Headquartered in Bangkok, Thailand, Chanchai Stainless is a reliable stainless steel manufacturer and supplier of superior stainless steel products, catering to a wide range of industries with distinction and accuracy. Among its specialized products, the company offers Stainless Steel 17-7 PH Coils, known for their exceptional strength, hardness, and resistance to corrosion. These coils are designed to withstand tough applications, an ideal option for industries demanding high-performance materials. With intense emphasis on innovation, quality assurance and punctual delivery, Chanchai Stainless has become a dependable business ally in delivering cutting-edge stainless steel solutions according to world industrial requirements.
Stainless Steel 17-7 PH Coils are a state-of-the-art precipitation-hardening alloy containing 16–18% chromium, 6.5–7.75% nickel, and 0.75–1.5% aluminum, with iron as the basis. The special composition provides improved mechanical properties along with superior corrosion resistance. The coils provide tensile strength up to 1310 MPa, excellent hardness, and excellent fatigue resistance, and they are ideal for high-stress applications. They exhibit dimensional stability and also resist oxidation excellently, even under high temperatures. These all combined make 17-7 PH coils a dependable material for key engineering purposes that demand strength, toughness, and corrosion resistance.
| Product Name | 17-7 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 |
| 17-7 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% |
| 17-7 ph Coils | 1.4310 | ≥205 | ≥520 | Annealed | ≥160 | ≥40 |
Contact us to get a quick quote for your requirement.
For enhanced corrosion resistance, these Stainless Steel 17-7 PH Plated Coils are coated. They posses high strength and have excellent mechanical properties, which enable their application for demanding aerospace, automotive, and industrial purposes.
Stainless Steel 17-7 PH Hot Rolled Coils are rolled hot. They are highly strong and have a lot of durability. These are very useful for applications that require toughness, resistance to stress, and corrosion.
S 17-7 PH Cold Rolled Coils are cold rolled for a smooth, precise finish and enhanced mechanical properties. They provide high strength, excellent dimensional accuracy, and corrosion resistance.
We ensure quality products like Stainless Steel 17-7 PH Coils that consistently perform. We test these through various procedures such as hardness testing, spectro analysis, PMI, and flaring tests. In addition, we conduct micro and macro tests, pitting resistance, and IGC tests to ensure superior quality in every material delivered. We have full documentation along with our rigid testing procedures, including commercial invoices, packing lists indicating net and gross weights, box numbers, and labels. We also provide a legalized or attested Certificate of Origin, Third-Party Inspection Certificates, for total assurance that we will be committed to providing the best products and unmatched customer satisfaction.
Stainless Steel 17-7 PH Coils find extensive application in industries requiring high strength and durability over a long period of time. In the aviation industry, they are widely used in springs, fasteners, and structural parts that need fatigue resistance. In the automotive sector, they are used in suspension parts, exhaust components, and other high-performance applications. Their superior mechanical stability also renders them useful in medical equipment, oil and gas machinery, and marine vessels, where exposure to severe conditions requires durability. They are also employed in precision instruments and military products, where both strength and oxidation resistance are equally important for safe, effective performance.
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