ISO and PED certified Stainless Steel 316 Coiled Tubing Manufacturer and Exporter, offering NACE MR0175 compliant SS 316 Coiled Tubes, TP316 Stainless Steel Coiled Tubes, 316 SS Coil Tubing, Seamless & Welded 316 SS Coiled Tubes, high-pressure SS 316 coiled tubing, and instrumentation-grade 316 coiled tubes including ASTM A269 TP316 1/4 inch coils. Reach us for bulk supply pricing.
New Eagle Industrial Corporation supplies high-quality ASTM A269 TP316 Coiled Tubes designed for demanding fluid and gas transfer systems across chemical, petrochemical, and marine industries. Manufactured from molybdenum-bearing austenitic stainless steel, TP316 coiled tubes deliver superior resistance to pitting, crevice corrosion, and chloride-rich environments. Their smooth internal surface finish, precise dimensional tolerances, and exceptional mechanical strength make them ideal for high-pressure and high-temperature process lines.
Our TP316 coiled tubing is available in seamless and welded constructions, ensuring reliability in instrumentation, heat exchanger coils, hydraulic control lines, and offshore tubing bundles. Each coil undergoes rigorous eddy current, hydrostatic, and ultrasonic testing to ensure full compliance with ASTM A269, ISO, PED, and NACE MR0175 requirements. We maintains consistent coil integrity with tight ovality control and uniform wall thickness, ensuring stable flow rates and long-term performance in corrosive and critical service applications.
As a trusted manufacturer and exporter, We offer SS 316 coiled tubes in a wide range of sizes, including popular diameters such as 1/4″, 3/8″, 1/2″, and metric sizes 6mm to 12mm. Our production capabilities allow us to deliver custom coil lengths, specialized annealing, and surface finishing based on project specifications. With a strong focus on technical accuracy, global standards, and timely delivery, we support EPC contractors, OEMs, and industrial users with dependable bulk supply solutions for ASTM A269 TP316 Stainless Steel Coiled Tubes.
SS 316 coiled tubing – Technical Specifications
TP316 stainless steel coiled tubes – Chemical Composition
Stainless Steel 316 is an austenitic alloy containing chromium, nickel, and molybdenum, which together improve its corrosion resistance and strength in chloride-rich and high-temperature environments. The addition of 2–3% molybdenum enhances resistance to pitting and crevice attack, making SS 316 coiled tubes suitable for chemical processing, marine systems, heat exchangers, and instrumentation lines. Its balanced composition ensures stability during forming, welding, and long-term service in demanding industrial applications.
| Element | Percentage (%) |
|---|---|
| Carbon (C) | ≤ 0.08 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Silicon (Si) | ≤ 1.00 |
| Chromium (Cr) | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 |
| Molybdenum (Mo) | 2.00 – 3.00 |
| Nitrogen (N) | ≤ 0.10 |
| Iron (Fe) | Balance |
3/8″, 1/2″, 3/4″ SS 316 coiled tubing – Mechanical Properties
Stainless Steel 316 coiled tubes offer high tensile strength, excellent ductility, and reliable performance under high pressure and elevated temperatures. Their mechanical stability makes them suitable for chemical processing, marine service, and precision instrumentation applications.| Property | Value |
|---|---|
| Tensile Strength (min.) | 515 MPa (75 ksi) |
| Yield Strength, 0.2% Proof (min.) | 205 MPa (30 ksi) |
| Elongation (min.) | 35% |
| Hardness (max.) | 95 HRB |
| Modulus of Elasticity | 193 GPa |
| Density | 8.0 g/cm³ |
| Melting Range | 1370–1400°C |
| Impact Strength | Good (retains toughness at low temperatures) |
stainless steel 316 coiled tubing – Equivalent Grades
These equivalent grades represent the global designations used for Stainless Steel 316, ensuring compatibility with international standards for material selection and procurement.
| Standard | Grade |
|---|---|
| UNS | S31600 |
| EN / DIN | 1.4401 |
| WNR | 1.4401 |
| JIS | SUS316 |
| BS | 316S31 |
| AFNOR | Z6CND17-11 |
| GOST | 08Х17Н13М2 |
What is the difference between bright annealed and solution-annealed 316 coiled tubes?
- Bright Annealed (BA):
- Heat treated in a controlled atmosphere.
- Delivers a smooth, clean, and reflective surface finish.
- Ideal for instrumentation, clean gas service, and precision flow applications.
- Solution Annealed:
- Heat treated at high temperature followed by rapid quenching.
- Restores full corrosion resistance and microstructural stability.
- Preferred for chemical processing, offshore systems, and chloride-rich environments.
What specific testing is required for ASTM A269 TP316 coiled tubes?
- Eddy current testing: Detects surface flaws and imperfections.
- Hydrostatic testing: Verifies pressure-holding capability.
- Flattening and flaring tests: Evaluates ductility, weld integrity, and deformation behavior.
- Intergranular corrosion testing: Confirms resistance to sensitization, ensuring tube reliability in corrosive and high-temperature environments.
How does cold working affect the mechanical properties of TP316 coiled tubes?
- Cold working increases tensile strength, yield strength, and hardness, improving pressure performance.
- It reduces ductility, so excessive cold work can limit bendability.
- Coiled tubes are processed with controlled cold work to balance strength and flexibility.
- This ensures proper coiling performance, longer fatigue life, and stable operation in high-pressure instrumentation lines.
Global Export Network for Stainless Steel 316 Coil Tubing
As a trusted manufacturer and exporter, New Eagle Steel supplies Stainless Steel 316 coiled Tubes globally. Our high-performance products are widely used in chemical processing, pollution control, marine, and pharmaceutical industries across Europe, the Middle East, Asia, and the Americas, ensuring exceptional corrosion resistance, reliability, and precision engineering.
- Middle East: United Arab Emirates (UAE), Saudi Arabia, Qatar, Kuwait, Oman, Bahrain, Yemen, Iran, Iraq, Israel, Jordan, Lebanon, Syria, Turkey
- North Africa: Egypt, Algeria, Morocco, Tunisia, Libya
- Asia Pacific: Singapore, Malaysia, Vietnam, Indonesia, Thailand, Philippines, Cambodia, Laos, Myanmar, Brunei, Timor-Leste, Taiwan, Japan, South Korea
- Europe: Spain, Belgium, Netherlands, France, Germany, Italy, United Kingdom (England), Poland, Cyprus, Malta, Russia
- Americas: Brazil, Mexico, Chile, Peru, Colombia, Argentina, United States (USA), Canada
- India: Chennai, Coimbatore, Bangalore, Thiruvananthapuram, Pune, Kolkata, Kerala, Karnataka, Gujarat, Mumbai, Delhi
Top Industries Using ASTM A269 TP316 Stainless Steel coiled tubes
Oil & Gas Industry
Petrochemical & Chemical Processing
Power Generation (Thermal, Nuclear & Renewable)
Marine & Offshore Engineering
Pharmaceuticals & Biotechnology
Food, Beverage & Dairy Processing
Pulp & Paper Industry
Aerospace & Defense
Automotive & Transportation
Instrumentation & Control Systems
Water Treatment & Desalination
HVAC & Heat Exchanger Systems
Construction & Infrastructure Projects
Mining & Metallurgy
