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Cr30Ni70 Ni70Cr30 NiCr alloy nichrome wire heating element

Cr30Ni70 Ni70Cr30 NiCr alloy nichrome wire heating element

Short Description:

Ni70Cr30 resistance alloy is composed of nickel-chromium alloy. It has high resistivity, good oxidation resistance, good stability, ductility and good welding performance. The maximum applicable temperature is up to 1250 degrees, which is longer than iron-chromium-aluminum. Service life.The alloy is widely used in electric heating elements in industrial furnaces, and it is also very suitable for reducing atmospheric attack.The main supply form of the product:wire,strip,plate,bar,pipe.The minimum order quantity is 50kg.

 


Product Detail

Our Advantage

Product Tags

Ni70Cr30 resistance alloy is composed of nickel-chromium alloy. It has high resistivity, good oxidation resistance, good stability, ductility and good welding performance. The maximum applicable temperature is up to 1250 degrees, which is longer than iron-chromium-aluminum. Service life.

The alloy is widely used in electric heating elements in industrial furnaces, and it is also very suitable for reducing atmospheric attack.

Chemical composition%

C P S Mn

Si

Cr

Ni

Al

Fe

Other

            

0.05

0.02

0.015

0.60

0.75~1.60

28.0~31.0

Bal.

  0.50

    1.0

-

Mechanical performance (1.0mm)

Yield Strength

tensile strength

Elongation

Mpa

Mpa

%

430

820

30

Physical properties

Density

Resistivity
at 20℃

Thermal conductivity at 20°C

Specific heat capacity
at 20℃

Melting point

Maximum use temperature of the element

Magnetic

(g/cm3)

 (Ωmm2/m)

(WmK)

J/gK

(℃)

(℃)

8.2

1.18

14

0.46

1380

1250

Non

Thermal expansion coefficient
Temperature Average linear expansion coefficientx10-6/℃
20 ℃- 1000℃ 17

Resistance temperature factor (correction factor)

20℃

100℃

200℃

300℃

400℃

500℃

600℃

1

1.007

1.016

1.028

1.038

1.044

1.036

700℃

800℃

900℃

1000℃

1100℃

1200℃

1300℃

1.03

1.028

1.029

1.033

1.037

1.043

-

Supply form and specification

Alloy grade Form Specification
Ni70Cr30 Wire Diameter=0.03mm~8mm
Ni70Cr30 Flat wire Width=0.4~40mm Thick=0.03~2.9mm
Ni70Cr30 Strip width=8~250mm ThickT=0.1~3.0mm
Ni70Cr30 Foil width=6~120mm Thick=0.003~0.1mm
Ni70Cr30 Bar Diameter=8~100mm Long=50~1000

NiCr alloy Series:

Cr20Ni80  Cr15Ni60  Cr20Ni30  Cr20Ni35  Cr30Ni70  Cr20Ni80-N

Company Profile

Shijiazhuang Chengyuan Alloy Material Co., Ltd. is a high-tech enterprise specializing in the production of various alloy materials. It has an advanced and complete production line, including material smelting, surface cleaning, rolling, slitting, and a complete test process. Meet the corresponding quality inspection of different products. The company focuses on the production and supply of various electric heating alloys, expansion alloys, soft magnetic alloys, elastic alloys, high temperature alloys and all kinds of pure metals. The product forms include wire, flat wire, strip, plate, bar, foil, Seamless pipe, wire mesh, powder, etc. can meet the application needs of different customers. The various performance indicators of the product are strictly in accordance with the national standards. If customers put forward non-standard requirements, they can also be implemented by reference.

 

Our products are widely used in heating equipment, machinery manufacturing, electric furnace production, instrumentation, household appliances, mineral mining, aerospace, petroleum and nuclear power and other industries, and have received good market feedback. Our products have stable delivery time, excellent quality, sophisticated packaging, and high repurchase rate. They are not only widely recognized in the domestic market, but also have a good reputation in the international market.

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Packing and transport

Our service

* OEM manufacturer

* We will deliver the goods to the warehouse of the customer's agent in any city in China.

* Terms of delivery: EXW, FCA, FOB, CIF, CPT, DAP

* Mode of transport: Sea, Auto, Railway, Air and Express

* Payment terms: Bank Transfer, Western Union, PayPal, Alipay

* Quality Certificate:

In order to improve the quality of products and services, with each order we provide a quality certificate for goods, which includes measured data - chemical composition, electrical resistivity, tensile strength, elongation, melting number, etc.

Cheng Yuan Alloy Material Co., Ltd

Email: alexey@chyalloy.com

Tel .: +86 13673186216

+86 311 8803 3197

联系方式图标_副本

FAQ

FREQUENTLY ASKED QUESTIONS

Q: Does your company provide samples?

A: Yes, we provide samples for free, and buyers need to bear the corresponding shipping costs.

Q: How long is your company's delivery time?

A: If the goods are in stock, it is usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, according to quantity.

Q: What are the payment terms of your company?

A: Payment <=1000USD, 100% in advance. For payment>=1000 USD, pay 30% T/T in advance, and pay the balance before shipment.

Q: Do you test all goods before delivery?

A: Yes, we have a strict product inspection process, and 100% testing will be carried out before delivery.

Q: How does your company maintain long-term and stable business relationships with customers?

A: 1. We strictly control the quality of our products and the prices are reasonable to ensure that our customers benefit;

2.We do our best to do a good job in product packaging to ensure that the product is intact during transportation.

3.In order to meet the requirements of customers in different countries for product performance, we have a separate test furnace to debug product performance.

Q: How to get in touch with your company?

A: You can contact us at any time via email, phone, fax, Skype, Whatsapp or mobile phone,

Phone/Whatsapp/WeChat: +86-13673186216

Email: alexey@chyalloy.com

Q: What are your working hours?

A: Monday to Sunday: 24 hours, any time, as long as you need it, you can contact us. We will reply to you as soon as possible.

Q: What are the payment terms of your company?

A: T/T, L/C, D/A, D/P, Western Union, MoneyGram, Paypal.

Ready to get started? Contact us today for a free quote!

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  • #1 SIZE RANGE
    Large size range from 0.025mm (.001”) to 21mm (0.827”)

    #2 QUANTITY
    Order Quantity ranging from 1 kg to 10 tonnes
    At Cheng Yuan Alloy, we take great pride in customer satisfaction and frequently discuss individual requirements, offering a tailored solution through manufacturing flexibility and technical knowledge.

    #3 DELIVERY
    Delivery within 3 weeks
    We typically manufacture your order and ship within 3 weeks, delivering our products to more than 55 countries across the world.

    Our lead times are short because we stock in excess of 200 tonnes of more than 60 ‘High Performance’ alloys and, if your finished product is not available from stock, we can manufacture within 3 weeks to your specification.

    We take pride in our more than 95% on time delivery performance, as we are always striving for excellent customer satisfaction.

    All wire, bars, strip, sheet or wire mesh are securely packed suitable for transporting by road, air courier or sea, with available in coils, spools and cut lengths. All items are clearly labelled with the order number, alloy, dimensions, weight, cast number and date.
    There is also the option to supply neutral packaging or labelling featuring the customer’s branding and company logo.

    #4 BESPOKE MANUFACTURING
    Order is manufactured to your specification
    We produce wire, bar, flat wire, strip, sheet to your exact specification and in exactly the quantity you are looking for.
    With a range of 50 Exotic Alloys available, we can provide the ideal alloy wire with specialist properties best suited to your chosen application.
    Our alloy products, such as the corrosion resistant Inconel® 625 Alloy, is designed for aqueous and off-shore environments, while the Inconel® 718 alloy offers superior mechanical properties in low and sub-zero temperature environments. We also have high strength, hot cutting wire ideal for high temperatures and perfect for cutting polystyrene (EPS) and heat sealing (PP) food bags.
    Our knowledge of the industry sectors and state-of-the-art machinery means we can reliably manufacture alloys to strict design specifications and requirements from all over the world.

    #5 EMERGENCY MANUFACTURING SERVICE
    Our ‘Emergency Manufacturing Service’ for delivery within days
    Our usual delivery times are 3 weeks, however if an urgent order is required, our Emergency Manufacturing Service ensures your order is manufactured within days and shipped to your door via the fastest route possible.

    If you have an emergency situation and require products even faster, contact us with your order specification. Our technical and production teams will swiftly respond to your quote.

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    Main Products

    The product forms include wire, flat wire, strip, plate, bar, foil, seamless tube , Wire mesh, powder, etc., can meet the application needs of different customers.

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