Lecong Stainless is a reputable manufacturer and supplier based in Da Nang, Vietnam, known for its top-notch Stainless Steel 17-7 PH Coils. These coils are crafted for high strength, corrosion resistance, and durability, making them perfect for tough industrial applications. This particular grade of precipitation-hardening stainless steel boasts impressive mechanical strength, resistance to stress corrosion, and thermal stability, which is why it’s a go-to choice in industries like aerospace, chemical processing, petrochemical, and marine.
The Stainless Steel 17-7 PH Coils are made up of 17% chromium and 7% nickel, along with trace amounts of copper and niobium/tantalum for that extra precipitation hardening. They offer impressive tensile strength ranging from 930 to 1400 MPa, yield strength between 655 and 1100 MPa, and elongation of 10 to 20%, depending on how they’re age-hardened. These coils are known for their excellent resistance to general corrosion, pitting, and stress corrosion cracking. The blend of high strength, toughness, and corrosion resistance guarantees dependable performance in high-pressure, high-temperature, and moderately corrosive environments.
| 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 |
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Stainless Steel 17-7 PH Coil is an austenitic precipitation-hardening steel. It has excellent mechanical properties and corrosion resistance. It is also widely used in aerospace, automotive, and industrial applications.
Stainless Steel 17-7 PH Welding Coils have excellent strength properties and high corrosion resistance. Generally, they could be recommended to all users looking for stability of mechanical properties and could be used in aerospace, automotive, or industrially.
Stainless Steel 17-7 PH Bright Annealed Coils have a bright annealed surface finish that’s polished and mirror-like. This is a high-strength alloy with excellent resistance to corrosion that is best applied in precision uses and components.
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.
You’ll find Stainless Steel 17-7 PH Coils widely utilized across various sectors, including aerospace, chemical processing, petrochemical, marine, and power generation. They’re perfect for crafting high-strength structural components, piping systems, pressure vessels, tanks, and industrial equipment that face mechanical stress and corrosive conditions. In marine and offshore settings, they offer long-lasting durability against corrosion and fatigue. These coils are also essential in turbine components, heat exchangers, and critical process equipment where strength, reliability, and corrosion resistance are non-negotiable. With their outstanding mechanical properties and long-term performance, Stainless Steel 17-7 PH Coils are a trusted choice for many industries.















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