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NiFe50 sheet, strip

Wire, rod, bar Sheet, strip


Grade analogue W. Nr. Aisi Uns En Order
50NP 50 1.3927 K94840 NiFe50 Buy from stock, view availability


Permalloy is characterized with an accuracy of chemical composition, a preciseness of manufacture processing, and absence of residual elements. It is the high-doped alloy. They are manufactured on a basis of iron, nickel, copper, mangan and cobalt. Such alloys are smelted in special metallurgic furnaces. Prepared ingots are exposed to forging and cogging. Soft-magnetic alloys have an increased induction of technical saturation and raised magnetic inductive capacity. They are utilized in manufacturing transformers, magnetic cores of a variable magnetic field. They are also used in radio engineering, an electrotechnical sphere of industry and in automation systems, teleautomatics, computationally measuring equipment.


Permalloy sheet, strip are used in modern innovative technologies, at manufacturing the electronic units, household appliances, details of laser techniques and metrologic-measuring equipment. This alloy is an essential material in manufacturing cores of small-sized and high-power transformers, relay actuators, chokes, details of magnetic circuits. They operate while working at increased induction with a small bias or without it. Possessing a high magnitude of initial permeability, a permalloy can magnetize to saturation on weak fields.

NiFe50 sheet, strip supplier

«Auremo» company proposes to buy NiFe50 sheet, strip on the most favorable terms. There is a wide range of goods of a high quality in stock. A sheet, a strip NiFe50 are always in stock. NiFe50 sheet, strip price depends on order quantity and additional conditions of supply. If you buy products by wholesale, you will be given special discounts. An availability of products and efficiency of delivery are conditioned by a fact that our offices are in Moscow, St. Petersburg and cities of Central Europe.

Percentage composition according to GOST 10 994 — 74

P Fe Cu S Si Mn Ni C
≤0,02 48.33 — 50.55 ≤ 0.2 ≤0,02 0.15 — 0.3 0.3 — 0.6 49,0−50.5 ≤0.03

Permalloy is smelted in open arc furnace. A usage of special masteralloys gives a material the most precious properties (elastic, magnet, heating, electrical). This steel possesses the balanced technological characteristics due to which it is so popular. Tubes of NiFe50 grade are used in spheres of precision machine tool building, an accurate instrument engineering, innovative technologies.

Mechanical properties at a temperature 20 °C.

Products Heat treating Diameter y KCU d5 sT sv F.e. Heat treating
Strip Annealing temperature: mm % kJ/m2   MPa MPa    
Annealing 450−550°С 20       280 480   annealing


By virtue of unique physical and mechanical properties, permalloy is widely used in a modern industry. Unique properties of a material are conditioned by its balanced composition. With an appearance of materials of a new generation, there has become a possibility to improve many technological processes and to provide a long-term and reliable work of equipment in a wide temperature range.

Physical characteristics

Description Identification
Modulus of elasticity of first kind [MPa] E
Heating capacity of material (or coefficient of conductivity for heat) [V/(m/degree] l
Required temperature for obtaining of actual features, [Degree] T
Linear expansion thermal coefficient [1/degree] (range of temperatures 20°С) a
Electrical unit-area resistance [Ohm-m] R
Density of a material, [kg/m3] r
Specific heat of a material [J/(kg/degree)] (range of temperature 20°С) C

Magnetic characteristics

Description Identification
Coercive field (not higher) [A/m] Hc
Magnetical inductive capacity (not higher) [mH/m] Umax
Specific loss (not higher) 50 hz of frequency, magnetic induction 1.0 Т[ B/kg ] P1.0/50
Magnetic T induction, magnetic field strength no less than 100, in magnetic field, [A/m] B100

Mechanical characteristics

Description Identification
Short resistance to rupture [MPa] sv
Flow limit (proportional limit load) for permanent change of form [MPa] sT
Percent elongation at fracture [ % ] d5
Contraction ratio [ % ] y
Impact hardness [ kJ/m2] KCU
Brinell hardness [MPa] HB


Type Description
limitedly weldable welding is possible at heating to 100−120°С and last heat treating
hardly weldable in order to obtain a qualitative welded joints, it is necessary to perform the following operations: while welding to heat it up to 200−300°C, heat treating (annealing) after welding
weldable without stint welding is done without further heat treating or previous heating

Buy NiFe50 sheet, strip at a bargain price

«Auremo» NiFe50 sheet, strip supplier is a recognized expert on a market of soft-magnetic alloys. Thanks to offices in Eastern Europe, we are able to make a prompt cooperation with business partners. Experience of «Auremo» company allows you buy NiFe50 sheet, strip on a wide variety. You can easily buy permalloy products by wholesale. «Auremo» company is a reliable NiFe50 sheet, strip supplier that invites all the wishing to a partnership. We have the best quality-price ratio for goods. NiFe50 sheet, strip price is privileged for wholesale customers. All products are certificated. A delivery service will supply your order in the shortest possible time. You can easily buy goods right now. Here you can find the best NiFe50 sheet, strip price from a supplier.