Home > Stainless Steel > Stainless Steel 17-7 PH Pipe
Discover the pinnacle of quality and performance with Stainless Steel 17-7 PH Pipes, prominently showcased on our product pages. Browse a wide selection of carefully engineered solutions designed to satisfy the strict requirements of diverse industrial applications. custom-built with precision, our SS 17-7 PH Pipes comply with stringent industry standards, delivering outstanding durability and corrosion resistance. As a dependable supplier, we place customer satisfaction first by providing customizable options, competitive pricing, and timely delivery. Whether backing construction, infrastructure, or industrial projects, our stainless steel pipes exceed expectations, setting fresh benchmarks for excellence. Elevate your operations with our steadfast dedication to quality and innovation, ensuring reliable performance at every step.
| 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 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge manufacturing facilities strategically situated in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials on hand and ready to ship.
Reach out to us for a fast quote tailored to your requirement.
These Stainless Steel 17-7 PH Pipes are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance: In general, Stainless steel offers excellent corrosion resistance, and the 17-7 pH grade is no different. It withstands a range of corrosive substances, such as acids, alkalis and salt water, which makes it well-suited to many applications, especially within the marine, chemical and aerospace industries.
High Strength: Following heat treatment, 17-7 PH stainless steel demonstrates considerable strength and toughness, making it appropriate for uses that demand structural integrity and durability. This strength also holds up at elevated temperatures, delivering outstanding performance in extreme conditions.
Thermal resistance: Offers extremely high thermal resistance, which makes it appropriate for use in settings such as industrial furnaces, furnaces and vents where thermal resistance is needed
Formability: Even with its considerable strength, 17-7 PH stainless steel maintains excellent formability, allowing it to be readily manufactured into a range of shapes and sizes. This characteristic makes it appealing for applications that call for complex geometries or custom designs.
Versatility: The blend of corrosion resistance, strength and manufacturability makes 17-7 PH stainless steel a versatile material, suitable for aerospace products, chemical application equipment, springs, shafts and automotive parts.
Stainless Steel 17-7 PH Pipes serve applications as varied as the industries that use them, led chiefly by the aerospace, railway, construction and automotive industries along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Aerospace: These stainless steels are frequently employed in aerospace applications thanks to their high strength-to-weight ratio, resistance to corrosion, and capacity to endure extreme temperatures. They can be found in aircraft components including aircraft, landing gear, and engine parts.
Oil and Gas: Within the oil and gas sector, 17-7 PH stainless steel pipes serve in pipelines, wellhead equipment, downhole equipment, and more. Its corrosion resistance makes it environmentally friendly for handling aggregate roughness and water corrosion.
Chemical applications: The resistance to corrosion and high temperatures of 17-7 PH stainless steel makes it well-suited for chemical applications like reactors, heat exchangers, and piping systems that need to be strong and dependable.
Medical devices: Certain medical devices require materials offering high strength, corrosion resistance, and biocompatibility. Stainless steel with a pH of 17-7 can serve in surgical instruments, orthopedic implants, and medical containers.
Automotive: In the automotive sector, 17-7 PH stainless steel pipe appears in exhaust systems, fuel lines, and other components where corrosion resistance and high-temperature resistance are needed to provide has been in operation for a long time.
Marine Applications: 17-7 pH stainless steel is applied in marine components, boat components, and offshore structures owing to its resistance to corrosion in the marine environment
Machine parts for precision: Its blend of high strength, good formability, and corrosion resistance makes 17-7 PH stainless steel suitable for a range of precision machine parts such as springs, shafts, and fasteners
Food and Beverage Industry: Stainless steel is widely used in the food and beverage industry because of its cleanliness and corrosion properties. 17-7 PH Stainless steel pipe can be used in process equipment, tanks, and piping systems.
Material: Stainless Steel 17-7 PH is a precipitation-hardened stainless steel that contains chromium, nickel, aluminum, and other elements. Confirm that the pipe materials align with the needs of your application, including capacity, corrosion resistance, strength, and heat resistance.
Size and Dimensions: Identify the pipe size and diameter you need according to your project specifications. Take into account aspects like thickness, wall thickness, and height so that it suits your design or application.
Pressure and Temperature Analysis: Review how your application performs, including its pressure and temperature demands. Select a stainless steel 17-7 PH pipe rated for the correct pressure and temperature so it can endure the conditions without failing.
Corrosion Resistance: Stainless steel 17-7 PH delivers outstanding corrosion resistance, which makes it appropriate for a range of environments, including marine and chemical applications. Verify that the pipe offers the corrosion resistance needed for your particular environment.
Strength and mechanical properties: Stainless steel with a pH of 17-7 is recognized for its high strength and superb mechanical properties, including durability. Evaluate and choose the strength requirements of your application pipe with sufficient mechanical properties to handle load and stress conditions.
Surface Finish: Take into account the surface finish for stainless steel 17-7 PH pipe according to your application requirements. Choices may include polished, brushed, or annealed finishes, each providing aesthetic and functional qualities.
Certifications and Standards: Confirm that stainless steel 17-7 PH pipe complies with the relevant industry standards and certifications, such as ASTM, ASME, or EN standards. Following this standard guarantees quality, efficiency and safety.
Supplier Name: Select a well-regarded supplier or manufacturer recognized for supplying quality stainless steel. Review customer feedback, certifications, and industry listings to confirm reliability and product accuracy.
| Pipe Size | O.D. inches | Pipe Schedule | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 5 | 10 | 40 | STD | 80 | XH | 160 | XXH | ||
| 1/8 | 0.405 | .1383 | .1863 | .2447 | .2447 | .3145 | .3145 | ||
| 1/4 | 0.540 | .2570 | .3297 | .4248 | .4248 | .5351 | .5351 | ||
| 3/8 | 0.675 | .3276 | .4235 | .5676 | .5676 | .7388 | .7388 | ||
| 1/2 | 0.840 | .5380 | .6710 | .8510 | .8510 | 1.088 | 1.088 | 1.304 | 1.714 |
| 3/4 | 1.050 | .6838 | .8572 | 1.131 | 1.131 | 1.474 | 1.474 | 1.937 | 2.441 |
| 1 | 1.315 | .8678 | 1.404 | 1.679 | 1.679 | 2.172 | 2.172 | 2.844 | 5.214 |
| 1-1/4 | 1.660 | 1.107 | 1.806 | 2.273 | 2.273 | 2.997 | 2.997 | 3.765 | 5.214 |
| 1-1/2 | 1.900 | 1.604 | 2.085 | 2.718 | 2.718 | 3.631 | 3.631 | 4.859 | 6.408 |
| 2 | 2.375 | 1.604 | 2.638 | 3.653 | 3.653 | 5.022 | 5.022 | 7.444 | 9.029 |
| 2-1/2 | 2.875 | 2.475 | 3.531 | 5.793 | 5.793 | 7.661 | 7.661 | 10.01 | 13.69 |
| 3 | 3.500 | 3.029 | 4.332 | 7.576 | 7.576 | 10.25 | 10.25 | 14.32 | 18.58 |
| 3-1/2 | 4.000 | 3.472 | 4.973 | 9.109 | 9.109 | 14.98 | 12.50 | 22.85 | |
| 4 | 4.500 | 3.915 | 5.613 | 10.79 | 10.79 | 14.98 | 14.98 | 22.51 | 27.54 |
| 5 | 5.563 | 6.349 | 7.770 | 14.62 | 14.62 | 20.78 | 20.78 | 32.96 | 38.55 |
| 6 | 6.625 | 7.585 | 9.289 | 18.97 | 18.97 | 28.57 | 28.57 | 45.30 | 53.16 |
| 8 | 8.625 | 9.014 | 13.40 | 28.55 | 28.55 | 43.39 | 43.39 | 74.69 | 72.42 |
| 10 | 10.750 | 15.19 | 18.70 | 40.48 | 40.48 | 64.33 | 54.74 | ||
| 12 | 12.750 | 20.93 | 24.16 | 53.52 | 49.56 | 88.51 | 65.42 | ||
| 14 | 14.000 | 42.05 | 63.37 | 54.57 | 106.1 | 72.09 | |||
| 16 | 16.000 | 42.05 | 82.77 | 62.58 | 136.5 | 82.77 | |||
| 18 | 18.000 | 47.39 | /104.8 | 70.59 | 170.8 | 93.45 | |||
| 20 | 20.000 | 52.73 | 122.9 | 78.60 | 208.9 | 104.1 | |||
| 24 | 24.000 | 63.41 | 171.2 | 94.62 | 296.4 | 125.50 | |||
Email: sales@koasteel.nz
