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Shanghai Tankii Alloy Material Co.,Ltd
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Nickel Chrome Ni70cr30 Rod Ni70cr30 Nichrome Alloy Bar Cr30ni70 Nickel Alloy Round Bar

Product Details

Place of Origin: Shanghai, China

Brand Name: TANKII

Certification: ISO9001: 2008

Model Number: NiCr70/30

Payment & Shipping Terms

Minimum Order Quantity: 20kg

Price: To negotiate

Packaging Details: Carton, wooden case according to custom's requirements

Delivery Time: 7-15 DAYS

Payment Terms: L/C, T/T, Western Union, MoneyGram

Supply Ability: 200+TON+MONTH

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Specifications
Highlight:

Cr30ni70 Nickel Alloy Round Bar

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Ni70cr30 Nichrome Alloy Bar

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Ni70cr30 Rod

Composition:
Nickel Chromium
Shape:
Round/ Square
Advantages:
Good Quality, Fast Delivery
Model:
Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni60Cr23...
Special Use:
Valve Steel
Finish:
Black,peeled,Polished,bright
Composition:
Nickel Chromium
Shape:
Round/ Square
Advantages:
Good Quality, Fast Delivery
Model:
Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni60Cr23...
Special Use:
Valve Steel
Finish:
Black,peeled,Polished,bright
Description
Nickel Chrome Ni70cr30 Rod Ni70cr30 Nichrome Alloy Bar Cr30ni70 Nickel Alloy Round Bar

Nickel Chrome Ni70cr30 Rod Ni70cr30 Nichrome Alloy Bar Cr30ni70 Nickel Alloy Round Bar

 
Nichrome (NiCr, nickel-chrome, chrome-nickel, etc.) is any of variousalloys of nickel, nichrome and often iron (and possibly other elements). The most common usage is as resistance wire, although they are also used in some dental restoration (fillings) and in a few other applications.

Ni70Cr30 rod is a high-temperature alloy material composed of 70% nickel and 20% chromium. It offers a range of functional advantages, as described below:


1/High Temperature Stability: The Ni70Cr30 rod exhibits excellent high-temperature stability, allowing it to withstand extreme temperature conditions. It can operate at temperatures as high as 1200 degrees Celsius without significant deformation or oxidation, making it highly suitable for use in high-temperature environments.


2/Corrosion Resistance: This alloy rod demonstrates outstanding corrosion resistance, effectively resisting oxidation, sulfidation, and other corrosive media. This property makes the Ni70Cr30 rod widely applicable in industries such as chemical manufacturing, petroleum refining, and other environments that require corrosion-resistant materials.


3/Mechanical Strength: The Ni70Cr30 rod possesses good mechanical strength, enabling it to withstand high stress and pressure. Even at elevated temperatures, it maintains high hardness and strength, making it well-suited for applications that require load-bearing capabilities, such as heating elements, furnace components, and furnace tubes.


4/Thermal Conductivity: The alloy rod exhibits excellent thermal conductivity, efficiently transferring heat. This characteristic makes it highly useful in heating and thermal management applications, including heating elements, electric furnaces, electric heaters, and heat exchangers.


5/Oxidation Resistance: The Ni70Cr30 rod demonstrates outstanding oxidation resistance, forming a stable oxide layer at high temperatures to protect its surface from oxidation damage. This attribute contributes to its longevity and reliability in high-temperature heating and elevated temperature environments.
 
 
 

Properties GradeNiCr 80/20NiCr 70/30NiCr 60/15NiCr 35/20NiCr 30/20

 
Main Chemical Composition%

NiBalanceBalance55.0-61.034.0-37.030.0-34.0
Cr20.0-23.028.0-31.015.0-18.018.0-21.018.0-21.0
Fe≤1.0≤1.0BalanceBalanceBalance
Max Continuous Service Temperature(°C)12001250115011001100
Resisivity (uΩ.m,20°C)1.091.181.111.041.04
Density (g/cm3)8.48.18.27.97.9
Thermal Conductivity(KJ/m·h·°C)60.345.245.243.843.8
Coefficient of Thermal Expansion(α×10-6/°C)18.017.017.019.019.0
Melting Point( °C)14001380139013901390
Elongation(%)≥20≥20≥20≥20≥20
Micrographic Structureausteniteausteniteausteniteausteniteaustenite
Magnetic Propertynonmagneticnonmagneticnonmagneticnonmagneticnonmagnetic
Properties GradeNiCr 80/20NiCr 70/30NiCr 60/15NiCr 35/20NiCr 30/20

 
Main Chemical Composition%

NiBalanceBalance55.0-61.034.0-37.030.0-34.0
Cr20.0-23.028.0-31.015.0-18.018.0-21.018.0-21.0
Fe≤1.0≤1.0BalanceBalanceBalance
Max Continuous Service Temperature(°C)12001250115011001100
Resisivity (uΩ.m,20°C)1.091.181.111.041.04
Density (g/cm3)8.48.18.27.97.9
Thermal Conductivity(KJ/m·h·°C)60.345.245.243.843.8
Coefficient of Thermal Expansion(α×10-6/°C)18.017.017.019.019.0
Melting Point( °C)14001380139013901390
Elongation(%)≥20≥20≥20≥20≥20
Micrographic Structureausteniteausteniteausteniteausteniteaustenite
Magnetic Propertynonmagneticnonmagneticnonmagneticnonmagneticnonmagnetic

 
 
Nickel Chrome Ni70cr30 Rod Ni70cr30 Nichrome Alloy Bar Cr30ni70 Nickel Alloy Round Bar 0Nickel Chrome Ni70cr30 Rod Ni70cr30 Nichrome Alloy Bar Cr30ni70 Nickel Alloy Round Bar 1

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