AISI 4340 steel properties offer good ductility in the annealed condition, allowing it to be bent or formed. Fusion and resistance welding is also possible with our 4340 alloy steel. ASTM 4340 material is often utilized where other alloy steels do not have the hardenability to give the strength required.
AISI/SAE 4340 Alloy Steel, 4340, is a nickel-chromium-molybdenum alloy steel known for its toughness and its ability to attain high strengths in the heat-treated condition. Commercial and military aircraft, automotive systems, forged hydraulic and other machine tool applications, forged steel crankshafts.
HIGH TENSILE STEEL – AISI 4340 - continued WELDING Readily welded in the annealed condition but avoid when possible if hardened and tempered due to the effect on the mechanical properties.
SAE-AISI 4340 steel is an alloy steel formulated for primary forming into wrought products. 4340 is the designation in both the SAE and AISI systems for this material. G43400 is the UNS number. It has a moderately high base cost among SAE-AISI wrought steels.
Normalized SAE-AISI 4340 is SAE-AISI 4340 steel in the normalized condition. It has the highest strength compared to the other variants of SAE-AISI 4340 steel. The graph bars on the material properties cards below compare normalized SAE-AISI 4340 to SAE-AISI wrought steels (top), all iron alloys (middle), and the entire database (bottom).
About 4340 (E4340) Alloy Steel. AISI 4340 (E4340) alloy steel is a medium carbon, low alloy steel known for its toughness and strength. Machining is done typically in the annealed condition. 4340 steel properties offer good ductility in the annealed condition, allowing it to be bent or formed.
4340 steel is nickel-chromium-molybdenum alloy steel. It is also called JIS SNCM439 and DIN 1.6563 steel. It will get high strengths after the heat treat. And it has good toughness, fatigue resistance, impact toughness and etc. 4340 steel properties and 4340 steel composition as below.
ASTM, SAE 4140 (AISI 4140 steel) is Cr-Mo series low alloy steel, mechanical properties, heat treatment, rockwell hardness, welding, equivalent material usesAuthor World Steel
This page cover the SAE 4340 chemical element, Mechanical Properties, SAE 4340 Datasheet, Cross Reference of SAE 4340 steel, Mainly used for .
5.Applications of aisi 4340 steel material. ASTM aisi 4340 steel is a alloy structural steel, 4340 is used for engineering structural, Used as require good toughness, high strength, as well as the important conditioning of large size, heavy machinery such as high load of axial, turbine shaft, larger than 250 mm in diameter of helicopter rotor shaft, turbojet engine turbine shaft, blade, high ...
AISI 4130 steel can be annealed at 843°C (1550°F) followed by air cooling at 482°C (900°F). Tempering of AISI 4130 steel can be performed at 399 to 566°C (750 to 1050°F), depending on the desired strength level. Hardening of AISI 4130 steel can be done with cold working or heat treatment.
This page cover the AISI 4340 chemical element, Mechanical Properties, AISI 4340 Datasheet, Cross Reference of AISI 4340 steel, Mainly used for .
Castle Metals understands the pressures you face, and between material, processing, and technology solutions, we typically are able to take a lot of the hassle out of your supply chain. Alloy 4340 plate is another general purpose grade of steel used for industrial and machining applications.
offers 95 4340 steel material properties products. About 1% of these are Stainless Steel Sheets, 1% are Steel Pipes, and 2% are Steel Sheets. A wide variety of 4340 steel material properties options are available to you, such as certification.
AISI 4340. ASTM A29/A29M-1991 4340. ASTM A322 4340. ASTM A331 4340 Cold Finished ... *Material stocked generally in condition U. Check test certificate if critical for end use. ... as the mechanical properties will be altered within the weld heat affected zone. It is preferred that welding be carried out on 4340 while in the annealed condition ...
offers 194 aisi 4340 properties products. About 35% of these are steel round bars, 6% are steel sheets, and 5% are steel pipes. A wide variety of aisi 4340 properties options are available to you, such as structure pipe, ship plate.
AISI 4340 is stocked in the heat treated and stress-relieved condition at approximately 150,000 psi (1034 N/mm2) and in the annealed condition at HB 235 max. Typical Applications High strength machine parts, heavy-duty shafting, high tensile bolts and studs, gears, axle shafts, crankshafts, boring bars and down-hole drilling components
The search phrase you entered, 4340, is common to 61 materials, by searching on the term(s) [ "4340"] in most common text fields, . Results are displayed up to a maximum of 200 materials per page. Follow the links below to view complete property information.
Alloy E 4340 is a widely used deep-hardening constructional steel. Due to E-4340's high alloy content it obtains a uniformed hardness by heat treatment. The high fatigue strength makes E4340 ideal for highly stress parts as it maintains it's strength and hardness at elevated temperatures. Typical Mechanical Properties
40HNMA, 40NiCrMo7, AISI 4340 - Destination and specification. Structural alloy steel with very good strength properties and particularly high hardening properties, used for thermal improvement on highly stressed machine parts exposed to impact, twisting and vibration, where suitable impact strength is …
Apr 24, 2017 · Steel of the alloy 4340 can be heat treated (heated to a set temperature for the particular material and then quenched) using an oil quench to increase the alloy's strength. 4340 can also be annealed (heated to a set point and then allowed to cool, which realigns the internal molecular structure to make the metal stronger) which imbues this steel with excellent durability.
1.Form of Supply. ASTM aisi 4340 Alloy structural steel, we can supply the 4340 round bar, steel flat bar, plate, hexagonal steel bar and steel square block. 4340 steel Round bar can be sawn to your required lengths as one offs or multiple cut pieces. 4340 Rectangular pieces can be sawn from flat bar or plate to your specific sizes.
AISI 4340 has a favorable response to heat treatment usually oil quenching followed by tempering and exhibits a good combination of ductility and strength when treated thusly. Uses include piston pins, bearings, ordnance, gears, dies, and pressure vessels. AISI 4340 is a Standard grade Alloy Steel.
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