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Tianjin Wanlei Steel Pipe Co.,Ltd
TEL: 86-22-65815991
FAX: 86-22-25343802
CELL: 86-18526839451, 86-18526839452
EMAIL: admin@wanleipipe.com
WEBSITE: www.seamlesscarbonsteelpipe.com
ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)
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Seamless Steel Pipe High Pressure Boiler
This seamless steel pipe is engineered to withstand extreme heat and pressure, making it ideal for high-pressure boiler systems. Its weld-free construction ensures superior strength, safety, and long-term reliability in critical applications.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of seamless steel pipe high pressure boiler in China, featured by quality products and low price. If you're going to wholesale durable seamless steel pipe high pressure boiler made in China, welcome to get pricelist and free sample from our factory.
Seamless Steel Pipe High Pressure Boiler
Product introduction
Seamless steel pipes for high-pressure boilers offer superior mechanical strength and durability by eliminating welded seams, thereby removing potential weak points and significantly reducing the risk of leaks under extreme pressure. Their uniform structure and high-quality alloy composition provide exceptional resistance to high temperatures, corrosion, and mechanical stress, ensuring long-term safety and reliability in demanding environments. Additionally, the smooth inner surface enhances flow efficiency and heat transfer, optimizing overall system performance while lowering maintenance costs and extending service life.
Product specification
Standard specification:
ASTM A192 Seamless Carbon Steel Boiler Tubes for High-Pressure Service
ASTM A179 Seamless Cold Drawn Low Carbon Steel Heat-Exchanger and Condenser Tubes
Technology:By the seamless process and be heat treated after the final cold draw pass at a certain temperature.
Diameter: 1/2inch to 7inch (12.7mm to 177.8mm)
Wall thickness: 1mm to 25.4mm
Length: 1m, 3m, 6m, 10m, 12m fixed length and random length according to clients' requirement
Packing: Bare, bundled or packed in wooden cases with plastic caps to protect tube ends and properly secured to suit sea transport.
Pipe Ends: Plain or bevelled. End angle shall be 30°- 0°/+5°, root face shall be 1.6mm +/- 0.8mm.
Coating type: bare, varnish, black painting, anti-rusted painting, hot dipped galvanized, 3LPE, 3PP
Chemical composition
|
Composition |
ASTM A192 |
ASTM A179 |
|
C % |
0.06-0.18 |
0.06-0.18 |
|
Mn % |
0.27-0.63 |
0.27-0.63 |
|
P % max |
0.035 |
0.035 |
|
S % max |
0.035 |
0.035 |
|
Si% max |
0.25 |
/ |
|
Hardness max |
OD≥5.1mm 137HBW OD<5.1mm 77HRBW |
72HRBW |
Remark: Add any alloy element other than above listed to be not permitted.
Mechanical properties
|
Yield strength min |
180 MPa |
|
Tensile strength min |
325 MPa |
|
Elongation in 2in. or 50mm min |
35% |
Product feature and application
Seamless steel pipes for high-pressure boilers feature a uniform, weld-free structure that ensures exceptional strength, leak resistance, and reliability under extreme temperatures and pressures. Widely used in power plant boilers, superheaters, and economizers, these pipes support critical fluid transport while maintaining structural integrity in demanding industrial environments across global markets.
Production details
Manufactured using advanced hot-rolling or cold-drawing processes, these seamless pipes feature precise dimensional tolerances and a smooth surface finish essential for high-efficiency heat transfer. The specialized alloy composition provides excellent resistance to oxidation and creep at elevated temperatures, ensuring safe operation in critical boiler circuits like superheaters and reheaters. Rigorous non-destructive testing, including ultrasonic and hydrostatic checks, guarantees that every pipe meets strict international standards for structural integrity and leak-proof performance in demanding industrial environments.
Deliver,shipping and serving
services we offer
Product Repair Service
We provide expert repair and refurbishment services to restore damaged pipes to optimal condition. This extends product lifespan and ensures continued safety in high-pressure systems.
Scheduled Maintenance Service
Our team offers regular inspection and maintenance plans to detect early signs of wear or corrosion. Proactive care prevents unexpected failures and minimizes costly downtime for your boiler operations.
Installation Instruction Service
We supply detailed technical guidance and on-site support to ensure correct pipe installation. Proper fitting is critical for maintaining system integrity and preventing leaks under extreme pressure.
Programming Instruction
Our engineers provide comprehensive technical consultation on material selection and system integration. We ensure your boiler design meets all safety standards and operational efficiency requirements.
FAQ
Q: What standards do your high-pressure boiler pipes meet?
A: Our pipes comply with international standards like ASTM A106, A210, and DIN 17175. We also provide mill test certificates to verify chemical composition and mechanical properties.
Q: Can you provide custom sizes or lengths?
A: Yes, we offer customized dimensions to fit specific boiler designs and project requirements. Simply provide your technical drawings or specifications for a tailored quote.
Q: How do you ensure the pipes are leak-free?
A: Every pipe undergoes rigorous hydrostatic testing and ultrasonic inspection before shipment. This ensures zero defects and reliable performance under extreme operating pressures.
Q: What is the typical lead time for an order?
A: Standard sizes are often available from stock for immediate shipment. For custom orders, production typically takes 15-30 days depending on quantity and specifications.
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