ارسال رایگان سفارشی ams 5643
Stainless Steel 17-4PH / AMS 5643. 0.15 - 0.45. 3.0 - 5.0. 17-4 PH is a martensitic, precipitation-hardening stainless steel that provides an outstanding combination of high strength and hardness along with excellent corrosion resistance. 17-4 PH has good fabricating characteristics and can be age hardened by a single step, low temperature …