Standards Approved Inconel 600 seamless U Tubes

Inconel 600 seamless U-tubes comply with major industry standards such as ASTM B163, ASTM B167, and ASME SB167, covering specifications for heat exchanger tubes and general piping. The material grades are UNS N06600 and Werkstoff Nr. 2.4816, ensuring excellent performance in high-temperature and corrosive environments, making them suitable for applications in chemical processing and power generation. Furthermore, the product also conforms to standards such as DIN 17751 and NACE MR0175, making it suitable for acidic media environments and demonstrating its broad applicability under demanding conditions.

What are the differences between Inconel 600 and 718?

Inconel 600 has excellent corrosion resistance and formability, making it suitable for chemical processing and marine applications. Inconel 718, on the other hand, possesses superior high-temperature strength and creep resistance, making it the preferred material for aerospace and oil and gas applications.

Inconel 600 Seamless U-Tube Technical Specifications
Material: Inconel 600/UNS NO6600/EN 2.4816
Outer Diameter: 6 mm - 38.1 mm
Wall Thickness: 0.5 mm - 4 mm
Bending Radius: 1.5D to 3D or customized according to customer specifications
Length: Up to 20 meters or customized according to customer requirements
Surface Treatment: Bright annealing/Pickling/Polishing
Certifications: EN 10204 3.1/PED/ISO/IBR/TPI/NACE (if applicable)
Marking: Heat number, specifications, batch number and grade

Inconel 600 Tubing Mechanical Properties

Alloy	Density	Melting Range	Tensile Stress	Yield Stress (0.2%Offset)	Elongation
Inconel 600	8.47 g/cm3	1413 °C (2580 °F)	Psi - 95,000 , MPa - 655	Psi - 45,000 , MPa - 310	40 %

Inconel UNS N06600 Tube Chemical Composition

Alloy	C	Mn	Si	S	Cu	Fe	Ni	Cr
Inconel 600	0.15 max	1.00 max	0.50 max	0.015max	0.50 max	6.00 - 10.00	72.00 min	14.00 - 17.00

Standard-Compliant Inconel 600 Seamless U-Tubes
Gnee Steel is a trusted global manufacturer and exporter specializing in Inconel 600 seamless U-tubes for high-temperature, corrosive chemicals, and aggressive environments. Manufactured to ASTM, DIN, NF, and JIS standards, these U-bent tubes are ideal for heat exchangers, reactors, nuclear steam generators, and heat treatment systems where performance stability is critical.

Inconel 600 (UNS NO6600 / EN 2.4816) is a nickel-chromium-iron alloy with excellent resistance to corrosion, carburization, and chloride stress corrosion cracking. It performs exceptionally well at temperatures up to 1100°C and is widely used in the chemical, aerospace, and power generation industries.

The Inconel 600 seamless U-tube standards we follow: ASTM Standards (USA)
ASTM B163 UNS N06600 - Seamless tubes for heat exchangers and condensers. Main specification for Inconel 600 U-tube manufacturing.
ASTM B167 UNS N06600 - Seamless and welded tubes. Used for high-temperature and corrosive piping.
ASTM B516 / B517 - Welded tubes for high-temperature applications. U-bends are often used in conjunction with these welded systems.
ASTM B168 - Plate and sheet reference standard. Ensures material compatibility during manufacturing.
ASTM B751/B775 - Tube finishing and dimensional control standards.

DIN Standards (Germany)
DIN 17751 (Inconel 600) - Nickel alloy tubes for heat exchangers. Covers mechanical properties and corrosion resistance requirements according to German standards.
DIN 17458 / 17456 - High-temperature nickel alloy seamless tubes. Complies with European PED and pressure equipment specifications.

NF Standards (France)
NF A 49-117 / A 49-217 - Tubes for mechanical and pressure applications. Inconel 600 meets the stringent standards for French nuclear power plants and power stations.

JIS Standards (Japan)
JIS H 4551 / H 4553 - Nickel alloy seamless and welded tubes. Approved for high-temperature applications in Japanese industry.

Inconel 600 Seamless U-shaped Tubes
Seeking Inconel 600 U-shaped tubes that meet the following standards:
ASTM B163/B167/B516/B751/B775
DIN17751/17456/17458/10216-5
NF A 49-117/217
JIS H 4551 / H 4553

Why Choose Gnee as Your Nickel-Based Alloy Supplier

✅ Over 18 years of export experience, products sold to more than 80 countries

✅ Certified by ISO, SGS, and BV

✅ Global inventory of Inconel, Hastelloy, Incoloy, and Monel alloy tubing, plates, and bars

✅ Custom processing services available – including cutting, polishing, CNC machining, and packaging

✅ Fast delivery within 7-15 days, supported by global logistics partners

📦 Packaging and Shipping

All stainless steel products are packaged using the following methods:

Wooden pallets or crates

Moisture-proof packaging

Labels with furnace number, standard, and size labels

Shipped worldwide by sea, air, or express

About Gnee Steel

Gnee Steel is a supplier of inconel 600 alloy, offering a wide range of products including: seamless pipe (sizes: 4-219 mm; thickness: 0.5-20 mm); welded pipe (sizes: 5.0-1219.2 mm; thickness: 0.5-20 mm); plates (thickness: 0.1 to 100 mm; width: 10-2500 mm); strips; alloy round bars (diameter: 3-800 mm); flat bars (thickness: 2-100 mm; width: 10-500 mm); hexagonal bars (size: 2-100 mm); wire rods; and extruded profiles. We collaborate with steel mills to provide our customers with inconel 600 alloy products that meet or exceed numerous leading industry standards, including ASTM, ASME, SAE, AMS, ISO, DIN, EN, and BS standards.

Gnee Steel stocks and sells inconel 600, pipes, plates, strips, round bars, flat bars, forged billets, hexagonal steel, wire rods, and extruded profiles. Please feel free to contact us at ss@gneesteel.com for a quote.