Send Message
Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd
products
Home /

products

Locomotive Braking Resistor NiCr7030 Nickel Chrome Strip

Product Details

Place of Origin: Shanghai, China

Brand Name: TANKII

Certification: ISO9001

Model Number: NiCr7030

Payment & Shipping Terms

Minimum Order Quantity: 30kg

Price: Negotiation

Packaging Details: Spool, carton, plywod case with plastic film as clients required

Delivery Time: 7-20 DAYS

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

Supply Ability: 200+TON+MONTH

Get Best Price
Contact Now
Specifications
Highlight:

NiCr7030 Nickel Chrome Strip

,

Locomotive Braking Resistor Nicr Strip

,

Soft Annealed Nickel Chrome Strip

Material:
Nickel Chrome
Shape:
Flat
Condition:
Soft Annealed
Type:
Nickel Based Alloy
Color:
Metallic
Carbon Content:
Low Carbon
Material:
Nickel Chrome
Shape:
Flat
Condition:
Soft Annealed
Type:
Nickel Based Alloy
Color:
Metallic
Carbon Content:
Low Carbon
Description
Locomotive Braking Resistor NiCr7030 Nickel Chrome Strip

 

Basic Info.

Model NO.
NiCr70/30
Grade
NiCr7030/Ni70Cr30/NiCr 70/30
Surface
Bright NiCr70/30 Strip
craft
Annealing ribbon
Shape
round wire , Ribbon wire and strip
series alloy wires
ni80cr20/ni70cr30/ni60cr15/ni30cr20/ni20cr25
usage
heating element/resistance wire/household applianc
Purity
70%Ni
Standard
ASTM/GB/DIN
Trademark
TANKII
Transport Package
Packing in Coil Cartons, Pallet, Spools, Coils
Specification
in customers′ requirement
Origin
China
HS Code
75052200
Reliable Quality Nichrome Alloy NiCr7030 Strip for Locomotive Braking Resistor
Propertes/Grade
NiCr 80/20

NiCr 70/30

NiCr 60/15

NiCr 35/20

NiCr 30/20

Main Chemical Composition(%)

Ni

Bal.

Bal.

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

Bal.

Bal.

Bal.

Max Working Temperature(ºC)

1200

1250

1150

1100

1100

Resistivity at 20ºC
(μ Ω · m)

1.09

1.18

1.12

1.04

1.04

Density(g/cm3)

8.4

8.1

8.2

7.9

7.9

Thermal Conductivity
(KJ/m· h· ºC)

60.3

45.2

45.2

43.8

43.8

Coefficient of Thermal Expansion(α × 10-6/ºC)

18

17

17

19

19

Melting Point(ºC)

1400

1380

1390

1390

1390

Elongation(%)

> 20

> 20

> 20

> 20

> 20

Micrographic Structure

austenite

austenite

austenite

austenite

austenite

Magnetic Property

nonmagnetic

nonmagnetic

nonmagnetic

nonmagnetic

nonmagnetic

Product Description
Grade: Ni80Cr20 ,also called Nikrothal 8,MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80, Stablohm 650,Nichorme V,Nikrothal 80 etc.

Chemical Content(%)
C P S Mn Si Cr Ni Al Fe Other
Max
0.03 0.02 0.015 0.60 0.75~1.60 20.0~23.0 Bal. Max 0.50 Max 1.0 -

Mechanical Properties of nichrome wire
Max Continuous Service Temperature: 1200ºC
Resisivity 20ºC: 1.09 ohm mm2/m
Density: 8.4 g/cm3
Thermal Conductivity: 60.3 KJ/m·h·ºC
Coefficient of Thermal Expansion: 18 α×10-6/ºC
Melting Point: 1400ºC
Elongation: Min 20%
Micrographic Structure: Austenite
Magnetic Property: nonmagnetic

Temperature Factors Of Electrical Resistivity
20ºC 100ºC 200ºC 300ºC 400ºC 500ºC 600ºC
1 1.006 1.012 1.018 1.025 1.026 1.018
700ºC 800ºC 900ºC 1000ºC 1100ºC 1200ºC 1300ºC
1.01 1.008 1.01 1.014 1.021 1.025 -

Regular size of Nickel alloy wire :
We supply products in the shape of wire,flat wire,strip.We can also make customized material according to useris requests.
Bright and white wire--0.025mm~3mm
Pickling wire:1.8mm~10mm
Oxidized wire:0.6mm~10mm
Flat wire:thickness 0.05mm~1.0mm,width 0.5mm~5.0mm




 
Send your inquiry
Please send us your request and we will reply to you as soon as possible.
Send