Nov 14, 2025 Leave a message

Differences between Inconel 600 and Inconel 625 alloy round bars

 
Differences between Inconel 600 and Inconel 625 alloy round bars
 

Gnee Steel

 

Differences between Inconel 600 and Inconel 625 alloy round bars

Due to its higher molybdenum and chromium content, Inconel 625 round bars offer superior corrosion resistance, higher strength, and better weldability compared to Inconel 600 round bars. In contrast, Inconel 600 round bars are more economical and perform well at high temperatures without requiring special welding processes.

Differences between Inconel 600 and Inconel 625 alloy round bars

Gnee Steel

 

What temperature can Inconel 600 withstand?

Inconel 600 alloy has a wide range of applications and can be used in various temperature environments from low temperatures to above 2000°F (1095°C). Due to its high strength and corrosion resistance, this alloy is widely used in the chemical industry.

Inconel 600

Inconel 600 / 625 Round Bars Specifications :

Dimensions : ASTM, ASME and API
Specifications : ASTM / ASME SB 166, ASTM / ASME B 446 , ASTM / ASME B 637, ASTM B 511, ASTM B 408.
Length : 100 mm To 3000 mm Long & Above
Size : 5 mm To 500 mm Dia in 100 mm TO 6000 mm Length available with NACE MR 01-75.
Finish : Bright, Polish & Black
Form : Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.
 

Inconel 600/625 Round Bars Specifications

STANDARD UNS WERKSTOFF NR. BS JIS AFNOR GOST EN
Inconel 600 N06600 2.4816 NA 13 NCF 600 NC15FE11M МНЖМц 28-2,5-1,5 NiCr15Fe
Inconel 625 N06625 2.4856 NA 21 NCF 625 NC22DNB4M ХН75МБТЮ NiCr22Mo9Nb

 

Inconel Alloy 600 vs Inconel Alloy 625 Mechanical Properties

Alloy 600 Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
600 8.47 g/cm3 1413 °C (2580 °F) Psi – 95,000 , MPa – 655 Psi – 45,000 , MPa – 310 40 %

Alloy 625 Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.4 g/cm3 1350 °C (2460 °F) Psi – 135,000 , MPa – 930 Psi – 75,000 , MPa – 517 42.5 %

 

Key Differences: Inconel 600 vs. Inconel 625

Feature Inconel 600 Inconel 625
Composition Nickel-chromium-iron alloy Nickel-chromium alloy with significant molybdenum and niobium
Corrosion Resistance Good resistance to heat and corrosion Excellent resistance to a wide range of corrosive environments, especially pitting and crevice corrosion
Strength Good high-temperature strength and mechanical properties Higher mechanical strength due to alloying elements, particularly from molybdenum
Weldability Good Superior weldability
Cost Lower cost Higher cost due to more complex composition and production
Applications High-temperature and high-pressure applications, chemical processing Aggressive environments, high-strength applications in marine and chemical industries

 

Why Choose Gnee Nickel Alloy (Supplier Example)?

✅ Large stock of Incoloy alloy tubes/bars/plates/fittings/coils, fast shipping.

✅ Factory direct sales, highly competitive prices, excellent value for money.

✅ Comprehensive quality assurance: Material Testing Certificate (MTC), chemical composition certificate, and mechanical property certificate.

✅ Value-added services: slitting, cutting, polishing, surface treatment.

✅ Worldwide shipping, secure and reliable packaging, and provision of export-required documents.

Email: ss@gneemetal.com

 

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.

Gnee Steel
Differences between Inconel 600 and Inconel 625 alloy round bars
Differences between Inconel 600 and Inconel 625 alloy round bars
Inconel 600 and Inconel 625 alloy round bars
Inconel 600 and Inconel 625 alloy round bars

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