ASME SA213 TP347H Stainless Steel Seamless Tube for Superheater and
Air Heater
ASME SA213 is a standard for seamless ferritic and austenitic alloy steel
tubes for boilers, superheaters, and heat exchangers developed by
the American Society of Mechanical Engineers (ASME). ASME SA213 TP347H stainless steel seamless heat exhcanger tube is a high-performance
austenitic stainless steel seamless tube widely used in industrial
fields under high temperature and high pressure environments, such
as power plant boilers, petrochemicals, nuclear energy industries,
etc.
TP347H stainless steel materials can operate stably for a long time in a
high temperature environment of 650 ℃, with an antioxidant
temperature of up to 850 ℃. It has good resistance to intergranular
corrosion and multi sulfuric acid intergranular stress corrosion,
and is suitable for corrosive media such as acid, alkali, and salt.
The tensile strength of TP347H is 530 MPa, the yield strength is
not less than 205 MPa, the elongation is not less than 40%, and the
hardness is about 289 HBW.
ASME SA213 Chemical Composition | GRA. | UNS. | ASME SA213 CHEMICAL COMPOSITION %
|
|---|
| C | MN | P | S | SI | CR | NI |
|---|
| TP347H | S34709 | 0.04-0.10 | 2.00 | 0.045 | 0.3 | 1.0 | 17.00-19.00 | 9.0-13.0 | | TP347HFG | S34710 | 0.06-0.10 | 2.00 | 0.045 | 0.3 | 1.0 | 17.00-19.00 | 9.0-13.0 |
ASME SA213 TP347H stainless steel seamless heat exhcanger tubes are widely used in
high temperature, high pressure, and corrosive environments,
especially in the fields of energy, chemical engineering,
aerospace, etc. Its application areas mainly include the following
aspects: - Power industry: TP347H stainless steel seamless heat exhcanger tube can be used to
manufacture high-temperature and high-pressure components such as
superheaters, reheaters, and water-cooled walls for supercritical
and ultra supercritical boilers. TP347H stainless steel heat
exchanger tube has good resistance to high temperature oxidation
and steam corrosion, and can withstand high temperature
environments above 600 ℃; In nuclear reactors, TP347H heat
exchanger tubes can be used for key equipment such as steam
generators and heat exchangers, meeting the strict requirements of
the nuclear energy industry for material high temperature
resistance, corrosion resistance, and radiation resistance.
- Petrochemical industry: TP347H stainless steel seamless heat exhcanger tubes are suitable
for high-temperature reactors, cracking furnaces, heat exchangers
and other equipment in refining and chemical production, and can
withstand the erosion of high temperature, high pressure and
corrosive media; During the catalytic cracking process, TP347H
stainless steel seamless tubes can be used as high-temperature gas
pipelines and reactor liners, providing excellent heat and
corrosion resistance.
- Aerospace field: TP347H stainless steel seamless heat exhcanger tubes can be used
to manufacture high-temperature components of aircraft engines,
such as combustion chambers, turbine blades, etc., meeting the
stringent requirements for material high-temperature strength and
fatigue resistance in the aerospace field; In rocket engines,
TP347H heat exchanger tubes can be used to manufacture
high-temperature gas pipelines and nozzles, capable of withstanding
extreme high temperatures and pressures.
- Automotive industry: TP347H stainless steel seamless heat exhcanger tubes can be used
to manufacture high-performance automotive exhaust systems,
especially the exhaust manifolds and turbine housings of
turbocharged engines, providing excellent high temperature and
corrosion resistance.
- Environmental protection equipment: In industrial waste gas treatment systems, TP347H stainless steel
seamless heat exhcanger tubes can be used to manufacture
high-temperature flue gas pipelines and heat recovery devices,
which can withstand the erosion of high temperatures and corrosive
gases.
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