Inconel 718 Pipe

5
Nov-04/2024

Inconel 718 Pipe DescriptionInconel 718 is known for being a high-strength, high-temperature, corrosion-resistant nickel-based alloy whose chemical composition includes elements such as nickel, chromium, molybdenum, iron, cobalt, aluminum, titanium, zirconium, carbon, and man



Inconel 718 Pipe Description

Inconel  718 is known for being a high-strength, high-temperature,  corrosion-resistant nickel-based alloy whose chemical composition  includes elements such as nickel, chromium, molybdenum, iron, cobalt,  aluminum, titanium, zirconium, carbon, and manganese. Inconel 718 pipe  has a melting point of 1430°C  and displays effective heat and temperature resistance. It also works  well at low temperatures. This nickel superalloy has the inherent  ability to create a strong and stable oxide layer when heated. In  addition, the layer makes this Inconel variant significantly resistant  to oxidation, thus protecting it from corrosion. Inconel 718 pipe can be  manufactured through a variety of processing methods, such as forging,  hot rolling, cold drawing and welding. One thing to keep in mind is it  is prone to oxidation and hardening at high temperatures, and  appropriate preheating and post-processing measures are necessary to  reduce this phenomenon.

 

Product Parameters

Product Name

Inconel 718 Pipe

Outer Diameter

Round Pipe

4mm-200mm

Square Pipe

10*10mm-100*100mm

Rectangular Pipe

10*20mm-50*100mm

Wall Thickness

0.6mm-6.0mm

Length

1-6 meters, Length can be customized

Standard

ASTM, AISI, JIS, GB, DIN, EN, etc.

Surface

Black, Bright Polished, Rough Turning, Matt Surface Treatment, No.4, BA, etc.

Certificate

ISO, SGS, BV

Production Technology

Hot Rolling, Cold Rolling

 

Chemical Composition

B

C

Al

Si

P

S

Ti

Cr

Mn

Fe

Co

Ni

Cu

Mo

Cb (Nb Ta)

0.006 max

0.08 max

0.20-0.80

0.35 max

0.015 max

0.015 max

0.65-1.15

17.00-21.00

0.35 max

Remainder

1.0 max

50.00 - 55.00

0.30 max

2.80 - 3.30

4.75 - 5.50

 

Mechanical Properties

Tensile Strength (ksi)

0.2% Yield Strength (ksi)

Elongation% in 2 inches

180

150

12

 

Physical Performance


Units

Temperature in°C

Density

8.19 g/cm³

Room

Specific Heat

0.104 Kcal/kg.C

21°

Melting Range

1260-1366°C

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Modulus of Elasticity

199.9 KN/mm²

21°

Electrical Resistivity

125 µΩ.cm

Room

Coefficient of Expansion

13.0 µm/m °C

20 - 100°

Thermal Conductivity

11.1 w/m-° K

21°

 

Scope of Application

This  nickel steel alloy can be manufactured rapidly and can be welded in an  annealed or precipitation (age) hardened condition. This superalloy is  used as part of various commercial enterprises, such as aerospace,  marine engineering, chemical processing, pollution control equipment and  nuclear reactors.


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