Stainless Steel Seamless Tube Supplier | ASTM A312 Manufacturer
Product Overview
Yunming Metal is a professional stainless steel seamless tube supplier and manufacturer in China, providing high-quality seamless pipes in accordance with ASTM A312, ASTM A213, ASTM A269, and other international standards.
Our stainless steel seamless tubes are designed for high-pressure and high-temperature applications, offering excellent corrosion resistance, superior strength, and long service life. Compared with welded tubes, seamless tubes have no weld seams, ensuring better structural integrity and reliability.
These tubes are widely used in industries such as oil & gas, petrochemical, chemical processing, food processing, and power generation. We support custom sizes, materials, and specifications to meet various industrial project requirements.
Product Features
- Excellent Corrosion Resistance: Suitable for harsh and corrosive environments
- High Strength: Seamless structure ensures superior pressure resistance
- No Weld Seams: Eliminates weak points and improves reliability
- Wide Material Options: 304, 304L, 316L, 321, 310S, 904L, Duplex 2205, Super Duplex 2507
- Custom Manufacturing: Flexible sizes, thickness, and lengths available
- High Temperature Resistance: Performs well in extreme heat conditions
Applications
- Oil & Gas Industry: High-pressure fluid and gas transportation pipelines
- Petrochemical Industry: Refining and high-temperature processing systems
- Chemical Processing: Transport of corrosive and reactive media
- Food & Beverage Industry: Hygienic pipelines and processing equipment
- Power & Energy: Boilers, heat exchangers, and high-temperature systems
- Automotive Industry: Exhaust systems and structural components
Technical Specifications
Material: 304, 304L, 316L, 321, 310S, 317L, 904L, 2205, 2507
Outer Diameter: 6mm – 2500mm (3/8″ – 100″)
Wall Thickness: 0.5mm – 150mm (SCH10 – XXS)
Length: 2000mm, 4000mm, 6000mm, 12000mm, or as required
Surface Finish: Pickled, Bright Annealed, Polished
Standards: ASTM A312, ASTM A213, ASTM A269, ASME, EN
Temperature Resistance: Up to 800°C
Manufacturing Process
Our stainless steel seamless tubes are manufactured using advanced rotary piercing and cold drawing processes. Each tube is produced from high-quality billets and undergoes strict quality control, including dimensional inspection, chemical composition analysis, and non-destructive testing (NDT).
All products comply with international standards such as ASTM, ASME, and EN, ensuring consistent quality, precision, and reliable performance.
Related Products
We also supply:
304 Stainless Steel Seamless Tube
316 Stainless Steel Seamless Tube
Seamless Stainless Steel Pipe
Please contact us for more specifications and quotations.
Frequently Asked Questions (FAQ)
- What is a stainless steel seamless tube?
A stainless steel seamless tube is manufactured without welding seams, offering higher strength and better pressure resistance compared to welded tubes.
- What standards do your seamless tubes comply with?
Our products comply with ASTM A312, ASTM A213, ASTM A269, and other international standards.
- What is the difference between seamless tube and welded tube?
Seamless tubes are made from solid billets, while welded tubes are formed by welding steel strips.
- Can you customize sizes and specifications?
Yes, we provide customized sizes, materials, wall thicknesses, and lengths.
- What industries use stainless steel seamless tubes?
They are widely used in oil & gas, petrochemical, chemical processing, food, and power industries.
Get a Quote
Looking for a reliable stainless steel seamless tube supplier? Contact Yunming Metal today for a fast quotation and professional technical support. We are ready to provide customized solutions for your project.
