316 SS Seamless Pipes Manufacturer and Supplier in Thailand
Stainless steel 316 seamless pipes are austenitic stainless steel which has a high percentage of nickel and chromium with a small amount of molybdenum. The composition strengthens the microstructure and improves the resistance to chloride induced corrosion. Thaida, a trusted manufacturer and supplier based in Thailand offers high quality stainless steel 316 seamless pipes. Each of our products is made in compliance with international standards such as ASTM A312 and ASME SA312. Our pipes also undergo strict quality tests. Because of their strength and longevity UNS S31600 pipes are extensively used in many different industries. These pipes are trusted by consumers around the world and come in a variety of sizes and thicknesses that can be customized to match specific customer needs.
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Product Overview: Stainless Steel 316 Seamless Pipes
Stainless steel 316 seamless pipes are made without any welds or joints. It offers a smooth surface finish and uniform structure. The chemical composition increases the integrity and ensures its consistent quality throughout the pipe length. The seamless process decreases the risk of leakage or failure under pressure which makes the pipe suitable for various environments. The manufacturing process of seamless pipes consists of extrusion or rotary piercing, omission of welding or joints that lead to a pipe with strength and higher dimensional accuracy.
Key Benefits of Stainless Steel 316 Seamless Pipes
Stainless steel 316 seamless pipes offer various key benefits like corrosion resistance, durability, and a leak-proof design.
Corrosion Resistance
Stainless steel 316 seamless pipes have excellent composition like molybdenum which increases its performance against pitting and crevice corrosion.
Durability
Our pipes are manufactured for long time use that withstands harsh environments and mechanical conditions. It resists wear in extreme temperature and makes sure proper performance over time.
Strength
Stainless Steel 316 seamless pipes have high tensile and yield strength, withstanding heavy loading and pressure without losing structural integrity.
Flexibility
The pipes have great flexibility to form and fabricate. They can be bent, shaped or welded without difficulty.
Leak-proof
The joined construction of the pipes removes the welding joints, minimizing leakage possibility. It provides a safer and more dependable piping system in pressure or high-flow applications.
Chemical Resistance
The pipes show excellent resistance to various chemicals, such as acids, alkalis, and chlorides. Making it fit to use in areas where chemical exposure is intense and frequent.
Why Choose Thaida for Your SS 316 Seamless Pipes Needs?
Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. produces Stainless Steel 316 seamless pipes with modern processes and strict quality control for consistent performance. Our pipes are known for precision, durability and extended lifespan. Supported by several globally recognized certifications for quality we assure products that conform to international standards. Our technical staff assists customers closely with their specific needs and provides customized solutions. With a high emphasis on innovation, product reliability, and supportive customer service, we have achieved a reputation as a reliable supplier of Stainless Steel 316 seamless pipes in multiple industries.
Competitive Pricing
Global Exports Expertise
Large Inventory & Fast Dispatch
Custom Sizes & Finishes
Industry Certifications & Compliance
Advanced Production Technology
After-Sales Support, Service- Technical Support
In-House Testing & Full Traceability
Specification of 316 Stainless Steel Seamless Pipes
The stainless steel 316 seamless pipe specification table outlines the technical details helping to select the right pipe based on size, thickness and outer diameter.
| Specifications | ASTM A312 / ASTM SA312 |
|---|---|
| Range | 6NB to 1200NB |
| Outer Diameter | 1/8" NPS to 12" NPS |
| Thickness | 0.6 mm to 12.7 mm |
| Schedules | SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS |
| Length | Single Random, Double Random & Cut Length |
| Types | Round, Square, Rectangle, Hydraulic, Honed Tubes |
| End | Plain End, Beveled End |
Chemical Composition Of ASTM A213 TP316 Seamless Pipes
The chemical composition of ASTM A213 TP316 seamless pipes table consists of chromium, nickel, and molybdenum that provide the pipe with durability and corrosion resistance.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Other |
|---|---|---|---|---|---|---|---|---|---|
| 316 | ≤0.08 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.03 | 16.00–18.00 | 2.00–3.00 | 11.00–14.00 | – |
Mechanical Strength & Properties of Stainless Steel 316 Seamless Pipes
Stainless steel 316 seamless pipes mechanical properties table consisting of tensile strength, yield strength and elongation, providing durability and high performance under most conditions.
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | Rockwell B (HR B) max | Brinell (HB) max |
|---|---|---|---|---|---|---|
| 316 | 515 | 205 | 40 | — | 95 | 217 |
Physical Properties of Stainless Steel 316 Seamless Pipes
| Grade | Density (kg/m³) | Elastic Modulus (GPa) | Thermal Expansion (0–100°C) | Thermal Expansion (0–315°C) | Thermal Expansion (0–538°C) | Thermal Conductivity at 100°C | Thermal Conductivity at 500°C | Specific Heat (0–100°C) (J/kg·K) | Electrical Resistivity (n·m) |
|---|---|---|---|---|---|---|---|---|---|
| 316 | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
Schedules of 316 Stainless Steel Seamless Pipes
| 1/8" IPS(.405"O. D.) | 3 1/2" IPS( 4.000"O. D.) |
| SCH 40, 80 | SCH 10, 40, 80, 160, XXH |
| 1/4" IPS(.540"O. D.) | 4" IPS(4.500"O. D.) |
| SCH 10, 40, 80 | SCH 10, 40, 80, 160, XXH |
| 3/8" IPS(.675"O. D.) | 5" IPS( 5.563"O. D.) |
| SCH 10, 40, 80 | SCH 10, 40, 80, 160, XXH |
| 1/2" IPS(.840"O. D.) | 6" IPS(6.625"O. D.) |
| SCH 5, 10, 40, 80, 160, XXH | SCH 5, 10, 40, 80, 120, 160, XXH |
| 3/4" IPS(1.050"O. D.) | 8 ” IPS(8.625"O. D.) |
| SCH 10, 40, 80, 160, XXH | SCH 5, 10, 40, 80, 120, 160, XXH |
| 1" IPS:(1.315′O. D.) | 10" IPS(10.750"O. D.) |
| SCH 5, 10, 40, 80, 160, XXH | SCH 10, 20, 40, 80 (.500), TRUE 80(.500) |
| 1-1/4" IPS(1.660"O. D.) | 12" IPS(12.750"O. D.) |
| SCH 10, 40, 80, 160, XXH | SCH 10, 20, 40(.375), TRUE40(.406), SCH80(.500) |
| 1-1/2" IPS(1.900"O. D.) | 14" IPS(14.000"O. D.) |
| SCH 10, 40, 80, 160, XXH | SCH10 (.188), SCH40 (.375) |
| 2" IPS(2.375"O. D.) | 16" IPS(16.000"O. D.) |
| SCH 10, 40, 80, 160, XXH | SCH10(.188), SCH40(.375) |
| 2 1/2" IPS(2.875"O. D.) | 18" IPS (18.000"O. D.) |
| SCH 10, 40, 80, 160, XXH | SCH-40 (.375) |
| 3" IPS( 3.500"O. D.) | |
| SCH 5, 10, 40, 80, 160, XXH |
Manufacturing Process of Stainless Steel 316 Seamless Pipes
1. Raw Material SELECTION
High-quality stainless steel billets and strips are carefully selected for superior strength and corrosion resistance.
2. Pipes Formation
The selected raw material is formed into pipes using seamless extrusion methods, depending on the application.
3. Heat Treatment
Pipes undergo required controlled heat treatment to enhance mechanical properties and relieve internal stresses.
4. Cold Working and Finishing
After heat treatment, pipes are cold-worked for better surface finish, dimensional accuracy and improved strength.
5. Quality Control and Testing
Every pipe is thoroughly inspected and tested to ensure it meets international quality standards for performance and reliability.
Applications of Stainless Steel 316 Seamless Pipes
The majority of applications for stainless steel 316 seamless pipes are in petrochemical and chemical facilities, where they transport hot liquids and gases, particularly in process lines and heat exchangers. Because they don’t rust easily, they are also used in maritime applications, such as cooling systems and seawater pipes. Our pipes ensure the safety of clean fluids in factories that produce food and medications. They are also used in power plants, high-pressure steam systems and oil and gas pipelines.
Oil and Gas Industry
Marine & Shipbuilding
Chemical and Petrochemical Industry
Power Generation & Heat Exchange
Aerospace & Defense
Automotive and Transportation
Construction and Architecture
Food and Beverage Industry
Pharmaceutical & Biotechnology
FAQ's
What are Stainless Steel 316 Seamless Pipes used for?
Stainless Steel 316 Seamless Pipes are widely used in applications that need superior corrosion resistance, especially against chlorides and non-oxidizing acids. Common uses include Chemical and Petrochemical Processing, Marine and Shipbuilding, Pharmaceutical and Food Processing and Heat Exchangers and Condensers.
Are Stainless Steel 316 Seamless Pipes suitable for high-pressure applications?
Yes, Stainless Steel 316 Seamless Pipes are highly suitable for high-pressure applications. The seamless construction eliminates the welded seam, which can be a point of weakness. This creates pipes with uniform strength and superior pressure containment capabilities. Their high tensile strength also contributes to their reliability in significant internal and external pressure.
Are Stainless Steel 316 Seamless Pipes resistant to corrosion?
Yes, Stainless Steel 316 Seamless Pipes are highly resistant to corrosion. SS 316 is an austenitic stainless steel that contains molybdenum (typically 2-3%), which significantly enhances its resistance to pitting and crevice corrosion, particularly in chloride-rich environments like seawater or chemical processing. It also offers excellent resistance to general corrosion.
Can Stainless Steel 316 Seamless Pipes be supplied in custom diameters and wall thicknesses?
Yes, Stainless Steel 316 Seamless Pipes can be supplied in custom diameters and wall thicknesses (schedules). While standard dimensions are readily available, reputable manufacturers and suppliers often offer customization to meet specific project requirements, ensuring optimal performance for pressure ratings, flow rates, and structural integrity.
What is the difference between 309 and 316 stainless steel?
The main difference between 309 and 316 stainless steel lies in their composition and primary application focus. SS 309 is designed for high-temperature service due to its higher chromium and nickel content. This offers better oxidation resistance at elevated temperatures. SS 316 with its molybdenum content, is primarily used for its superior corrosion resistance, particularly in acidic and chloride environments.
Which is better, 304 or 316 stainless steel?
Neither is universally better, as suitability depends on the application. SS 316 is better when superior corrosion resistance is needed, especially against chlorides (marine or coastal environments). While SS 304 is preferred when good corrosion resistance and better formability/weldability are sufficient. This makes it more cost-effective for general-purpose applications like kitchen sinks or general architectural trim.
Is 316 stainless steel of good quality?
Yes, 316 stainless steel is considered a high-quality, premium grade of stainless steel. It is one of the most widely specified grades due to its excellent corrosion resistance, high strength, and durability. It’s often referred to as “marine-grade” steel, due to its reliability in harsh conditions.
How long will 316 stainless steel last?
With proper installation and maintenance, 316 stainless steel can last for decades, often exceeding 50 to 100 years in many applications. Its longevity is due to its inherent resistance to corrosion and rust. In extremely aggressive chemical or high-stress environments, its lifespan might be shorter, but it consistently outperforms lower-grade stainless steels.