Andre Stainless is a prominent manufacturer and exporter of Stainless Steel 17-4 PH Coils in Pulau Ujong, Singapore. Precision-rolled and heat-treated, the coils provide superior strength, toughness, and corrosion resistance. Produced in accordance with ASTM and AMS specifications, the coils are suitable for forming, stamping, and fabrication in high-performance applications. With emphasis on quality and consistency, Andre Stainless produces tailor-made coil widths, thicknesses, and tempers appropriate for aerospace, marine, defense, and chemical processing industries. Its products are recognized for reliability, precise dimension, and outstanding surface finish for a variety of applications.
17-4 PH stainless steel contains around 15–17.5% chromium, 3–5% nickel, 3–5% copper, and trace amounts of niobium. Following solution treatment and aging, coils exhibit tensile strength of 1000–1200 MPa, yield strength of approximately 1100 MPa, and HRC 40–45 hardness. Good ductility (8–10% elongation) is maintained, along with superior fatigue strength and moderate corrosion resistance. Mechanical properties are a function of temper (e.g., H900, H1150), which provides flexibility in use. The alloy can be welded and formed in the annealed state prior to aging to final strength.
| Product Name | 17-4 ph stainless steel coil |
| Grades | 301/EN 1.4310/SUS301 |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard as customer’s requirements |
| Thickness | 0.02mm-6.0mm |
| Width | 1.0mm-1500mm |
| Edge | Slit/Mill |
| Quantity Tolerance | ±10% |
| Paper Core Internal Diameter | Ø500mm paper core, special internal diameter core and without paper core on customer request |
| Surface Finish | NO.1/2B/2D/BA/HL/Brushed/6K/8K Mirror,etc |
| Packaging | Wooden Pallet/Wooden Case |
| Payment Terms | 30% TT deposit and 70% balance before shipment, 100% LC at sight |
| Delivery Time | 5-7 working days |
| MOQ | 200Kgs |
| Sample | The sample of 301 stainless steel coil is available |
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo |
| 17-4 ph Coils | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.00-18.00 | 6.00-8.00 | – |
| Grade | EN Grade | Yield Strength Rp0.2(N/mm²) | Tensile Strength Rm(N/mm²) | Hardness | Vickers Hardness(HV) | Elongation A50% |
| 17-4 ph Coils | 1.4310 | ≥205 | ≥520 | Annealed | ≥160 | ≥40 |
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Stainless Steel 17-4 PH Coil is a high-strength, precipitation-hardening steel alloy known for its excellent mechanical properties and corrosion resistance, which is used in aerospace, automotive, and industrial applications.
Stainless Steel 17-4 PH Welding Coils are high-strength corrosion-resistant coils. They provide good mechanical properties and stability, suitable for aerospace, automotive, and industrial applications.
Stainless Steel 17-4 PH Bright Annealed Coils have a reflective bright surface from the bright annealing process. They have high strength and resistance to corrosion, high strength, and are recommended for applications requiring precision components.
Stainless Steel 17-4 PH Coiled Plated possesses enhanced corrosion strength and toughness properties. These offer higher strength levels in combination with the excellent mechanical properties, suitable for demanding applications including aerospace, automobile, and industries.
Stainless Steel 17-4 PH hot rolled coils are produced through hot rolling and showcase a high strength and durability. The coils are best suited for applications requiring toughness and resistance to stress and corrosion.
SS 17-4 PH Cold Rolled Coils are cold-rolled coils for a smooth, precise finish with enhanced mechanical properties. Their high strength, excellent dimensional accuracy, and corrosion resistance make them suitable for high-performance applications.
We ensure transparency with our Stainless Steel 17-4 PH Coils as we have the assurance of quality. All shipments are accompanied by necessary documents: a commercial invoice, packing list, fumigation certificate, heat treatment chart, and NABL-approved lab test report. We provide EN 10204/3.1b material test certificate, PMI test certificate, 100% radiography test report, and Third-Party Inspection Certificate. The documentation is thorough and well-structured to ensure total client satisfaction.
17-4 PH coils find extensive applications in industries that necessitate precision-forged parts with good strength and moderate corrosion resistance. They are best suited to produce springs, washers, brackets, aerospace panels, and structural reinforcements. The coils also find applications in marine use and gas turbines where they need to resist fatigue and stress corrosion. They find applications in the medical industry to produce surgical instruments and hardware. Andre Stainless offers coils of different thicknesses and surface finishes with applications for deep drawing, forming, as well as machining processes in various industries including automobile, defense, energy, and chemical processing.







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