AISI E4340 H Steel, quenched 845°C, 315°C (600°F) temper

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AISI E4340 H Steel, quenched 845°C, 315°C (600°F) temper
Categories:	Metal; Ferrous Metal; Alloy Steel; AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Medium Carbon Steel
Material Notes:	AISI E4340H 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.
Key Words:	AISI E4340H; alloy steels, UNS H43406, ASTM A304, SAE J1268, DIN 1.6562
Vendors:

Available Properties

Density
Hardness, Knoop, Converted from Rockwell C hardness.
Hardness, Rockwell C, core hardness
Hardness, Vickers, Converted from Rockwell C hardness.
Modulus of Elasticity, AISI 4340
Bulk Modulus, Estimated from elastic modulus
Poissons Ratio, Typical for steel
Machinability, annealed and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus, Estimated from elastic modulus
Charpy Impact
Charpy Impact
Charpy Impact
Charpy Impact
Charpy Impact
Electrical Resistivity
Electrical Resistivity
Electrical Resistivity
Electrical Resistivity
CTE, linear, Austenitized 870°C (1600°F), 545°C (1010°F) temper for 2 hrs.
CTE, linear, Austenitized 870°C (1600°F), 545°C (1010°F) temper for 2 hrs.
CTE, linear, austenitized at 870°C (1600°F), 545°C (1010°F) temper for 2 hours
Specific Heat Capacity, Typical 4000 series steel
Thermal Conductivity, Typical steel
Carbon, C
Chromium, Cr
Iron, Fe, As remainder
Manganese, Mn
Molybdenum, Mo
Nickel, Ni
Phosphorus, P
Silicon, Si
Sulfur, S

Property Data

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