Walid Stainless, located in Tunis, Tunisia, stands out as a dependable manufacturer and supplier of top-notch stainless steel products, including Stainless Steel 17-7 PH pipes. Renowned for their precision engineering, durability, and reliable performance, Walid Stainless provides piping solutions tailored for tough industrial and structural applications. The 17-7 PH pipes are crafted in line with international standards, ensuring they boast dimensional accuracy, strength, and a long lifespan. With a wealth of technical expertise and a strong focus on customer satisfaction, Walid Stainless has built a solid reputation both in Tunisia and on the global stage.
Stainless Steel 17-7 PH is a precipitation-hardening stainless steel that contains around 17% chromium, 7% nickel, and aluminum as its main strengthening agent. This unique blend offers impressive corrosion resistance along with outstanding mechanical strength after heat treatment. The pipes showcase high tensile and yield strength, commendable hardness, and excellent dimensional stability. Stainless Steel 17-7 PH retains its mechanical properties across a broad temperature range, making it ideal for applications that demand strength, fatigue resistance, and moderate corrosion resistance.
| Standard | 17-7PH / 1.4568 |
|---|---|
| Size | 1/8” to 48”, Seamless Pipes up to 24” |
| Designation | ASTM A312, ASME SA312, ASTM A269, ASTM A213, ASTM A249, ASTM A270, ASTM A511, ASTM A554, ASTM A778, ASTM A908, ASME SA249 |
| Thickness | 0.4mm up to 30.00 mm, Schedules 5, 10S, 10, 30, 40S, 40, 80, 80S, XS, 160, XXH |
| Type | Seamless, Welded, Cold Drawn, Structural, Hot Finished, Extruded, Annealed & Pickled |
| Form | Round, Square, Rectangular |
| Length | Standard 6-6.1 meter length, 20 Ft, Custom Cut Lengths |
| Application | Variety of springs and washers, Chemical processing equipment, Heat exchangers, Power boilers, Superheater tubes, Components used in high-strength/high-temperature conditions. |
| Element | Content (%) |
|---|---|
| Chromium, Cr | 16-18 |
| Nickel, Ni | 6.50 – 7.75 |
| Manganese, Mn | 1 max |
| Silicon, Si | 1 max |
| Aluminum, Al | 0.75 – 1.50 |
| Carbon, C | 0.09 max |
| Phosphorous, P | 0.040 max |
| Sulfur, S | 0.030 max |
| Iron, Fe | Balance |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 1170 MPa | 170000 psi |
| Yield strength | 965 MPa | 140000 psi |
| Modulus of elasticity | 204 GPa | 29600 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break | 6% | 6% |
| Hardness, Rockwell C | 38 | 38 |
Contact us to get a quick quote for your requirement.
We tests Stainless Steel 17-7 PH pipes to the utmost extent to assure superior quality and performance. All batches are strictly inspected, and mechanical property tests, corrosion resistance checks, and dimensional accuracy checks are performed on each batch. Pipes are supplied with test certificates that are in compliance with industrial standards.
High-quality 17-7 PH stainless steel pipes offer exceptional strength, corrosion resistance, and durability. Perfect for demanding industrial applications, they provide reliable performance in extreme conditions and harsh environments.
ASTM A312 SS 17-7 PH ERW pipes deliver outstanding strength and corrosion resistance. Ideal for high-stress applications, they ensure durability and reliable performance in challenging industrial environments and applications.
Stainless Steel 17-7 PH capillary pipes offer superior strength and corrosion resistance. Ideal for precision applications, they ensure reliability and durability in demanding environments, combining high performance with long-lasting quality.
SS 17-7 PH spiral welded pipes offer high strength and corrosion resistance, ideal for aerospace and industrial applications. Their spiral weld construction enhances durability and performance in demanding environments.
17-7 PH SS electropolished pipes offer superior corrosion resistance and a smooth finish. Ideal for sanitary and high-performance applications, they provide enhanced durability and reliability in demanding environments.
SS 17-7 PH slot round pipes feature exceptional strength and corrosion resistance with precision slots. Ideal for structural and filtration applications, they ensure durability and high performance in demanding conditions.
These Stainless Steel 17-7 PH pipes find extensive use in industries that require high strength and dependable performance. Typical applications include aerospace components, chemical processing equipment, pressure vessels, structural tubing, and mechanical systems. They are also utilized in springs, fittings, and high-stress scenarios where dimensional stability and fatigue resistance are paramount. With a well-rounded mix of strength, corrosion resistance, and durability, 17-7 PH pipes deliver efficient, long-lasting performance in challenging industrial and engineering settings.
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