Min. Order Reference FOB Price
1 Ton US$2,700.00-2,900.00 / Ton
Product Description
alloy Steel Round Bar AISI 4340 1.6511 Sncm439 4118 4145 4330 4337 1: 4340 steel introduction AISI 4340 steel is a medium carbon, low alloy steel known for its toughness and strength in relatively large sections. AISI 4340 is also one kind of nickel chromium molybdenum steels. 4340 alloy ...