Product Details
Place of Origin: CHINA
Brand Name: TANKII
Certification: ISO9001
Model Number: NiCr70/30.
Payment & Shipping Terms
Minimum Order Quantity: 20kg
Price: negotiation
Packaging Details: spool+plastic bag+carton+pallet for resistance wires
Payment Terms: L/C, T/T, Western Union
Supply Ability: 20, 000kg/month
Color: |
Sliver Or Polish |
Conductor Material: |
Ni-Cr |
Thickness: |
: 0.02----4.0mm |
Condition: |
Bright Annealed |
Feature:: |
High Nickel, High Resistance |
Certificate:: |
ISO 9001 RoHS SGS |
Width: |
2.5----250mm |
Type: |
Nickel Strip |
Color: |
Sliver Or Polish |
Conductor Material: |
Ni-Cr |
Thickness: |
: 0.02----4.0mm |
Condition: |
Bright Annealed |
Feature:: |
High Nickel, High Resistance |
Certificate:: |
ISO 9001 RoHS SGS |
Width: |
2.5----250mm |
Type: |
Nickel Strip |
Cr30Ni70 Nichrome Alloy Eletrothermal Coil Strip,Sable Resistance For Heating Element,
NiCr70/30
Nickel chromium alloy with iron resistance electrothermal high resistivity, surface body well. At high temperature and high intensity,
and a good performance and processing may welding nature widely used metallurgical, electrical, mechanical components and electrical
manufacturing industries for doing heat resistance material.
NiCr Type:Cr20Ni80,Cr15Ni60, Cr20Ni35, Cr20Ni30, Cr25Ni20 etc.Series electric flat belt, electric fire wire.
3.Product size:
Thickness : 0.02----4.0mm
Width: 2.5----250mm
Standard:GB1234-95
Bright and Smooth surface
Ni70Cr30
Chemical Content, %
|
C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
|
Max |
|||||||||
|
0.08 |
0.02 |
0.015 |
0.60 |
0.75~1.60 |
28.0~31.0 |
Bal. |
Max 0.50 |
Max 1.0 |
- |
Mechanical Properties
|
Max Continuous Service Temperature: Resisivity ( 20℃)/Ω·m::
Density: Thermal Conductivity: Coefficient of Thermal Expansion: Melting Point: Elongation: Micrographic Structure: Magnetic Property: |
1250℃ 1.18 +/-0.05 (Dia: <0.5mm) 1.20+/-0.05 (Dia: ≥0.50 mm) 8.1 g/cm3 45.2 KJ/m·h·℃ 17×10-6/℃ (20℃~1000℃) 1380℃ Min 20% Austenite nonmagnetic |
|
Type |
Cr20Ni80 |
Cr15Ni60 |
Cr30Ni70 |
Cr20Ni35 |
Cr20Ni30 |
|
|
|
||||||
|
Main chemical composition |
Ni |
Rest |
55.0~61.0 |
Rest |
34.0~37.0 |
30.0~34.0 |
|
Cr |
20.0~23.0 |
15.0~18.0 |
28.0~31.0 |
18.0~21.0 |
18.0~21.0 |
|
|
Fe |
≤1 |
Rest |
≤1 |
Rest |
Rest |
|
|
Maximal Temperature(℃) |
1200 |
1150 |
1250 |
1100 |
1100 |
|
|
Resistance Temperature correction coefficient.(CT) |
1.09±0.05 |
1.11±0.05 |
1.18±0.05 |
1.04±0.05 |
1.06±0.05 |
|
|
Melting point (℃) |
1400 |
1390 |
1380 |
1390 |
1390 |
|
|
Resistivityρ20℃(10-6Ω.m) |
800℃ |
1.008 |
1.078 |
1.028 |
1.188 |
1.173 |
|
1000℃ |
1.014 |
1.095 |
1.033 |
1.219 |
1.201 |
|
|
1200℃ |
1.025 |
|
1.043 |
|
|
|
|
Fast life value |
Tem.(℃) |
1175 |
1100 |
1200 |
1050 |
1050 |
|
hour(h) |
≥110 |
≥100 |
≥110 |
≥100 |
≥100 |
|
|
Specific gravity(g/cm3) |
8.40 |
8.2 |
8.1 |
7.90 |
7.90 |
|
|
Elongation(%) |
≥25 |
≥25 |
≥20 |
≥20 |
≥20 |
|
|
Thermal(kj/m.h.℃) |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
|
|
Specific heat(20℃)j/g.℃ |
0.440 |
0.494 |
0.461 |
0.500 |
0.500 |
|
|
Extend strength(20~1000℃)α*10-6℃ |
18.0 |
17.0 |
17.1 |
19.0 |
19.0 |
|
|
Tensile strength(kg/mm2) |
>85 |
>85 |
>85 |
>85 |
>85 |
|
|
Repeatedly bending(F/R) |
>12 |
>12 |
>12 |
>12 |
>12 |
|
|
Microstructure |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
|
Our Nichrome alloy are in the form of wire, ribbon, strip, coil.
Delivery conditions are:
Our major product line:
l Electric resistance alloy materials in wire, strip, tube, and bar form.
l Furnace products and heating systems:
Video
