Other designations of AISI 4340 alloy steel include UNS G43400 and AISI 4340. AISI 4340 is a heat treatable, low alloy steel containing nickel, chromium and molybdenum. It is known for its toughness and capability of developing high strength in the heat treating condition while retaining good fatigue strength.
Alloy 4340 in Plate SPECIFICATIONS:AISI4340, ASTM A 829 / A6 SAE J404, AMS 2252/ 2301/6359 SAE J404 Castle Metals stocks Alloy 4340 plate through our global distribution network. Our service centers are located throughout the U.S., Canada, Mexico, U.K, France, Singapore, and Shanghai. Customers calling us for 4340 plate a lot of times are frustrated with 4340 Alloy Steel Material DatasheetAISI 4340 (E4340) alloy steel is a medium carbon, low alloy steel known for providing a good balance between strength and malleability. Alloy 4340 is composed of (descending in order by weight):iron, nickel, chromium, manganese, carbon, molybdenum, silicon, phosphorus and sulfur. With proper working and strengthening, items made from 4340 have excellent wear and
AISI 4340 steel is a medium carbon, low alloy steel. Otai steel is one leading supplier of 4340 steel & equivalents:36CrNiMo4, 1.6511, EN24, SNCM439 etc. AISI 4340 Bars, AISI 4340 Alloy Steel Round Bars Leoscor Alloys is a known stockist and manufacturer of AISI 4340 Round Bars, which has good shock and impact resistance as well as wear and abrasion resistance in the hardened condition. Alloy Steel DIN 1.6565 Round Bars is a nickel-chromium-molybdenum alloy steel known for its toughness and its ability to attain high strengths in the heat-treated condition.
AISI 4340 steel is a medium carbon, low alloy steel known for its toughness and strength in relatively large sections. AISI 4340 is also one kind of nickel chromium molybdenum steels. 4340 alloy steel is generally supplied hardened and tempered in the tensile range of 930 1080 Mpa. Pre hardened and tempered 4340 steels can be further surface hardened by ASM Material Data SheetAISI 4340 Steel, oil quenched 855°C (1570°F), 230°C (450°F) temper for 4 hrs., tested at 26°C. Subcategory:AISI 4000 Series Steel; Ferrous Metal; Low Alloy Steel; Medium Carbon Steel; Metal Key Words: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
UNS G43406 AMS 6359 Sheet / strip / plate AMS 6409 Bars / Forgings N&T AMS 6414 Vac Melt Bars / Forgings AMS 6415 Bars / Forgings AMS 6484 Bars / Forgings N&T AMS-S-5000 MIL-S-8844 Cl1 ASTM A322 ASTM A331 AISI E4340 BMS-7-28 BPS-299-947-055 BPS-299-949-055 High Tensile Steels Interlloy Engineering Steels + AlloysUNS K44220 ASTM A579, A646 AMS 6417, 6419AMS MIL S-8844D, S-8844 Class 2:0.38:1.45:0.60:1.65:0.70:0.30:Low alloy vacuum melted steel of very high strength. It is a modified AISI 4340 with silicon, vanadium and slightly highercarbon and molybdenum content than 4340.
There are 90 equivalent materials for SAE 4340 Alloy Steel. See the equivalents for ASTM, DIN, BS, AISI, EN, UNS, SAE, JIS, ISO, GOST, GB/T, AFNOR, UNI, SS and UNE. Steel Grade Equivalent Table (EN, SAE/AISI, UNS, DIN, BS Steel Grade Equivalent Table (EN, SAE/AISI, UNS, DIN, BS, UNI, JIS) The table below compares common grades of materials from various international specifications. Note that materials compared are the nearest available grade and
Steel Grade Equivalent Table (EN, SAE/AISI, UNS, DIN, BS, UNI, JIS) The table below compares common grades of materials from various international specifications. Note that materials compared are the nearest available grade and eFunda:Properties of Alloy Steel AISI 4340AISI 1xxx:AISI 2xxx:AISI 3xxx:AISI 4xxx:AISI 5xxx:AISI 6xxx:AISI 8xxx:AISI 9xxx * For other AISI or Non-AISI, please use the search function above or check Grades. ASTM Steels:Specific Alloy Steel:General Information:Resources:Bibliography
ASTM 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 load of transmission parts, fasteners of