AISI 4340 round bar

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AISI 4340 Round Bar

Verified Supplier

available 2 cars
Supplier 99
1
Mumbai, India
Super Metal Manufacturing Co
  • sales@ssroundbar.com
  • +91 9167308070
Jay Jagdamba Limited
1
Mumbai, India
Jay Jagdamba Limited
  • info@jayjagdamba.com
  • +91-22-27763506

SAE 4340 hex bar suppliers in UAE

Specification of AISI 4340 round bar


AISI 4340 round bar specification

AISI 4340 round bar size AISI 4340 round bar length Specifications
  • 5 mm to 400 mm
  • Cut piece
  • As per client’s requirement
  • ASTM A29
  • ASME SA29
Equivalent Finish Temperature
  • DIN : 1.6582
  • JIS G4404 : SNCM 439 / SNCM8
  • UNS G43400
  • GB : 40CrNiMo
  • Hot rolled annealed
  • Grinding
  • Smooth turned
  • Rough Turned
  • Bright
  • Centreless Ground
  • Black
  • 1340 to 1380°C
Characteristics Tolerance Density
  • Excellent Fatigue Performance
  • High Strength
  • High Lateral Plasticity
  • High Fracture Toughness
  • Good Corrosion Resistance
  • ±5%
  • 7.85 gram/cm^3
SAE 4340 steel bars uses Mechanical properties Packing
  • Aircraft parts
  • Gun parts
  • Automotive parts and systems
  • Crankshafts
  • Specific Heat Capacity : 448 J/kg*K
  • Electrical Resistivity : 1.09 µΩ.m
  • Tensile strength : 655 MPa .
  • Thermal expansion : 12.2 µm/m°C
  • Standard packging
  • Customized
  • Bundles
Heat range Standard Certifications
  • Annealing : 800 to 8500 ºC,
  • Tempering : 205 to 649°C
  • ASME
  • EN
  • ASTM
  • DIN
  • GOST
  • GB
  • JIS
  • PED 2014/68/EC
  • EN 10204 3.1/3.2
  • NACE MR 0175
  • NACE MR 0103
Shapes Types ASTM 4340 4340 grade steel rod marking
  • Flat
  • Round
  • Hex
  • Square
  • Rectangle
  • SAE 4340 bright bar
  • DIN 1.6582 forged bar
  • AISI 4340 black bar
  • Size
  • Grade
  • Heat code
  • Manufacturer’s name
Heat Treatment Testing methods Hardness
  • Normalized
  • Annealed
  • Quenched & Tempered
  • Micro test
  • Ultrasonic test
  • Flaring test
  • Flattening test
  • Hardness test
  • Macro test
  • 293 – 352 HB

pipingmaterial.ae introduces verified AISI 4340 steel rod suppliers in the Middle East countries at reasonable prices.

Obtain ultrasonic testing for 4340 chromoly steel square bar at the lowest cost per kilogram

Sizes 4 to 100mm for 4340 alloy steel round bars with hot-rolled annealed, bright, smooth-turned, polished, and rough-turned conditions as finishes
AMS 6359 4340 steel rectangular bar and SAE4340 stainless steel bright bar are available in a variety of diameters and sizes in Dubai

Size chart of UNS G43400 bar


AISI 4340 round bar sizes

SAE 4340 round bar chemical composition and mechanical properties


AISI 4340 round bar properties

Round Bar