MERIH STAINLESS, located in Istanbul, Turkey, stands out as a top manufacturer and supplier of high-quality stainless steel products, including the sought-after Stainless Steel 17-4 PH Pipes, specifically catering to clients in Da Nang, Vietnam. Known for their precision engineering and rigorous quality control, the company guarantees durability, corrosion resistance, and reliable performance across all their products. With a strong focus on innovation and customer satisfaction, MERIH STAINLESS delivers pipes that adhere to international standards, serving industries that require dependable and high-performance stainless steel solutions. Their extensive global reach and technical know-how make them a trusted partner for all stainless steel piping needs.
Stainless Steel 17-4 PH Pipes are primarily made up of iron, with 15–17.5% chromium, 3–5% nickel, and 3–5% copper, along with trace amounts of manganese, silicon, and carbon. This type of precipitation-hardening stainless steel is known for its excellent corrosion resistance, impressive strength, and good hardness, even at higher temperatures. Its mechanical properties include a tensile strength ranging from 1,000 to 1,300 MPa, yield strength between 850 and 1,100 MPa, and hardness levels from 28 to 40 HRC, depending on the heat treatment process. It strikes a balance between toughness and dimensional stability, making it perfect for applications that require both structural integrity and resistance to wear, stress, and environmental degradation.
| Specifications | ASTM A312 / ASME SA312 |
| Dimensional specification | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Size | 1 / 8″ NB – 24″ NB |
| Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Manufacturing Shapes | Hydraulic, Round, Square, Hex, Honed |
| Manufacturing Techniques | Normalized & as Rolled |
| Schedule Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| End Types | Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends) |
| Surface Finish | No.1, No.4, No.8 Mirror Finish, 2B |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| Inspection and Test Reports | EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Seamless Pipes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Heat Treatment | Normalized, Normalized & Tempered |
| Packing of Seamless Pipes | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials | Sizes and Specifications other than above can be on request |
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-4 PH | 0.07 max | 0.15-0.45 | 15.00-17.50 | 3.00-5.00 | Bal | 1.0 max | 3.0-5.0 | 0.40 max | 0.03 max | 1.0 |
| Grade | Tensile Strength ksi (MPa) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Rockwell) MAX |
| SS 17-4 PH | 170000 psi | 140000 psi | 6% | 38 |
Contact us to get a quick quote for your requirement.
We ensured the high quality standards for Stainless Steel 17-4 PH pipes with strict testing and certification. The pipe is checked with a set of comprehensive tests that include chemical analysis, mechanical property checks, and corrosion resistance assessments. Relevant certificates, like Mill Test Certificates (MTC), accompany the products as well to meet international standards completely.
“High-quality 17-4 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 17-4 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 17-4 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.
UNS S17400 spiral welded pipes provide exceptional strength and corrosion resistance. Ideal for high-pressure and demanding applications, they offer durability and reliable performance in challenging industrial environments.
17-4 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 17-4 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.
Stainless Steel 17-4 PH Pipes find extensive use in the chemical, petrochemical, and aerospace industries, thanks to their outstanding corrosion resistance and mechanical strength. They are particularly well-suited for high-pressure piping systems, heat exchangers, and hydraulic lines. Moreover, these pipes are utilized in marine, pharmaceutical, and food processing equipment, where hygiene and durability are paramount. Their impressive strength-to-weight ratio makes them ideal for structural applications and mechanical components that face corrosive environments. MERIH STAINLESS ensures that these pipes are precision-engineered to support critical infrastructure, delivering reliability and performance that industries can count on.







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