1J17 1J18 soft magnetic material material certificate

Soft magnetic material material certificate, main characteristics: higher saturation magnetic induction intensity, lower residual magnetic induction intensity
Main uses: Corrosion-resistant in weather salt spray or hydrazine-based media, working under conditions affected by media, temperature, and pressure Solenoid valves in various control systems.
①Nickel-based high-temperature alloy. The main alloying elements are chromium, tungsten, molybdenum, cobalt, aluminum, titanium, boron, zirconium, etc. Among them, chromium plays an antioxidant and anti-corrosion role and other elements play a strengthening role. It has high strength and resistance to oxidation and gas corrosion at high temperatures of ~℃. It is the most widely used alloy with the highest high-temperature strength among high-temperature alloys. Used to manufacture aero-engine blades and high-temperature components in rocket engines, nuclear reactors, and energy conversion equipment.
②Nickel-based corrosion-resistant alloy. The main alloying elements are copper, chromium and molybdenum. It has good comprehensive performance and can resist various acid corrosion and stress corrosion. The earliest application was nickel-copper alloy, also known as Monel alloy. In addition, there are nickel-chromium alloy, nickel-molybdenum alloy, nickel-chromium-molybdenum alloy, etc. Used to manufacture various corrosion-resistant parts.
③Nickel-based wear-resistant alloy. The main alloying elements are chromium, molybdenum, tungsten and also contain small amounts of niobium, tantalum and indium. In addition to its wear resistance, it also has good anti-oxidation, corrosion resistance and welding properties. It can be used to manufacture wear-resistant parts and can also be used as a coating material to cover the surface of other base materials through surfacing and spraying processes.
④Nickel-based precision alloy. Including nickel-based soft magnetic alloy, nickel-based precision resistance alloy and nickel-based electrothermal alloy, etc. The most commonly used soft magnetic alloy is Permalloy, which contains about % nickel. Its maximum magnetic permeability and initial magnetic permeability are high and its coercive force is low. It is an important iron core material in the electronics industry. The main alloying elements of nickel-based precision resistance alloy are chromium, aluminum and copper. This alloy has high resistivity, low temperature coefficient of resistivity and good corrosion resistance and is used to make resistors. Nickel-based electric heating alloy is a nickel alloy containing % chromium. It has good anti-oxidation and anti-corrosion properties and can be used for a long time at temperatures of ~℃.
⑤ Nickel-based shape memory alloy. Nickel alloy containing % titanium. Its recovery temperature is ℃ and its shape memory effect is good. A small change in the nickel-titanium composition ratio can change the recovery temperature in the range of ~℃. It is mostly used in the manufacture of self-expanding structural parts used on spacecraft, self-exciting fasteners used in the aerospace industry, and people used in biomedicine