Aisi 4340

4731 aisi 4340 products are offered for sale by suppliers on Alibaba.com, of which steel round bars accounts for 53%, stainless steel bars accounts for 3%, and steel square bars accounts for 1%. A wide variety of aisi 4340 options are available to you, such as cutting, bending and welding.You can also choose from gb, jis and din aisi 4340,as well as from carbon steel, alloy steel, and stainless steel aisi 4340,and whether aisi 4340 is is alloy, or non-alloy.