Puxiang Metal (Group) Co., LTD will move on to provide more and better steel products for our client on the belief of High Quality, Big Honesty and Strong Reliability.
Alloy Steel Plate 4140, STM A829-4140 Quenched & Tempered Steel Plate Alloy 4140 (AISI 4140) is one of the most popular direct hardening Cr-Mo alloy ...