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ASTM B444 / ASME SB444 UNS N06625 / DIN 2.4856 / INCONEL 625 NICKEL ALLOY U BEND TUBE

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ASTM B444 / ASME SB444 UNS N06625 / DIN 2.4856 / INCONEL 625 NICKEL ALLOY U BEND TUBE

Brand Name : YUHONG

Model Number : ASTM B444 GR.2 INCONEL 625 U BEND TUBE 25.4X2.11X10186MM

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015

Place of Origin : China

MOQ : 500KGS

Supply Ability : 1500 tons per month

Delivery Time : according to quantity

Packaging Details : Plywood Case or Iron Case, plastic caps on both ends.

Price : negotiation

Payment Terms : T/T,L/C

Standard : ASTM B444/ASME SB444

Material : UNS N06625/DIN 2.4856/INCONEL 625

Type of Tube : U-bend/Straight seamless tube

Application : Heat Exchanger, Condenser

Outside Diameter : 1/4''-1'' or custom size

Wall Thickness : BWG25;BWG22;BWG20;BWG18;BWG16;BWG14;BWG12;BWG10

Length : custom length

Delivery Condition : Solution Annealed&Pickled

Packing : Plywood case

Mill Test Certificate : EN10204 3.1/EN10204 3.2

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ASTM B444 / ASME SB444 UNS N06625 / DIN 2.4856 / INCONEL 625 NICKEL ALLOY U BEND TUBE

Overview:

The tube is primarily composed of Inconel 625, an alloy consisting of approximately 58% nickel, 20-23% chromium, 8-10% molybdenum, and small amounts of niobium, iron, and other elements. This composition provides superior resistance to a wide range of corrosive environments, including seawater, acids, alkalis, and high-temperature oxidizing and reducing environments.

The U-bend design allows the tube to smoothly change direction, resembling the shape of the letter "U." This configuration allows for compact installations and efficient heat transfer in heat exchangers, condensers, and other equipment requiring directional changes in fluid or gas flow.

Inconel 625 U-bend tubes exhibit excellent mechanical strength and stability at high temperatures. They can withstand temperatures up to 1093°C (2000°F) without significant loss of strength, making them suitable for applications in industries such as aerospace, chemical processing, and power generation.

Inconel 625 offers exceptional resistance to corrosion, including pitting, crevice corrosion, and intergranular attack. It performs well in various harsh environments, including seawater, acidic and alkaline solutions, and environments containing sulfur compounds. As a result, the Inconel 625 U-bend tube is widely used in offshore and marine applications, chemical processing plants, and oil and gas industries.

Specification:

Specifications ASTM B444 & Its equivalent ASME, DIN & EN Standard.
Grades UNS N06625/DIN 2.4856/INCONEL 625
Type U-bend & Straight seamless tube
Outside Diameter 1/4'' to 1'' or custom size
Wall Thickness BWG25;BWG22;BWG20;BWG18;BWG16;BWG14;BWG12;BWG10
Length custom cut lengths
Delivery Condition Solution Annealed & Pickled
Ends Plain End, Beveled End
Other Testing Product Analysis, Eddy Current Test, Hydrostatic Test, Ultrasonic Test, Flattening Test, Hardness Test, Tensile Test etc.
Dimension All Pipes & Tube Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME
Packing Plywood case

Chemical Composition:

Grade C Mn Si P S Cr Nb+Ta Co Mo Fe Al Ti Ni
UNS N06625

0.10

max.

0.50

max.

0.50

max.

0.015 max. 0.015 max. 20.0-23.0 3.15-4.15

1.0

max.

8.0-10.0

5.0

max.

0.40

max.

0.40

max.

58.0

min.

Mechanical Properties:

Grade Condition

Tensile Strength

min, ksi (MPa)

Yield Strength

min, ksi (MPa)

Elongation in 2 in.

or 50mm, min (%)

UNS N06625

Gr.1(annealed)

Gr.2(solution annealed)

120(827)

100(600)

60(414)

40(276)

30

30

Applications:

1. Heat Exchangers: Inconel 625 U-bend tubes are extensively used in heat exchangers for efficient heat transfer in processes involving high temperatures and corrosive media. They provide excellent resistance to corrosion and maintain their mechanical strength, making them suitable for demanding heat exchange applications in chemical processing, petrochemical, and power generation industries.

2. Oil and Gas Industry: Inconel 625 U-bend tubes are utilized in offshore and onshore oil and gas applications due to their remarkable corrosion resistance in environments containing chloride, hydrogen sulfide, and other corrosive compounds. They are employed in oil and gas production, refining, and processing equipment such as separators, condensers, and heat exchangers.

3. Aerospace Industry: Inconel 625 U-bend tubes find use in the aerospace sector for applications requiring high-temperature strength, corrosion resistance, and durability. They are utilized in aircraft hydraulic systems, engine components, and exhaust systems, where they can endure extreme heat and resist the corrosive effects of combustion byproducts.

4. Chemical Processing: Inconel 625 U-bend tubes are well-suited for chemical processing plants that handle corrosive chemicals and acids. They are employed in reactors, distillation columns, and other equipment where resistance to aggressive environments is crucial. The tubes offer protection against localized corrosion and are resistant to chloride-induced stress corrosion cracking.

5. Power Generation: Inconel 625 U-bend tubes find application in power plants, particularly in boilers and heat exchangers. They can withstand high-temperature steam environments, resist scaling and oxidation, and provide reliable performance in corrosive conditions, contributing to efficient energy generation.

6. Marine and Offshore: Inconel 625 U-bend tubes are used in marine and offshore applications due to their resistance to seawater corrosion, including pitting and crevice corrosion. They are employed in seawater desalination plants, offshore oil rigs, and vessels where durability and longevity are critical, such as cooling systems and pipelines.

7. Chemical and Petrochemical Industry: Inconel 625 U-bend tubes are widely utilized in the chemical and petrochemical sectors, where they resist corrosive chemicals, acidic environments, and elevated temperatures. They find application in reaction vessels, acid storage tanks, and other equipment requiring excellent corrosion resistance and high-temperature capabilities.


Product Tags:

heat exchanger pipe

      

heat recovery pipe

      
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