Nichrome Rod/Bar (nicr 80/20, cr20ni80, ni80cr20)
Basic Info
Model No.: Nichrome Rod, Nichrome Bar
Product Description
Model NO.: Nichrome Rod , Nichrome Bar
Standard: AISI, ASTM, DIN, GB
Technique: Forged
Surface Treatment: Polished
Application: Industry Heating Elements
Product Form: Round, Flat
Surface: Bright and Oxidation
Material: Nickel Chrome
Trademark: fengshan
Origin: Xinghua City, Jiangsu Province
Type: Alloy Steel Bar
Composition: Nichrome
Shape: Round Bar
Special Use: Cold Heading Steel
Feature: High Nickel, High Resistance
MOQ: 10kg
Condition: Hard, Soft, 1/2hard, Annealed, Acid Wach
Diameter: 10mm-220mm
Specification: SGS, RoHS, Gost
HS Code: 7505220000
Nichrome rod/bar (nicr 80/20, cr20ni80, ni80cr20)
1.Material composition
1. Fecral Wire strip includes: OCr13Al4,OCr19Al3,OCr21Al4,OCr20Al5,OCr25Al5,OCr21Al6,OCr21Al6Nb,OCr27Al7Mo2.
2.Nickel Chrome Wire Strip Bar includes: Cr25Ni20,Cr20Ni35,Cr15Ni60,Cr20Ni80.
3.Copper Nickel Wire Strip includes:
CuNi1,CuNi2,CuNi5,CuNi8,CuNi10,CuNi14,CuNi19,CuNi23,CuNi30,CuNi34,CuNi44.
4.Constantan Wire includes: 6J40,4J42,4J32.
5.Manganin wire:6J8,6J12,6J13.
2.Product forms avaliable are:
Our Nichrome Alloy are in the form of wire, ribbon, strip, coil.
Round wire
Ribbon (flat wire)
Strip / foil
Stranded wire
Sheet / plate
3.Deliveried surface conditions:
Bright annealed
Oxidized
Pickled
Enameled / PVC insulation
4.Details of our product:
(1) nicr 80:20 - industrial furnaces (upto 1200°c), electric cooking equipment,
precision resistors.
Nicr 70:30 - industrial furnaces (upto 1230°c) with alternating oxidizing/reducing
atmosphere, precision resistors.
Nicr 60:15 - industrial furnaces (upto 1100°c), electrically heated equipment,
high-resistance and potentiometer resistors.
Nicr 40:20 - domestic heating appliances (upto 1050°c), furnaces in carburising or
semi-reducing atmosphere.
Nicr 30:20/ nicr 20:25 - industrial furnaces (upto 1050°c), heating elements of
cooking equipment.
5.Nichrome alloy size:
Wire:0.018mm-10mm
Ribbon:0.05*0.2mm-2.0*6.0mm
Strip:0.5*5.0mm-5.0*250mm
Bar:10-100mm
Main Property of nichrome Heating Wire
Alloy Nomenclature Performance | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Main Chemical | Ni | Rest | Rest | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
Fe | ≤1.0 | ≤1.0 | Rest | Rest | Rest | |
Max. continuous service temp. of element(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity at 20ºC (μΩ·m) | 1.09 | 1.18 | 1.12 | 1.0 | 1.04 | |
Density(g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
Thermal conductivity (KJ/m·h·ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of lines expansion(α×10-6/ºC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
Melting point approx.( ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation at rupture(%) | >20 | >20 | >20 | >20 | >20 | |
Micrographic structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic properties | nonmagnetic | nonmagnetic | Weak magnetic | Weak magnetic | Weak magnetic |
Main Property of fecral heating wire
Alloy material | Chemical composition % | ||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | |
max(≤) | |||||||||
1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | ---- | 3.5-4.5 | Rest |
0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | ---- | 4.5-5.3 | Rest |
0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | Rest |
0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | Rest |
0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | Rest |
0Cr21Al4 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 21.0-23.0 | ≤0.60 | 3.0-5.2 | Rest |
0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | Rest |
0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | Rest |
6.Main advantage and application
It widely used in surtur and sulfide environment and producing industrial electric
furnace, household electrical appliance and far infrared ray device.
Low price with high electric resistance, low temperature cofficient of resistance, high
working temperature and good corrosion resistance under high temperature especially.
About our company
1.Shanghai fengshan alloy material Co., Ltd specialized in produce of high resistance
wire, nickel chromium heating wire, iron chromium aluminum heating wire, flat wire,
stainless steel wire and so on.The products are widely used in industrial electric
furnace heating equipment and civil heating appliance, automobile exhaust
purification Metal Honeycomb carrier, high-speed locomotive brake, lifting motor
brake electric voltage regulator, diamond Heating Element and so on.
2.Our company has more than 14 experiences in alloy material areas, with high
quality and reasonable price.Our products mainly exports to Middle East like Yemen,
Saudi arabia, Iran, Libya and so on.
If you have any question, pls for free to contact us.
Our contact information:
Mob:0086-13524683426(alice xi)
Contact us if you need more details on Nichrome Rod. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Nichrome Bar、Cr20Ni80 Nichrome Rod. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Nickel-Chromium Bar
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