Brand: Hannstar
Standard: Jis, Aisi, Astm, Gb, Din, En
Place Of Origin: China
Species: Welded
Material: 200 Series, 300 Series, 400 Series, 600 Series
Tolerance: ±1%
Processing Service: Bending, Welding, Decoiling, Punching, Cutting, Moulding
Packaging: Standard Seaworthy Package
Productivity: 300000 tons
Transportation: Ocean,Land
Place of Origin: China
Supply Ability: 10000 tons
Certificate: ISO9001
HS Code: 73043190
Port: Tianjin,Qingdao
Precision Stainless Steel Pipes & Tubes with Bright Annealed Finish – Superior Corrosion Resistance and Aesthetic Excellence for Demanding Applications
Engineered for performance in extreme environments, our precision-welded stainless steel pipes and tubes deliver unmatched durability, corrosion resistance, and visual appeal. Manufactured from premium-grade 304/316L austenitic stainless steel with controlled carbon content (C≤0.03%), these seamless and welded tubing solutions are ideal for visible installations where both function and form matter. Through advanced continuous annealing technology in a hydrogen atmosphere, each product achieves a mirror-like bright annealed (BA) surface finish—free of oxidation, scaling, or discoloration—that enhances both structural integrity and architectural elegance.
This high-performance tubing series excels in industries such as food processing, pharmaceuticals, chemical engineering, and clean energy systems. With precise wall thickness tolerances down to ±0.05mm and the ability to operate reliably from -253°C to 1150°C, it meets stringent international standards including ASTM A312, ASME B36.19, and ISO 3601. Its low-carbon design minimizes intergranular corrosion risks, while molybdenum-enhanced variants like 316L offer exceptional resistance to chlorides—a critical feature in marine applications, desalination plants, and medical device manufacturing.
In addition to stainless steel, we offer a comprehensive range of metal solutions tailored for diverse industrial needs: Galvalume Steel provides four times the corrosion protection of traditional Galvanized Steel, with a metallurgically bonded 55% aluminum-45% zinc coating that withstands over 1,500 hours in salt spray tests; Aluzinc Steel delivers extended service life in coastal and acidic environments through its gradient alloy composition; Aluminum Coil and Plate products leverage aerospace-grade alloys (6061, 7075) for lightweight strength in construction, HVAC systems, and automotive components; and Prepainted Galvanized Steel offers cost-effective, long-lasting protection combined with modern aesthetics for outdoor infrastructure.
These materials are widely adopted across global markets—from photovoltaic support structures requiring 30% improved weather resistance, to building facades needing AAMA 2605-compliant fluorocarbon coatings, to nuclear power steam piping demanding stable performance at 1200°C. Whether you're specifying materials for offshore platforms, cleanroom equipment, or high-efficiency air conditioning units, our product portfolio ensures optimal material selection based on environmental exposure, mechanical load, and lifecycle cost analysis.
Customers consistently praise the reliability and versatility of our offerings. One client in the renewable energy sector noted how Galvalume-coated mounting frames reduced maintenance costs by 40% over five years. Another in the appliance industry highlighted the 25-year lifespan of aluminum-clad oven casings exposed to frequent thermal cycling. In architectural projects, architects appreciate the consistent finish and dimensional accuracy of our BA-finished stainless steel tubes, which contribute to sleek, modern designs without compromising longevity.
Common questions often revolve around material compatibility, installation methods, and long-term performance metrics. For example, users frequently ask whether 316L stainless steel is suitable for potable water systems—it is, due to its FDA-compliant composition and resistance to microbial growth. Others inquire about the difference between hot-dip galvanized and electroplated zinc coatings—both provide robust protection, but hot-dip offers thicker, more uniform coverage ideal for heavy-duty use. Our team also addresses concerns regarding thermal expansion in aluminum-based systems, recommending proper anchoring techniques and thermal break design to prevent stress cracking in extreme climates.
With a commitment to innovation, quality control, and sustainability, our products meet the evolving demands of global industries seeking durable, efficient, and environmentally responsible materials. From precision-manufactured tubing to corrosion-resistant sheet metals, every solution is backed by rigorous testing, real-world validation, and expert technical support—ensuring your project stands the test of time.
Product Categories : Stainless Steel Products > Stainess Steel Pipe