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High Tensile AISI 4340 Alloy Steel Bar

High Tensile AISI 4340 Alloy Steel Bar

Plate:10MM- 300mm Round bar:16-250mm Delivery Condition: Various thermal treatments such as annealing,stress relief, quench and temper,normalize,etc Application: Typical applications include components such as heavy-duty axles, shafts, heavy-duty gears, spindles, pins, studs, bolts...

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Suppling High Tensile AISI 4340 Alloy Steel Bar

AISI 4340 is a Nickel Chromoly high hardened and tempered steel with high hardness and toughness.It was used where require high tensile and good wear-resistance property parts such as screw, gear, shaft head, nut, piston or car parts.

 

Relevant standards:

UNS G43400

ASTM 4340

SAE 4340

ASTM A29 4340

ASTM A322 grade 4340

ASTM A519 4340

DIN 1.6565

JIS G 4103 SNCM439

GB 3077 45CrNiMoVA/40CrNiMo

 

Size of supply:

Plate:10MM- 300mm

Round bar:16-250mm

Delivery Condition:

Various thermal treatments such as annealing,stress relief, quench and temper,normalize,etc

Application:

Typical applications include components such as heavy-duty axles, shafts, heavy-duty gears, spindles, pins, studs, bolts, couplings, sprockets, pinions, torsion bars, connecting rods, crow bars, conveyor parts etc.


AISI 4130 Chemical Analysis and Mechanical Properties 

Material

C

Cr

Mn 

Mo

Si

Ni

 max

S max

P max

AISI 4340 

0.37-0.44

0.65-0.95

0.55-0.9

0.2-0.35

0.10-0.35

1.55-2.0

0.04

0.04


Material

Yield Strength

MPa min

Tensile strength

Mpa

Elongation %

Hardness HRc

AISI 4340

730

930

17

60


AISI 4340 is welded easily in the annealed condition but the nitrided, hardened and tempered condition is not recommended due to the effect on the mechanical properties. As a low alloy steel supplier and vendor, We welcome enquire for AISI 4130 steel, contact us for further details.

Hot Tags: high tensile aisi 4340 alloy steel bar, manufacturer, suppliers, factories, company, high quality
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