in boiler and superheater applications. ASME SA210 Gr.A1 seamless carbon steel superheater tubes are known for their excellent performance in high temperature and high pressure environments. They are widely used in power generation, petrochemical, and other industries where reliable and efficient heat transfer is essential.
Features:
Excellent Corrosion Resistance
Good Strength Resistance
Good Crevice Corrosion Resistance
Excellent Stress Crack Corrosion Resistance
High strength
Equivalent Material Grades:
| Grade | ASTM A210 Gr.A1 | |
| Old British | EN | 10216-2 |
| BS | 3602 | |
| DIN | 17175 | |
| Brazilian | NBR 5592 | |
| French | NF A 49-213 | |
| Italian | 5462-64 | |
Chemical Components (%):
| Grade | C | Mn | Si | P | S |
| A1 | 0.27 | Max 0.93 | 0.10 | 0.035 | 0.035 |
Mechanical Properties:
| Tensile Strength Ksi (MPa), Min | 60 (415) |
| Yield Strength Ksi (MPa), Min | 37 (255) |
| Elongation min. %, Min | 30 |
| Hardness(HRB), Max | 79 |
Outside Diameter Tolerance:
| Outside Diameter In. (mm) | Permissible Variations In. (mm) | |
| Over (+) | Under (-) | |
| Under 1 (25.4) | 0.004 (0.10) | 0.004 (0.10) |
| 1 to 1 ½ (25.4 to 38.1), Incl | 0.006 (0.15) | 0.006 (0.15) |
| Over 11⁄2 to 2 (38.1 to 50.8), Excl | 0.008 (0.20) | 0.008 (0.20) |
| 2 to 21⁄2 (50.8 to 63.5), Excl | 0.010 (0.25) | 0.010 (0.25) |
| 21⁄2 to 3 (63.5 to 76.2), Excl | 0.012 (0.30) | 0.012 (0.30) |
Thickness Size Tolerance:
| Outer Diameter In mm | Wall thickness Tolerance(%) | |
| Over (+) | Under (-) | |
| 1 ½ (38.1) and under | 20 | 0 |
| Over 1½ (38.1) | 22 | 0 |
Applications:
Superheaters
Boiilers
Petrochemical Industry
Chemical Industry
Oil and Gas Plant
Power Plant
Food Processing Industry
Pharmaceuticals Industry
Energy Plant
Aerospace Industry
Paper and Pulp Plant
Offshore and Onshore Equipment
Sugar Industry