SAE 8640

Data Table for: Steel Grades : Carbon Steel : SAE 8640

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

• Quantity
• Value
• Unit

• Young's modulus
• Tensile strength
• Elongation
• Fatigue
• Yield strength

• 200000 - 200000
• 650 - 880
• 8 - 25
• 275 - 275
• 350 - 550

• MPa
• MPa
• %
• MPa
• MPa

Physical Properties

• Quantity
• Value
• Unit

• Thermal expansion
• Thermal conductivity
• Specific heat
• Melting temperature
• Density
• Resistivity

• 10 - 10
• 25 - 25
• 460 - 460
• 1450 - 1510
• 7700 - 7700
• 0.55 - 0.55

• e-6/K
• W/m.K
• J/kg.K
• °C
• kg/m³
• Ohm.mm²/m

Heat Treatment:

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Can produce SAE 8640 specifications and size

• Steel grade
• Specification
• Processing range(mm)

• SAE 8640
• SAE 8640
• SAE 8640
• SAE 8640
• SAE 8640
• SAE 8640

• Round bar
• Square-shape steel/Flate bar
• Steel Plate/Sheet
• Forging
• Tubings
• Steel coils and strip

• Φ1 to Φ2000
• 10 to 1000
• 0.08 to 800(T)*10 to 1500(W)*Long
• Pipe/tube/slugs/donuts/cubes/other shapes
• OD: Φ4-410; WT: 1-35 mm
• THK:0.1mm Width:1500mm

Description

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.38-0.43	0.15-0.35	0.75-1	0.035	0.04	0.4-0.6	0.4-0.7
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25
N	Co	Pb	B	Other

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Related steel grade search:SAE 8640

Previous pageAISI 8640
Next page:UNS G86400

Further reading:

• ·SAE J403(2011-10-13)
• ·SAE 3115(2011-12-11)
• ·SAE 3120(2011-12-11)
• ·SAE 3130(2011-12-11)
• ·SAE 3135(2011-12-11)