Nestled in the industrial heart of Manama, Bahrain, Niazi Stainless has built its reputation on supplying high-quality stainless steel components. Our focus here is on the exceptional Stainless Steel 17-7 PH Fasteners, a premium choice for engineers and fabricators who demand more than just standard performance. We understand that the integrity of your project hinges on the reliability of every component, which is why we ensure our 17-7 PH fasteners meet the most stringent standards for critical applications.
What makes 17-7 PH so special is its unique composition. It’s a precipitation-hardening alloy containing chromium and nickel, which allows it to be heat-treated to achieve remarkable strength. After this treatment, these fasteners develop a tensile strength far surpassing many other stainless grades. Crucially, this high strength is combined with the material’s ability to flex under stress without fracturing, offering excellent mechanical properties. This combination ensures they can handle severe conditions.
| 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.
You’ll typically find these fasteners hard at work in demanding environments where failure is not an option. They are essential in aerospace components, such as aircraft engines and structural parts, where their strength-to-weight ratio is invaluable. The petroleum and chemical industries rely on them for valves, pumps, and machinery where corrosion resistance is critical. They are also the fastener of choice for manufacturing machinery, medical instruments, and other high-tech equipment. Essentially, they are the go-to solution when you need a fastener that can withstand substantial stress, corrosion, and wide temperature variations while maintaining its grip.
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