17-4PH scrap is material made of precipitation-hardening stainless steel alloy composed of 17% chromium, 4% nickel and 4% copper, with outstanding machinability due to its composition and heat treatment process, making it suitable for various machining operations such as milling, drilling and turning while keeping dimensions stable during processing - an advantage in industries requiring intricate part fabrication processes.
17-4PH scrap exhibits exceptional corrosion resistance when exposed to elements that promote it, such as marine environments or chemical processing plants, among others. Its high content of chromium creates a protective oxide layer while copper adds extra resistance against specific types of corrosion such as pitting and crevice corrosion, an impressive combination that makes 17-4PH an excellent choice for components used in marine, chemical processing plant and aerospace applications.
17-4PH scrap is known for its weldability due to its composition and ability to retain mechanical properties after welding, with preheating and post-weld heat treatments often needed to minimize cracking risks while protecting corrosion resistance. Weldability enables fabrication of complex structures in various industries using standard techniques such as gas tungsten arc welding (GTAW) or shielded metal arc welding (SMAW).
17-4PH scrap finds application across numerous sectors due to its unique combination of properties. Aerospace industries often make use of 17-4PH alloy for turbine blades, structural parts and landing gear assemblies; medical uses for it include producing surgical instruments, implants and orthopedic devices due to biocompatibility and mechanical strength requirements.
17-4PH scrap finds use beyond the aerospace and medical industries. Automotive applications for 17-4PH alloy scrap include drive shafts, suspension parts and exhaust systems due to its strength-to-weight ratio and corrosion resistance; oil & gas uses include valves, pumps and drilling equipment that must withstand tough operating environments; also power generation, chemical processing as well as firearm production exemplify its versatility & dependability across various industrial fields.
Apple Steels is a leading dealer and distributor of 17-4PH scrap in Mumbai, India. With a commitment to quality and innovation, we deliver cutting-edge solutions to meet diverse industrial needs, setting the standard for excellence in steel production and distribution.
| Material | Stainless Steel |
| Grade | 17-4PH |
| Type | Recyclable |
| Thickness | 2mm-10mm |
| Condition | Waste |
| Scrap Type | Turnings, Shavings, Plate Cuts, Round Cuts, Shaftings, Pipe Cuts |
| Condition of supply | Loose Bales, Compressed Bales, Pillow Bales, Bulk, Capsules, Side slits |
| STANDARD | WERKSTOFF NR. | UNS | JIS | AFNOR | EN |
| SS 17-4PH | 1.4542 | S17400 | SUS 630 | Z6CNU17-04 | X5CrNiCuNb16.4 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Cb+Ta |
| SS 17-4PH | 0.07 max | 1.0 max | 1.0 max | .07 max | .03 max | 17.5 - 15.0 | .05 | .- |
| Grade | Ultimate Tensile Strength, psi | Yield Strength, psi | Elongation | Rockwell Hardness |
| 17-4PH | 160,000 | 145,000 | 5% | C35 |
Electrical Industry
Automotive Industry
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Pharmaceutical Industry
Petroleum Industry
Petrochemical Industry
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