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ASTM A213 TP316L Acid Pickling Stainless Steel Seamless Tube for Chemical Processing
Product Spotlights
ASTM A213 TP316L acid pickling seamless tubes offer superior corrosion resistance for harsh chemical environments. The seamless construction ensures high pressure integrity and safety, while the acid-pickled surface promotes optimal passivation. Manufactured with certified quality control, these tubes provide extended service life, reduced maintenance, and reliable performance in chemical processing, heat exchangers, and high-temperature applications. Custom sizes and full traceability documentation are available.
US$ 2.75 - 4.55
MOQ: 100 Kilograms
Key Specifications
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Standard:
Other, ASTM A213
Type:
Other, Seamless Tube
Surface Treatment:
Other, Acid Pickling
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai
Delivery Detail:
15 days
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Standard
Other, ASTM A213
Type
Other, Seamless Tube
Surface Treatment
Other, Acid Pickling
Material Grade
ASTM A213 TP316L / UNS S31603
Primary Application
Chemical Processing Industry
Key Feature
Corrosion Resistant
Connection Type
Plain End
Customization
Size, length, and packaging are customizable
As a leading manufacturer specializing in high-performance stainless steel tubing, Wuxi Yansheng Technology Co., Ltd. proudly presents our ASTM A213 TP316L Acid Pickling Stainless Steel Seamless Tube. Engineered specifically for the demanding environments of the chemical processing industry, this tubing represents a fusion of superior material science and precise manufacturing. Our extensive experience since 2017, coupled with a modern facility spanning over 1,000 square meters, ensures that every length of tube meets the rigorous standards required for safe and efficient industrial operations. We understand that reliability is non-negotiable in chemical applications, which is why our TP316L seamless tubes are processed to deliver exceptional corrosion resistance and structural integrity.
This product is designed to be a cornerstone for piping systems handling aggressive media. Below is a detailed breakdown of its characteristics, advantages, and technical specifications.
Core Product Features & Benefits:
- Superior Corrosion Resistance: The TP316L (UNS S31603) grade contains molybdenum, which significantly enhances its resistance to pitting and crevice corrosion in chloride-containing environments, a common challenge in chemical plants. The acid pickling surface treatment removes scale and impurities, promoting the formation of a uniform, passive chromium oxide layer for optimal protection.
- Seamless Construction for Enhanced Safety: Manufactured through a piercing and extrusion process, these tubes have no longitudinal weld seam. This eliminates a potential weak point, ensuring higher pressure ratings, better uniformity, and superior performance under thermal cycling and corrosive stresses compared to welded alternatives.
- High-Temperature Strength: ASTM A213 TP316L material maintains good mechanical properties at elevated temperatures, making it suitable for heat exchangers, boiler tubes, and other high-temperature process equipment within chemical facilities.
- Excellent Fabricability: Despite its strength, TP316L can be bent, flared, and welded with standard techniques, allowing for flexibility in system design and installation. Post-fabrication pickling is recommended to restore corrosion resistance in heat-affected zones.
- Hygienic & Cleanable Surface: The smooth, pickled finish minimizes areas where contaminants can lodge, facilitating easier cleaning and maintenance, which is crucial for processes requiring high purity or batch changes.
Technical Specifications & Parameters:
The following table outlines key specifications for our standard range of ASTM A213 TP316L Acid Pickling Seamless Tubes. Custom dimensions and tolerances are available upon request.
| Parameter | Specification / Range |
| Material Standard | ASTM A213 |
| Grade | TP316L (Low Carbon, <0.03% C) |
| UNS Designation | S31603 |
| Manufacturing Process | Hot Finished or Cold Drawn Seamless |
| Outer Diameter (OD) | Common range: 1/8" to 5" (3.18 mm to 127 mm). Custom sizes available. |
| Wall Thickness (WT) | Schedule 5S to Schedule 80, or as per customer requirements. |
| Length | Standard random lengths (R/L) or cut to specific lengths. |
| Surface Condition | Acid Pickled (AP) & Passivated |
| Ends | Plain Ends (PE), beveled ends optional. |
| Key Mechanical Properties (Typical) | Tensile Strength: ≥ 485 MPa; Yield Strength: ≥ 170 MPa; Elongation: ≥ 40%. |
| Chemical Composition (Typical, %) | C: 0.03 max, Mn: 2.00 max, Si: 0.75 max, Cr: 16.0-18.0, Ni: 10.0-14.0, Mo: 2.0-3.0, N: 0.10 max. |
Advantages for Your Chemical Processing Operations:
- Extended Service Life: The combination of TP316L alloy and pickling significantly reduces maintenance downtime and replacement costs by resisting corrosion from acids, chlorides, and other harsh chemicals.
- System Reliability: Seamless construction provides peace of mind regarding leak prevention and system integrity under high pressure and corrosive conditions.
- Compliance & Traceability: Produced under a certified quality management system, our tubes come with full material test reports (MTRs) for traceability and compliance with project specifications.
- Global Supply Capability: With major shipment ports like Shanghai, Tianjin, and Qingdao, and a strong presence in markets from North America and Europe to Southeast Asia and the Middle East, we ensure timely and efficient logistics.
Backed by an annual export value ranging between US$50 Million and US$100 Million and a dedicated workforce of 101-200 professionals, Wuxi Yansheng Technology has established itself as a trusted partner for global industrial supply. Our commitment is reflected in our operational certifications and our focus on delivering products that meet precise application needs. For your next chemical processing project requiring durable, corrosion-resistant piping, choose our ASTM A213 TP316L Acid Pickling Seamless Tubes. Contact us today to discuss your specific requirements, request a quote, or obtain samples for evaluation.
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of TP316L over TP304/304L for chemical applications?
A: TP316L contains 2-3% Molybdenum (Mo), which TP304 lacks. This addition provides substantially improved resistance to pitting and crevice corrosion, particularly in environments containing chlorides, organic acids, and sulfur compounds, making it a preferred choice for many chemical processes. -
Q: Why is the tube acid pickled, and is it mandatory?
A: Acid pickling removes iron contamination, heat tint (scale), and other impurities formed during high-temperature manufacturing. It cleans the surface and promotes the formation of a uniform, protective passive layer, enhancing the inherent corrosion resistance of the stainless steel. For chemical service, it is highly recommended. -
Q: Can these seamless tubes be welded on-site during installation?
A: Yes, TP316L has excellent weldability. However, welding can degrade corrosion resistance in the heat-affected zone (HAZ). It is crucial to follow proper welding procedures and often recommended to perform local pickling and passivation post-weld to restore full corrosion resistance. -
Q: What pressure ratings can these tubes handle?
A: Pressure rating depends on the outer diameter, wall thickness (schedule), and allowable stress for TP316L at the operating temperature. We provide tubes conforming to ASTM A213, which defines the material's mechanical properties. Specific pressure calculations should be performed by your design engineer using applicable codes like ASME B31.3. -
Q: Do you provide certification and test reports?
A: Yes. As a certified manufacturer, we supply Mill Test Certificates (MTCs) or Material Test Reports (MTRs) with each shipment, detailing chemical composition and mechanical properties, ensuring full traceability. -
Q: What are the available packaging options to prevent damage during transit?
A: We offer multiple packaging solutions: standard wooden crates, plywood cases, or steel strapping with end protectors. For high-precision surfaces or long lengths, customized packaging is available to ensure the tubes arrive in perfect condition. -
Q: Can you produce tubes to dimensions not listed in your standard range?
A: Absolutely. As a manufacturer, we specialize in customization. We can produce tubes with non-standard outer diameters, wall thicknesses, and lengths to meet your unique project specifications. Please provide your detailed requirements for a quotation. -
Q: What is the typical lead time for an order?
A: Lead time varies based on order quantity, size, and customization level. For standard sizes in stock, shipment can be arranged quickly. For large or custom orders, we will provide a clear production schedule upon order confirmation.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2017
Factory Size
1,000-3,000 square meters
Annual Export Value
US$50 Million - US$100 Million
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