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Steel 4340 AMS 6359. AMS 6359 is a sub-type specification of Steel 4340, nickel-chromium-molybdenum steel with medium carbon content. The alloy is deep-hardening, meaning it possesses excellent tensile strength in the hardened and tempered form. Furthermore, AMS 6359 parts can have excellent surface hardness after flame hardening …
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4340 - Highly alloyed steel, nominally 1.8% Ni, .80% chromium and .25% molybdenum. High strength characteristics. Used for heavily stressed parts operating in fatigue and other duty conditions. 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 …
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Steel 4340 AMS 6414. AMS 6414 is a sub-type specification of Steel 4340, a high-strength steel with medium carbon content and higher concentrations of nickel, chromium, and molybdenum. Tech Steel & Materials offers AMS 6414 in a bar, forging, and tubing form. The material comes in an annealed and vacuums art remelted condition.
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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. Fusion and resistance welding is also possible with ...
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ASTM 4340 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet. Datasheet for: Steel Grades:Carbon Steel: ASTM 4340. Category Type Steel Grade Standard Country Application; Steel Grades: Carbon Steel: ASTM 4340: ASTM 4145: UNS G41450: ASTM 4147: UNS G41470: ASTM 4150: UNS G41500:
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Nov 16, 2022· What Are 4340 Steel Properties? 4340 has a tensile strength of 108,000 psi and a yield strength of 68,200 psi. It is very tough and attains high strengths in the heat-treated condition. It maintains good toughness, wear resistance, and fatigue strength. To heat-treat 4340: heat it to 1550° F (843°C), then quench in warm oil.
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alloy steels, UNS G43400, AMS 5331, AMS 6359, AMS 6414, AMS 6415, ASTM A322, ASTM A331, ASTM A505, ASTM A519, ASTM A547, ASTM A646, MIL SPEC MIL-S-16974, SAE J404, SAE J412, SAE J770, DIN 1.6565, JIS SNCM 8, IS 1570 40Ni2Cr1Mo28, IS 1570 ... AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Medium Carbon Steel. …
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Oct 19, 2022· 4340 Alloy Steel Forging. Preheat the steel 4340 first, to a maximum temperature of 1150°C – 1200°C for forging, and hold until the temperature is homogeneous throughout the section. Forge at a temperature of 850°C or higher. 4340 has strong forging properties, although cooling must be done with caution because the steel is prone to …
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4340 steel round bar is a low-carbon, high-strength steel used in structural applications. It is a low-carbon, high-strength steel used in structural applications. It has good strength and toughness properties at elevated temperatures and has been used for aircraft parts for years because of its excellent fatigue resistance.
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General scope. AISI 4340 is a low alloy steel containing nominally 0.4% C, 0.8% Cr, 0.25% Mo and 1.8% Ni. Higher strength levels up to 150 KSI 0.2% PS may be achieved by suitable heat treatment. Often used in preference to AISI 4140 at the higher strength levels because of its better hardenability and improved CVN impact toughness.
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AISI / SAE 4340 Material Mechanical Properties. Diameter (d) d ≤ 16: 16 : d ≤ 4040 : d ≤ 100100 : d ≤ 160160 : d ≤ 250 Thickness (t) t ≤ 8: 8 : t ≤ 2020 : t ≤ 6060 : t ≤ 100 ... AISI / SAE 4340 Steel Bars. AISI / SAE 4340 Material Surface Conditions. Symbol Condition +BC: Hot worked and blast cleaned +CC: Unformed continuously ...
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4340 ALLOY STEEL – AMS 6414 VAR – UNSG43406 DATA SHEET GENERAL CHARACTERISTICS: 4340 VAR AMS 6414 is a low alloy Chromium-Nickel-Molybdenum steel capable of being heat treated to high strength levels. This specification is for a premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, …
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The mechanical properties of 4340 are highly dependent on the heat treatment. 4340 can commonly have yield strengths of 740-1860 MPa, tensile strengths of 860-1980 MPa, elongations of 11-23%, and plane strain fracture toughness of 53-110 MPa√m. Common applications of 4340 steel are aircraft, automotive systems and hydraulic systems.
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AISI 4340 Steel shows the presence of nickel in its chemical concentration, giving its superior strength and tolerances over the 4140 grade. Alloy Steel EN24 /4340 Sheet Plate are desired for their superior hardness and toughness characteristics. The 4140 plates possess superior ductility and machinability. A 36CrNiMo4 Plate is designed with a ...
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SAE AISI 4340 Steel Properties, Material Heat Treatment, Rockwell Hardness. AISI 4340 steel (UNS G43400) is an ultra-high strength medium carbon low alloy steel, which combines deep hardenability, high ductility, toughness and strength, and has high fatigue resistance and creep resistance. It is not particularly affected by tempering and ...
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AISI 4340 - Howco. Low alloy 4340: ASTM A29 (VO1.05) General scope AISI 4340 is a low alloy steel containing nominally 0.4% C, 0.8% Cr, 0.25% Mo and 1.8% Ni. Higher strength levels up to 150 KSI 0.2% PS may be achieved by suitable heat treatment. Often used in preference to AISI 4140 at the higher strength levels beca.
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North America's largest supplier of cold finished metric round bar 4340 HT TGP Carbon Steel. ... Mechanical Properties: Tensile: Yield: Hardness: Elongation: Reduction Area: 115,000 PSI Min. 95,000 PSI Min. 321 Max (HB) 4340 HT TGP Alloy Round Bar: Size Tolerance; 20mm to 35mm 0/-.0005″ (.0127mm)
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