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As a specialized manufacturer of high-performance stainless steel products, Wuxi Yansheng Technology Co., Ltd. proudly presents our ASTM A240 compliant 316L cold rolled stainless steel sheet. Engineered specifically for the demanding environment of food processing, our sheets combine superior corrosion resistance with the hygienic surface quality essential for equipment that handles consumable products. Located in the industrial hub of Wuxi, Jiangsu, we leverage advanced rolling technology and stringent quality control to deliver materials that meet the exacting standards of global food safety and equipment manufacturing.
Our 316L stainless steel sheets are more than just raw materials; they are a critical component in building durable, safe, and efficient food processing systems. The cold rolling process ensures a smooth, uniform surface that minimizes bacterial adhesion and facilitates easy cleaning, directly contributing to operational hygiene and reducing maintenance downtime.
Key Features & Technical Advantages:
Enhanced Corrosion Resistance: The low carbon content (0.03% max) in 316L minimizes carbide precipitation during welding, providing superior resistance to intergranular corrosion. The addition of Molybdenum (2-3%) significantly improves resistance to pitting and crevice corrosion caused by chlorides and organic acids commonly found in food processing.
Food-Grade Surface Integrity: The standard 2B cold-rolled finish offers a smooth, semi-reflective surface that is ideal for food contact. This finish is achieved through precise cold reduction and annealing, resulting in a surface that is easy to sanitize and inspect.
Excellent Mechanical Properties: Cold rolling enhances the strength and hardness of the steel compared to hot-rolled products, providing better structural integrity for equipment parts subject to stress, vibration, or impact.
Superior Formability and Weldability: Despite its increased strength, 316L retains excellent ductility, allowing for complex forming operations such as deep drawing, bending, and stamping. Its weldability is outstanding, with a low carbon content reducing the risk of weld decay, ensuring strong, corrosion-resistant joints.
Consistent Quality & Dimensional Accuracy: Our production process guarantees tight tolerances on thickness, width, and flatness. This consistency is crucial for precision fabrication, reducing material waste and ensuring parts fit together perfectly.
Detailed Specifications:
| Parameter | Specification / Typical Value |
|---|---|
| Standard | ASTM A240 / ASME SA-240 |
| Grade | 316L (UNS S31603) |
| Thickness Tolerance | ±5% or as per ASTM A480 |
| Width Tolerance | +5mm / -0mm (for sheets >1000mm wide) |
| Length Tolerance | +10mm / -0mm |
| Surface Finish | 2B (Cold Rolled, Annealed & Pickled) |
| Yield Strength (min) | 170 MPa |
| Tensile Strength (min) | 485 MPa |
| Elongation (min) | 40% |
| Hardness (max, Brinell) | 217 HB |
Benefits for Your Food Processing Equipment:
Extended Equipment Lifespan: Resistance to corrosive food products, cleaning agents, and steam significantly reduces wear and tear, lowering long-term replacement costs.
Ensured Product Purity: The non-reactive, non-porous surface prevents metal ion contamination and flavor transfer, safeguarding food quality and taste.
Reduced Operational Costs: Easy-to-clean surfaces lower water, chemical, and labor costs for sanitation. High durability reduces frequency of repairs and part replacements.
Regulatory Compliance: Conformance to ASTM A240 standards provides a solid foundation for meeting global food safety regulations (e.g., FDA, EHEDG guidelines for materials in contact with food).
Design Flexibility: Available in a wide range of customizable sizes and thicknesses, our sheets can be tailored to fit specific equipment designs, from large fermentation tanks to intricate conveyor components.
Wuxi Yansheng Technology serves a truly global clientele, with our products shipped from major ports like Tianjin, Shanghai, Qingdao, and Ningbo to key markets across North America, South America, Europe, Southeast Asia, Africa, and Oceania. This extensive logistical experience ensures reliable and timely delivery to your fabrication facility. Our commitment to quality is reflected in the consistent performance of our 316L sheets in demanding applications worldwide. We understand that the reliability of your equipment starts with the quality of its core materials. By choosing our ASTM A240 compliant 316L sheets, you are investing in a foundation of durability, safety, and efficiency for your food processing operations. For detailed quotations, custom size requests, or technical consultation, please contact our sales team to discuss how our stainless steel solutions can meet your specific project requirements.
Frequently Asked Questions (FAQ)
Q: What is the main difference between 316 and 316L stainless steel for food processing?
A: The key difference is the carbon content. 316L has a maximum carbon content of 0.03%, compared to 0.08% max in standard 316. This lower carbon content in 316L provides superior resistance to sensitization (carbide precipitation) during welding, making it the preferred choice for welded food processing equipment where corrosion resistance in the heat-affected zone is critical.Q: Can your sheets be polished to a mirror (BA or No. 8) finish?
A: Yes, we offer various surface finish options. While the standard supply is 2B finish, a brighter annealed (BA) or mirror polish finish can be arranged as a custom order. These finishes offer even smoother surfaces for applications requiring exceptional cleanability or aesthetic appeal.Q: Are your 316L sheets suitable for contact with acidic foods like citrus or vinegar?
A: Absolutely. The molybdenum content in 316L provides enhanced resistance to a wide range of organic acids, including citric acid and acetic acid, making it an excellent choice for equipment processing juices, pickles, sauces, and dressings.Q: Do you provide material test certificates (MTC) with your shipments?
A: Yes, we provide full traceability. A Mill Test Certificate (MTC) conforming to EN 10204 3.1 or equivalent, detailing the chemical composition and mechanical properties of the batch, is supplied with every order to ensure quality verification.Q: What are the available packaging options to prevent surface damage during transit?
A: We use protective packaging tailored to the product. Standard packaging includes plastic film wrapping, protective edge guards, and wooden crates or pallets for larger orders. For highly polished finishes, additional protective layers like paper interleaving are used.Q: Is this material approved for use in pharmaceutical or dairy processing equipment?
A: Yes, ASTM A240 316L is widely accepted and commonly specified in the pharmaceutical, biotechnology, and dairy industries due to its high corrosion resistance and cleanability. It meets the material requirements of many industry-specific standards and validation protocols.Q: What is your typical lead time for standard sizes?
A: For standard thicknesses and sizes from our stock, lead time is generally short, often within 7-14 days. For large custom-cut orders or non-standard specifications, lead times will be confirmed upon order placement based on the production schedule.Q: Can you supply sheets cut to specific shapes or with pre-fabricated features?
A> Our core offering is the supply of sheets/plates. However, we can collaborate with trusted partners for value-added services like precision cutting, laser cutting, or waterjet cutting based on your provided drawings. Please inquire for such integrated solutions.
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