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Stainless steel exhaust tube

Stainless steel exhaust tube

Stainless steel exhaust tubes are essential in automotive and industrial exhaust systems, offering high resistance to temperature and corrosion. These tubes, made from premium stainless steel, ensure longevity and reliability, even under severe operating conditions. They provide a rust-resistant solution, prolonging service life and maintaining performance. Integral to the safe management of engine exhaust, they facilitate efficient gas expulsion and contribute to overall vehicle performance by reducing backpressure. The thermal resilience of stainless steel allows for consistent operation through extreme temperature fluctuations, making these exhaust tubes a dependable component for any high-demand exhaust application.

Standards and Specifications

STANDARDS
OD
WT
STANDARDS
OD
WT
mm
inch
mm
ga
ASTM A554
8-219
0.315"-8 5/8"
0.6-3.05
24ga-11ga
ASTM 249/269
EN 10217-7

CHEMICAL COMPOSITION &
MECHANICAL PROPERTIES

CHEMICAL COMPOSITION AND MECHANICAL PROPERTIES

Grade
Composition, %
C
Mn
P
S
Si
Ni
Cr
Mo
max
max
max
max
Austenitic
304
0.080
2.0 max
0.045
0.030
1.00
8.0-11.0
18.0-20.0
304L
0.035
2.0 max
0.045
0.030
1.00
8.0-13.0
18.0-20.0
316L
0.035
2.0 max
0.045
0.030
1.00
10.0-15.0
16.0-18.0
2.0-3.0
Ferritic
409L
0.030
1.0 max
0.040
0.020
1.00
0.5 max
10.5-11.7
430
0.120
1.00
0.040
0.030
1.00
0.5 max
16.0-18.0
439
0.030
1.00
0.040
0.030
1.00
0.5 max
17.0-19.0
441
0.030
1.00
0.040
0.015
1.00
0.6 max
17.5-18.5

Area we serve

AUTOMOTIVE INDUSTRY
In the automotive sector, stainless steel exhaust tubes play a pivotal role in exhaust systems by channeling combustion gases away from the engine compartment to the atmosphere. The high corrosion resistance of stainless steel ensures durability against moisture and temperature variations, enhancing vehicle longevity. These tubes facilitate efficient exhaust flow, minimizing backpressure, which contributes to improved engine performance and efficiency. The material's resilience against road conditions and its sleek appearance further positions it as a premium choice for both functionality and aesthetics in the automotive industry.
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MARINE INDUSTRY
In the marine sector, stainless steel exhaust tubes are essential for mitigating corrosion in demanding saltwater environments. They serve to efficiently convey exhaust gases from engines to the exterior, preventing hazardous build-up inside vessels. The material's robust resistance to both thermal and mechanical stress ensures longevity and reduces maintenance demands, making it an excellent choice for exhaust systems in a wide range of marine applications, from commercial shipping to leisure boating.
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AEROSPACE
In aerospace, stainless steel exhaust tubes are integral to exhaust systems, valued for their high strength, thermal resistance, and corrosion resilience under extreme conditions. Critical to the management of high-velocity jet engine exhaust, these tubes ensure structural integrity and safety while contributing to the vehicle's efficiency through their lightweight properties. Their application is vital across aircraft and spacecraft, where reliability is paramount.
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RAIL TRANSPORT
In rail transport, stainless steel exhaust tubes are critical components in diesel locomotive exhaust systems, chosen for their vibration resistance, thermal durability, and corrosion resistance. These properties ensure longevity and reduced maintenance for rail vehicles by withstanding diverse environmental challenges, thereby enhancing operational reliability.
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MANUFACTURING INDUSTRY
In manufacturing, stainless steel exhaust tubes are essential for efficiently venting out fumes, dust, and particulates. Their corrosion-resistant properties suit chemical-heavy and high-humidity environments, while their thermal resilience is critical for high-temperature processes. These tubes enhance workplace safety and environmental health, ensuring sustained performance with low maintenance needs.
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AGRICULTURE EQUIPMENT
Stainless steel exhaust tubes in agricultural equipment ensure reliability and durability in challenging farm conditions. Resistant to corrosion, temperature extremes, and environmental contaminants, these tubes are critical for the sustained operation and reduced maintenance of tractors, harvesters, and other machinery, optimizing agricultural productivity.
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POWER GENERATION
Stainless steel exhaust tubes are essential in power generation for their ability to handle high-temperature exhaust gases and resist corrosion. Its utilization spans across an array of applications, from gas turbine power plants—where it directs exhaust away from turbines—to cogeneration systems that capitalize on exhaust heat for additional thermal applications. Its superior corrosion resistance and thermal endurance are particularly beneficial in diesel and natural gas generators, as well as in the aggressive environments of waste-to-energy and biomass power plants, where the combustion byproducts demand materials that can withstand both the chemical and thermal challenges. Integral to the durability and efficiency of generators and turbines, these tubes support continuous energy output and adherence to environmental standards.
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OIL AND GAS INDUSTRY
Stainless steel exhaust tubes in the oil and gas sector are critical for their high durability and corrosion resistance, ensuring safe exhaust gas transport under severe operational conditions. Their application across offshore rigs, refinaries, and processing plants maintains equipment reliability, reduces maintenance needs, and complies with stringent safety protocols.
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CHEMICAL INDUSTRY
Stainless steel exhaust tubes are essential in the chemical industry for their corrosion resistance and high-temperature endurance. They ensure the safe handling of corrosive gases and thermal exhausts, enhancing plant safety, operational efficiency, and adherence to emissions regulations. These tubes are vital for the integrity and sustainability of chemical processing operations.
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Stainless steel exhaust tube FAQ

Stainless steel is the preferred material for exhaust tubes owing to its excellent corrosion resistance, high-temperature endurance, and robust durability, which ensures long-lasting performance in the challenging environment of exhaust systems. Its ability to be customized and its aesthetic quality, combined with environmental resilience and full recyclability, further underscore its superiority for such applications.
The common grades are the 400 series (409L, 430, 439, 441) and the 300 series (304, 316L). Of these, 409L is the most common and cost-effective one.
Yes, a well-designed stainless steel exhaust system can improve engine/machine efficiency and performance by facilitating better gas flow and reducing backpressure.
Thicker walls can increase the durability and lifespan of the exhaust system but may add weight and slightly reduce the ability to cool quickly, compared to thinner walls which might be lighter and dissipate heat faster but may be less durable.
Yes, they can be chrome-plated for a shinier appearance or coated with ceramic materials to improve heat retention and reduce under-hood temperatures.
With proper maintenance, they can last the lifetime of a vehicle, often outlasting the vehicle's other components.
The diameter affects the exhaust flow velocity and backpressure. The optimal diameter should be chosen based on engine size and the desired balance between torque and horsepower at different RPMs.
They require minimal maintenance, but regular inspections are recommended to check for any signs of wear, corrosion, or damage.
Yes, besides being recyclable, a more efficient exhaust system can lead to cleaner emissions and better fuel economy, contributing to environmental protection.
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