Precision Alloys

Kovar(4J29) Alloy Material Kovar/4J29/UNS K94610/W.Nr.1.3912 Kovar is a Nickel-Cobalt-Iron alloy that has compatible thermal expansion characteristics to Borosilicate Glass. This property allows Kovar to maintain a mechanical connection to the glass over a range of temperatures. Etched Kovar parts are commonly used for step lids, carriers, covers and electronic shims. Kovar (4J29) Chemical components C Si Mn P S Ni Fe Cu Cr Co Mo max 0.03 0.3 0.5 0.02 0.02 29.5 bal 0.2 0.2 17

Diameter 0.5mm Type S Pure Platinum Wire Pt99.99% Type S B R Thermocouple Wire Thermocouple Type Alloy Code Chemical Composition (%) Recommend Long Working Temperature Pt (platinum) Rh (Rhodium ) Type S SP(Pt90Rh) 90 10 0-1300℃ SN(Pt) 100 Type B BP(Pt70Rh) 70 30 0-1600℃ BN(Pt94Rh) 94 6 Type R RP(Pt87Rh) 87 13 0-1300℃ RN(Pt) 100 Thermocouple Type Long Working Temperature℃ Max Short Working Temperature℃ Type S 1300 1600 Type R 1300 1600 Type B 1600 1700 Physical parameter Item

4J29 Kovar bar 10mm KV-1 rod Precision Expansion Alloy Iron-Nickel Permalloy bar OHMALLOY OhmAlloy-4J29 (Expansion alloy) (Common Name: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12) OhmAlloy-4J29 also known as Kovar alloy. it was invented to meet the need for a reliable glass-to-metal seal, which is required in electronic devices such as light bulbs, vacuum tubes, cathode ray tubes, and in vacuum systems in chemistry and other scientific research. Most metals cannot seal to glass

With low frequency-temperature coefficient Ni-span C-902 Elastic alloy(3J53) Strip Elastic alloy is an indispensable material for manufacturing precision instruments and nicety machines.Elastic alloys are provided with the characteristics of high elastic module,high strength,heat-resistance,corrosion-resistance,non-magnetic,stable elastic module in a certain range of temperature,low expansion coefficient ad high quality.Elastic alloys include constant elastic alloys and high

Shunt Manganin 43(Precision Resistance wire) (Common Name: Manganin 43,CuMn12Ni4,Manganin ) Shunt Manganin 43 is a copper-manganese-nickel alloy (CuMnNi alloy) for use at room temperature. The alloy is characterized by very low thermal electromotive force (emf) compared to copper. Shunt Manganin43 widely used for Shunt resistor with the highest requirements, shunt manganin43 has been used in precision built electrical components such as Wheatstone bridges, decade boxes,

42HXTЮ 3J53 Ni Span C Spring Permanent Magnetic Alloy Precision Elastic Parts Material 3J53 is a constant elastic alloy used for making frequency components. The main purpose: Mainly used for various diaphragms, diaphragm boxes, bellows, springs and other elastic components in the instrument industry. Main features: High elasticity and strength, low elastic modulus temperature in the range of -60- + 100 ℃ Similar Brand to 3J53: Russia American UK France Japan 42HXTЮ Ni-Span

Kovar(4J29) Alloy Material Kovar/4J29/UNS K94610/W.Nr.1.3912 Kovar glass sealed and controlled expansion alloys Equal grades: ASTM F15, Nilo-K,UNS K94610 (FeNi29Co17), 4J29, 29HК Applications: Kovar alloy has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials This alloy has found wide application in power tubes, microwave tubes, transistors and diodes. Integrated circuits, it has been used for the flat pack and the dual-in-line package Our

Kovar glass sealed and controlled expansion alloys Kovar capillary has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials Kovar has found wide application in power tubes, microwave tubes, transistors and diodes. Integrated circuits, it has been used for the flat pack and the dual-in-line package Our factory has over 15 years' experience of Kovar capillary production. Equal grades: ASTM F15, Nilo-K,UNS K94610 (FeNi29Co17), 4J29, 29HК.

OhmAlloy-4J36 (Expansion alloy) (Common Name: Invar, FeNi36, Invar Standard, Vacodil36) OhmAlloy-4J36 (Invar), also known generically as FeNi36 (64FeNi in the US), is a nickel–iron alloy notable for its uniquely low coefficient of thermal expansion (CTE or α). OhmAlloy-4J36 (Invar) is used where high dimensional stability is required, such as precision instruments, clocks, seismic creep gauges, television shadow-mask frames, valves in motors, and antimagnetic watches. In land

Vacuum Furnace Nickel Based Alloys For Glass - To - Metal Seal Vacuum Switch Tube Sealing glass elements of Vacuum switch tube OhmAlloy-4J29 (Expansion alloy) (Common Name: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12) Kovar is a nickel–cobalt ferrous alloy compositionally identical to Fernico, designed to be compatible with the thermal expansion characteristics of borosilicate glass (~5 × 10−6 /K between 30 and 200 °C, to ~10 × 10−6 /K at 800 °C) in order to allow direct

Invar magnetic properties Hot Rolled and Polished Invar 36 special alloy 4J36 plate OhmAlloy-4J36 (Expansion alloy) (Common Name: Invar, FeNi36, Invar Standard, Vacodil36) OhmAlloy-4J36 (Invar), also known generically as FeNi36 (64FeNi in the US), is a nickel–iron alloy notable for its uniquely low coefficient of thermal expansion (CTE or α). The name Invar comes from the word invariable, referring to its relative lack of expansion or contraction with temperature changes. It

China NiFe ferronickel P-4500 PTC alloy wire for thermistor resistance We can produce many kinds of PTC resistance wire. If you have special requirements on the temperature coefficient of resistance and diameter, please feel free to let us know. While you order 0.15mm dia, if you want the resistivity 0.23 and the PPM is 4650, you can write NF23-0.15-4650. Then we will know what exact you like and will quote you accordingly. Alloy brand 20℃ resistivity Tolerance range NF13 0

ASTM F30 / Nickel Alloy 52 / N52 / Niloy52 Low Expansion Alloy Wire Product Description The iron-nickel fixed expansion alloy is a series of fixed expansion alloys that can be matched with soft glass and ceramics with different expansion coefficients in a given temperature range by adjusting the nickel content. The expansion coefficient and Curie point increase with the increase of nickel content. This combination gold is a widely used sealing structure material in the

Expansion Precision Alloy 4J29 (Ni29Co18) UNS K94610 Electric Vacuum Kovar Strip Tube Bar Wire Plate OhmAlloy-4J29 (Expansion alloy) (Common Name: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12) OhmAlloy-4J29 also known as Kovar alloy. it was invented to meet the need for a reliable glass-to-metal seal, which is required in electronic devices such as light bulbs, vacuum tubes, cathode ray tubes, and in vacuum systems in chemistry and other scientific research. Most metals cannot

OhmAlloy-4J36 (Expansion alloy) (Common Name: Invar, FeNi36, Invar Standard, Vacodil36) OhmAlloy-4J36 (Invar), also known generically as FeNi36 (64FeNi in the US), is a nickel–iron alloy notable for its uniquely low coefficient of thermal expansion (CTE or α). The name Invar comes from the word invariable, referring to its relative lack of expansion or contraction with temperature changes. It was invented in 1896 by Swiss physicist Charles Édouard Guillaume. He received the

Expansion Fe Ni Co Alloy Wire Ni33Co17 For Sealing And Matching Ceramics OhmAlloy-4J33 (Expansion alloy) (Common Name: 33НК, 4J33, KV-4, Ni33Co17) 4J33 alloy has a close Linear expansion coefficient with 95% Al2O3 ceramic in the range of -60 to 600 degrees Celsius. it is an Important sealing structural material in the electric vacuum industry; Mainly used for matching and ceramic sealing. Ohmalloy-4J33 for Sealing and matching ceramics Normal composition% Ni 32.0~33.6 Fe Bal.

platinum iridium 90/10 platinum iridium alloy wire for medical developing tube Platinum iridium alloy is a platinum based binary alloy containing iridium. It is a continuous solid solution at high temperature. Solid phase decomposition occurs when it is slowly cooled to 975 ~ 700 ℃, but the phase equilibrium process is very slow. Iridium is difficult to volatilize and oxidize, which can significantly improve the corrosion resistance of platinum. There are ptlrl0 and ptlr17 5.

0.3*30mm copper manganin alloy/CuMn12Ni2/ Manganin 47strip 6J13 strip Normal Manganin 47(Precision Resistance Alloy) (Common Name:Normal Manganin,Normal Manganin 47,CuMn12Ni2 ) Normal Manganina 47 is a copper-manganese-nickel alloy (CuMnNi alloy) for use at room temperature. The alloy is characterized by very low thermal electromotive force (emf) compared to copper. Normal Manganina 47 is typically used for the manufacturing of resistance standards, precision wire wound

KNP-5W-47-6X175 Inductive WireWound resistor, KNP series, 5W, 47ohm, 5% Dimension Dimension(mm) L ΦD l Φd CU Value 17±1.5 6±0.5 ≥28 0.7±0.05 Rated Value Style RX21 Rated Power 5W Derating Curve Rated Voltage Maximum Voltage 500V Maximum Overload Voltage 700V Tolerance J(±5%) Resistance Range 47R Operating Temperature Range -55℃ ~ +155℃ Performance Description Performance Requirements Test Method Resistance Temperature Coefficient T.C.R. ±350ppm/℃ Test temperature +20℃/-55℃/

KNP-3W-47-5X155 Inductive WireWound resistor, KNP series, 3W, 47ohm, 5% Dimension Dimension(mm) L ΦD l Φd CU Value 15±1 5±0.5 ≥28 0.68±0.05 Rated Value Style RX21 Rated Power 3W Derating Curve Rated Voltage Maximum Voltage 350V Maximum Overload Voltage 500V Tolerance J(±5%) Resistance Range 47R Operating Temperature Range -55℃ ~ +155℃ Performance Description Performance Requirements Test Method Resistance Temperature Coefficient T.C.R. ±350ppm/℃ Test temperature +20℃/-55℃/+20