AISI 4140 Steel, SAE 4140 Steel Round Bar

Loading Port:China main port

Payment Terms:TT OR LC

Min Order Qty:30 m.t.

Supply Capability:10000 m.t./month

Product Description:

AISI 4140 Steel, SAE 4140 Steel Round Bar

Product Information:

Size 
Round barDiameter(mm)Length (mm)
20~8003000~9000
PlateThickness(mm) Width (mm)  Length (mm)   
Max:800Max:2200Max:9000
The specification can be customized.
Chemical Compositons
GradeCSiMnPSCrMoNi
42CrMo0.38~0.450.17~0.370.50~0.8≤0.035≤0.0350.9~1.20.15-0.25≤0.3
41400.40~0.450.15~0.350.75~1.0≤0.035≤0.0400.8~1.10.15-0.25-
SCM440.38~0.430.15~0.350.60~0.9≤0.030≤0.0300.9~1.20.15-0.30≤0.25
1.72250.38~0.45≤0.400.60~0.9≤0.025≤0.0350.9~1.20.15-0.30

Features of 4140 alloy steel

1, Chromium molybdenum alloy steel

2, Slightly higher carbon content then 4130

3, Greater strength and heat treatment

Typical Applications

1, Applications in the oil and gas sector

2, Connection rods, collets, conveyor pins,

3, Gears, stem assemblies,

4, Pump shafts and tool holders

Product Overviews:

Product NameTypical GradesDiameter(mm)Standard adopted
Carbon Steel20 (1020/S20C/C22)Ø16-Ø300GB/SAE/JIS/DIN
40 (1040/S40C/C40)
45 (1045/S45C/C45)
Bearing SteelGCr9 (51100/SUJ1)Ø12-Ø250
GCr15 (52100/SUJ2/100Gr6)
GCr9SiMn (A485-Gr.1/SUJ3)
Cr-Mo Steel20Cr (5120/SCr420H/20Cr4)Ø12-Ø250
40Cr (5140/SCr440/41Cr4)
42CrMo(4140/SCM440/42CrMo4)
Gear Steel20CrNiMoØ16-Ø600
20CrMn(5115/SMnC420/20MnCr5)
20CrNiMo(8620/SNCM220/20CrMiMo2)

Product Show:

AISI 4140 Steel, SAE 4140 Steel Round Bar

Our Advantages:

· Industry experience over 20 years.

· Shipment of goods -More than 70 countries worldwide.

· The most convenient transport and prompt delivery.

· Competitive price with best service.

· High technical production line with top quality products.

· High reputation based on best quality products.

 

With our experienced, enthusiastic and dynamic staffs, we assure to bring you the products with best quality, reasonable prices and good after-sales services under the motto: Friends First, Business After.

Communication, Experience, Expertise and Best efforts are our Promises to you.