ASTM A192 Seamless Tube description
A192 high-pressure boiler tubes are seamless carbon steel tubes specifically designed for high-pressure boiler systems. They conform to ASTM A192/ASME SA192 standards and are suitable for operating pressures ≤9.8MPa and temperatures 450-650°C. They are primarily used in key components such as boiler heating surface piping, superheaters, and economizers.
Chemical composition
| Material | Chemical Composition(%) | ||||
| C | Si | Mn | P | S | |
| ASTM A192 | 0.06~0.18 | ≤0.25 | 0.27~0.63 | ≤0.035 | ≤0.035 |
Mechanical Properties
| Material | Mechanical property | |||
| Tensile Strength(MPa) | Yield Strength(MPa) | Elongation δ(%) | Hardness (HRB) | |
| ASTM A192 | ≥325 | ≥180 | ≥35% | ≤77 |
Applications:
In the oil and gas industry, it is commonly used to transport fluid media such as oil and natural gas. Its excellent pressure resistance and sealing performance ensure safe and stable transportation under high-pressure environments, preventing leaks and other accidents.
In the chemical industry, A192 seamless pipe can be used in various chemical processes, such as transporting corrosive media like acids and alkalis. Its material resists the corrosion of these chemicals, extending the service life of the pipeline and ensuring the normal operation of chemical production.
In the power industry, it can be used as piping for equipment such as boilers and steam turbines. It can withstand high-temperature and high-pressure working conditions, ensuring the stable operation of the power system and providing reliable pipeline support for power generation.
In machinery manufacturing, it is commonly used to manufacture various mechanical drive shafts, hydraulic cylinders, and other components. Its high strength and good machinability result in mechanical parts with high reliability and durability.
Test and inspection
Required Mechanical Tests for ASTM A192 Boiler Tubes
ASTM A192 boiler tubes must undergo the following tests to ensure quality and performance under high-pressure conditions:
Flattening Test
Flaring Test
Hardness Test
Hydrostatic Test
Packaging and shipping
