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Home > Stainless Steel > Stainless Steel 317 and 317L Instrumentation Tubing
Iris Pipes and Tubes, located in Cairo, Egypt, has built a solid reputation as a reliable manufacturer and supplier of **Stainless Steel 317 and 317L Instrumentation Tubing**. They specialize in crafting precision-engineered tubing solutions that can withstand the toughest industrial environments, especially those that are highly corrosive. The company is well-known for its cutting-edge manufacturing processes, rigorous quality control, and commitment to international standards. Their **Stainless Steel 317 and 317L Instrumentation Tubing** is specifically designed for applications that demand exceptional corrosion resistance, mechanical strength, and long-lasting durability. Iris Pipes and Tubes caters to a variety of industries, including chemical processing, petrochemical, oil and gas, marine, pharmaceutical, and instrumentation systems, consistently delivering dependable solutions that meet strict performance criteria.
Stainless Steel 317 and 317L Instrumentation Tubing, known for their excellent corrosion resistance, especially against chloride. Typical elements include chromium (18-20%), nickel (11-15%), molybdenum (3-4%), and low carbon for 317L. Mechanical properties include high tensile strength (up to 85 ksi), good ductility and good weldability. The advantages of using 317 and 317L instrumentation tubing include excellent resistance to pitting and crevice corrosion, ideal for harsh environments, and the ability to maintain accuracy at high temperatures and pressures.
| Grade | Range | Ni | Cr | Mo | C | Mn | Si | S | P |
|---|---|---|---|---|---|---|---|---|---|
| 317 | Min. | 11.0 | 18.0 | 3.00 | – | – | – | – | 0 |
| Max. | 14.0 | 20.0 | 4.00 | 0.08 | 2.00 | 1.00 | 0.030 | 0.040 | |
| 317L | Min. | 11.0 | 18.0 | 3.00 | – | – | – | – | – |
| Max. | 15.0 | 20.0 | 4.00 | 0.08 | 2.00 | 1.00 | 0.030 | 0.040 |
| Grade | Tensile Strength min (MPa) | Yield Strength 0.2% Proof min (MPa) | Hardness | Elongation (% in 50mm) min | |
|---|---|---|---|---|---|
| Brinell max (HB) | Rockwell B max (HR B) | ||||
| 317/317L | 515 | 205 | 205 | 75 | 35% |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
The **Stainless Steel 317 and 317L Instrumentation Tubing** is a type of austenitic stainless steel enriched with molybdenum, featuring around 18–20% chromium, 11–15% nickel, and 3–4% molybdenum. This unique composition enhances its resistance to pitting, crevice corrosion, and harsh acidic environments. The 317L variant, with its lower carbon content, offers improved weldability and reduces the risk of carbide precipitation during fabrication. Both grades are known for their high tensile and yield strength, excellent ductility, and remarkable performance in challenging chemical and chloride-rich settings. Their composition guarantees structural integrity, outstanding corrosion resistance, and a reliable service life.
Iris Pipes and Tubes, one of the largest suppliers of Stainless Steel 317 and 317L Instrumentation Tubing in Alexandria, Egypt, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
| Grade | UNS No | Old British | Euronorm | Japanese JIS | Swedish SS | GOST | ||
|---|---|---|---|---|---|---|---|---|
| BS | En | No | Name | |||||
| 317 | S31700 | – | – | 1.4449 | – | SUS 317 | – | – |
| 317L | S31703 | – | X2CrNiMo18-15-4 | 1.4438 | – | SUS 317L | – | – |
You’ll find **Stainless Steel 317 and 317L Instrumentation Tubing** commonly used in precision control and measurement systems that face aggressive chemical and thermal conditions. Typical applications include instrumentation lines, chemical process piping, heat exchangers, evaporators, and condensers. These tubes are particularly suited for industries like pharmaceuticals, petrochemicals, oil and gas, and marine engineering, where resistance to acidic or saline environments is crucial. Their durability, corrosion resistance, and precise dimensions make them the go-to choice for high-performance instrumentation systems.
Stainless Steel 317 and 317L Instrumentation Tubing is widely used in various industries due to its corrosion resistance and excellent strength. Typical applications are in the chemical industry, oil and gas, chemical manufacturing, and the food and beverage industry, where hygiene and safety are paramount. These containers are used in power generation, the marine environment, and pollution control devices, making them ideal for handling hazardous media. Their high thermal performance and ability to withstand extreme conditions make them a favorite for mechanical systems, pressure hoses and heat exchangers.
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