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 Ribbon Wire Sable Resistance For Heating Element / Hearter
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:
•    Metalic heating elements
	•    Heating modules: Prefabricated heating modules with electric heating elements and fiber or dense ceramic insulation.
	•    Air heating cassettes: Cassettes with metallic heating elements for heating of air or gases
	•    Diffusion Cassettes: Diffusion cassettes for the production of crystalline silicon wafers for solar cells and semiconductors
	•    Furnace tubes: Extruded tubes made from FeCrAl alloys for gas-heated or electrically heated furnaces.
	•    Construction materials: Wire, strip, tube and bar for manufacturing of furnace furniture and other furnace accessories
	•    Furnace rollers: Furnace rollers for heat treatment furnaces.
	•    Resistance heating wire and strip.: Resistance heating wire and strip for manufacturing of electric heating elements.
	•    Technical Ceramics: Ceramic supporting materials for electrothermal components.
	•    Thermocouple wire and strip: Wire, ribbon and strip for thermocouples, extension leads and compensating cables.
	•    Ceramic engineering material: Ceramic engineering material for high-temperature and chemical environments.
	•    Electric heating systems: Electric heating systems for aluminium and steel production
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