ASTM A29 alloy steel round bar

LINKUN supplies alloy structural steel in Round, Square and Flat Bar which widely used in the manufacture of automobiles, locomotives, marine vessels and heavy machinery. Their superior quality has been highly appraised by users.

Rounds Bar :8 mm to 690 mm Diameter

Hollow Bar:63 mm to 250 mm OD

Application:

4140 is used extensively in most industry sectors,typical application including components such as Adapters, Connection Rods,Hydraulic Shafts & Parts,Lathe Spindles, Logging Parts, Milling Spindles, Motor Shafts,Pump Shafts,Tool Holders, Torsion Bars, Worms etc..

Packaging

Standard Coating: Paper Interleaved, PE or Laser PE Coating are available
Standard Package: Cardboard encase the ends of the coil, with core and outer steel edge protection. Metal Straps are to be placed around coil and pallet timber, and align with metal edge protection

Why choose us

Factory Price
We are a professional manufacturer and wholesaler of stainless steel product for 8 years.products can come into yours hands directly without or fewest intermediate links.

Perfect surface finish
We apply the process of surface finishing to our products by pickling or buff-polishing.Levels of finishing can be adjusted according to your requirements.

Technical Support
Our engineers and metallurgists are experts in corrosion, stress corrosion cracking, and thermal conductivity. They can help you select the best material for your application at the lowest cost.