Based in Delhi, India, Harshita Stainless is a top producer and supplier of stainless steel 17-7 PH fasteners, providing high-performance fastening solutions for demanding industrial applications. Under high-stress and high-temperature circumstances, these fasteners are made to provide exceptional mechanical strength, stability, and resistance to corrosion. Harshita Stainless uses high-quality raw materials and cutting-edge technology to manufacture 17-7 PH fasteners, guaranteeing consistent quality and dimensional accuracy. Utilised extensively in the chemical, petrochemical, marine, and aerospace sectors, the business is renowned in both domestic and foreign markets for its dedication to quality, prompt delivery, and customer satisfaction.
16–18% chromium, 6.5–7.75% nickel, 0.75–1.5% aluminium, and up to 0.09% carbon make up stainless steel 17-7 PH fasteners. High strength, outstanding fatigue resistance, and good corrosion resistance are all provided by these precipitation-hardened fasteners. They have tensile strength of up to 1310 MPa, yield strength of about 1170 MPa, and elongation of 6% to 10%, depending on the heat treatment. The alloy is perfect for high-performance and precise fastening applications in a range of industries because it retains its strength and dimensional stability even after being exposed to heat.
| Property | 17-7 PH |
| Density, lb/in3 | 0.282 |
| Modulus of Elasticity, psi | 29 x 106 |
| Coefficient of Thermal Expansion, 68-212˚F, /˚F | 8.5 x 10-6 |
| Thermal Conductivity, Btu/ft hr ˚F | 9.5 |
| Specific Heat, Btu/lb ˚F | 0.11 |
| Electrical Resistivity, Microohm-in | 31.5 |
| Element | 17-7PH |
| Carbon | 0.09 |
| Chromium | 16.0-18.0 |
| Nickel | 6.5-7.7 |
| Manganese | 1.00 |
| Silicon | 1.00 |
| Aluminum | 0.75-1.50 |
| Phosphorus | 0.040 |
| Sulfur | 0.030 |
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Corrosion-resistant and durable, these nuts are commonly used in aerospace and industrial applications. They typically come in sizes ranging from M2 to M48 and can be used with various bolt sizes, providing strong clamping force and resistance to wear.
These stud bolts offer excellent corrosion resistance and high strength. Available in sizes from M6 to M30, they are used for applications requiring precise alignment and robust mechanical properties. The 17-7 PH alloy ensures durability under stress and high temperatures.
Stainless Steel 17-7 PH bolts offer superior corrosion resistance and high tensile strength, making them perfect for demanding environments. Available in sizes from M4 to M36 and various lengths, they are ideal for aerospace and structural applications. Their hardness and resistance ensure reliability and durability in critical applications.
Highly resistant to corrosion, these rods are used in applications where strength and durability are crucial. Sizes range from M6 to M30 with varying lengths. They provide excellent mechanical properties and are suitable for fastening and structural support.
Offering exceptional corrosion resistance, these screws are used in high-stress environments. They are available in sizes from M2 to M20 and are suitable for precision applications. Their high strength and durability make them ideal for aerospace and mechanical assemblies.
These washers provide excellent corrosion resistance and are used to distribute loads evenly. They come in sizes from M2 to M50 and are commonly used with 17-7 PH fasteners to enhance performance in high-stress and high-temperature environments.
All orders for our Stainless Steel 17-7 PH Fasteners are accompanied by essential documentation such as a commercial invoice, packing list, fumigation certificate, heat treatment chart, quality assurance plan, and NABL-approved lab test report. These documents give authenticity and quality superiority of the fasteners and comfort to the customer regarding the use. Besides, we offer different test certificates for our Stainless Steel 17-7 PH Fasteners such as MTC as per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and Third Party Inspection Certificate against our commitment towards the product and customer excellence.
Fasteners made of stainless steel 17-7 PH are frequently utilised in demanding applications that call for high strength, resistance to corrosion, and fatigue durability. These consist of marine hardware, chemical processing equipment, aircraft assemblies, missile systems, and aerospace components. They are perfect for vibration-resistant assemblies, structural joints, and high-load bolting because of their exceptional mechanical performance. In the nuclear and automotive industries, where accuracy and long-term dependability are crucial, 17-7 PH fasteners are also used. They provide reliable performance in demanding operating conditions because of their capacity to function in corrosive environments and high temperatures.
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