Stainless Steel Seamless Pipe 316L/321/2205
1. Grade - by - Grade Breakdown
1.1 316L Stainless Steel Seamless Pipe
316L is an austenitic stainless steel renowned for its exceptional corrosion resistance. The addition of molybdenum, typically around 2 - 3%, gives it enhanced protection against pitting and crevice corrosion, especially in chloride - rich environments. This makes it a top choice for applications in the marine industry, where seawater exposure is common, and in the food and beverage sector, where hygiene and resistance to corrosive substances are crucial.
With a low carbon content (max 0.03%), 316L minimizes the risk of carbide precipitation during welding, ensuring the pipe's integrity even after fabrication. It also exhibits excellent formability and weldability, allowing for easy customization to fit specific project requirements. In terms of mechanical properties, it offers good toughness and strength, making it suitable for a wide range of applications, from chemical processing to architectural structures.
1.2 321 Stainless Steel Seamless Pipe
321 is another austenitic stainless steel, but with a key difference - the addition of titanium. This titanium addition serves as a stabilizing element, preventing the formation of chromium carbide during high - temperature exposure. As a result, 321 is highly resistant to intergranular corrosion, making it ideal for applications involving elevated temperatures, such as in the aerospace and petrochemical industries.
In the aerospace sector, 321 seamless pipes are used in engine components and exhaust systems, where they must withstand extreme heat and mechanical stress. In petrochemical plants, they are employed in processes that involve high - temperature reactions and the transportation of corrosive fluids. The pipe's good low - temperature toughness also makes it suitable for applications in cold environments, ensuring reliable performance even in harsh conditions.
CHINA CQ ACESTRON Iron&Steel Group CO., Ltd
| Manufacturer Directly supplied | Complete Specifications | Sufficient Inventory |
| Preferred Raw Materials | Rigorous Craftsmanship | Customized Design |
| Efficient Production | Quick Delivery | Thoughtful After-sales Service |
Products Description
| Product Type | Stainless steel sheet |
| Thickness | 0.2~200mm |
| Standard | ASTM A240,GB/T3280-2007,JIS4304-2005,ASTM A167,EN10088-2-2005,etc |
| Material | 310S,310,309,309S,316,316L,316Ti,317,317L,321,321H,347,347H,304,304L, 302,301,201,202,403,405,409,409L,410,410S,420,430,631,904L,Duplex,etc |
| Surface | 2B,2D,BA,NO.1,NO.4,NO.8,8K,mirror,checkered,embossed,hair line,sand blast,Brush,etching,etc |
| Width | 1000mm,1219mm,1500mm,1800mm,2000mm,2500mm,3000mm,3500mm,etc |
| Length | 2000mm,2440mm,3000mm,5800mm,6000mm,etc |
| Package | Standard export package,suit for all kinds of transport,or as required. |
| Payment term | TT,L/C,western Union,D/P |
| Main Features | 1.Environmental protection: can effectively reduce environmental pollution. 2.Corrosion resistance: Strong anti-fouling, acid, corrosion, wear resistance, non-radioactive. 3.Surface cleanliness: The product surface is smooth and compact, not easy to be polluted by dust, and has good self-cleanliness. |
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