17-4 Stainless Steel, 1-5/8″ Round Bar Forging Stock, AMS 5643, @ 13K Lbs, 4 Lots Asking – West Coast
Asking $4.46 per lb,  current market $5.25
Lots
(1) 924 lbs – Carpenter Technology Corp
(2) 2024 lbs – Universal Stainless, Dunkirk Specialty Steel
(3) 2393 lbs – Universal Stainless, Dunkirk Specialty Steel
(4) 7844 lbs – Universal Stainless, Dunkirk Specialty Steel
17-4 STAINLESS STEEL– AMS 5643 – AISI 630 – UNS S17400
17-4 stainless steel round bars are used in many applications, including aerospace, oil and gas, and chemical processing.  This type of stainless steel is known for its high strength, hardness, and corrosion resistance.Â
- Aerospace:Â Used in aerospace applications
- Oil and gas:Â Used in the oil and gas industry, including pump shafts and oil patches
- Chemical processing:Â Used in chemical processing applications
- Thermal:Â Used in thermal applications
- Mechanical seals:Â Used in mechanical seals
- 17-4 stainless steel has high tensile strength and hardnessÂ
- It has excellent corrosion resistance, even at high temperaturesÂ
- It has high wear resistanceÂ
- It’s resistant to corrosion in industries where the steel may be exposed to petroleum and most foodsÂ
- It’s highly resistant to rust, particularly in comparison to other types of stainless steelÂ
Mechanical properties of 17-4 stainless steel can be optimized with heat treatment. When hardened, 17-4 stainless steel becomes magnetic