Braxton Fittings is a leading manufacturer and supplier of Stainless Steel 17-7 PH Pipe Fittings in Midland, UK. Known for their exceptional strength, corrosion resistance, and versatility, these fittings are designed to meet the demands of industries like aerospace, chemical processing, and marine. With advanced precipitation-hardening properties, Stainless Steel 17-7 PH offers reliable performance in high-stress environments. We are committed to delivering top-quality products that adhere to strict industry standards, ensuring durable and efficient solutions for your industrial piping needs.
| Grade | Properties | Imperial |
|---|---|---|
| 17-7 PH | Density | 7.80 g/cm3 |
| Tensile strength | 170000 psi | |
| Yield strength | 140000 psi | |
| Modulus of elasticity | 29600 ksi |
Stainless Steel 17-7 PH Pipe Fittings are composed of iron, 16-18% chromium, 6.5-7.75% nickel, and 0.75-1.5% aluminum, with minimal traces of manganese, silicon, and carbon. This alloy is designed for superior strength and corrosion resistance. It has a tensile strength of up to 1310 MPa and yield strength of 1170 MPa (TH1050 condition). The fittings exhibit excellent fatigue and stress corrosion resistance, making them ideal for demanding environments. Their precipitation-hardening capability enhances performance, and they maintain stability under high temperatures, ensuring reliability in critical industrial applications.
| 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 |
| 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 |
Braxton Fittings one of the largest suppliers of Stainless Steel 17-7 PH Pipe Fittings in Midland, UK. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 17-7 PH is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 17-7 PH Pipe Fittings in the UK.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 17-7 PH Pipe Fittings from Braxton Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Stainless Steel 17-7 PH Pipe Fittings offer excellent advantages, including high strength, superior corrosion resistance, and excellent fatigue properties, making them ideal for demanding applications. They maintain stability and mechanical integrity under high-pressure and high-temperature conditions. These fittings have outstanding stress corrosion cracking resistance and are highly durable, ensuring long service life. The alloy’s precipitation-hardening capability allows for customization of strength through heat treatment. Additionally, they are easy to fabricate and weld, providing versatility for aerospace, chemical processing, and marine industries. Their lightweight yet robust nature enhances operational efficiency.
Yes, custom sizes are available for Stainless Steel 17-7 PH Pipe Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@braxtonfittings.co.uk.
| Property | 17-7PH ≤ 0.010 inch thick | 17-7PH > 0.010 inch thick |
|---|---|---|
| Yield Strength, min. (ksi) | 65 | 55 |
| Tensile Strength, min. (ksi) | 150 | 150 |
| Elongation, min. (%) | – | 20 |
| Hardness, max. (Rb) | – | 92 |
| Properties | Metric | Imperial |
|---|---|---|
| Thermal conductivity | 16.4 W/mK | 114 BTU in/hr.ft2.°F |
| Thermal expansion co-efficient (@0.000-100°C/32-212°F) | 11 µm/m°C | 6.11 µm/m°C |
SS 17-7 PH Pipe Fittings are widely used in industries requiring high strength and corrosion resistance. In aerospace, they are utilized for structural components and critical assemblies. The chemical and petrochemical industries rely on these fittings for handling corrosive fluids and gases. In marine environments, they serve in shipbuilding and offshore platforms due to their resistance to seawater. They are also employed in power generation, food processing, and medical equipment manufacturing. Their reliability in high-stress and high-temperature applications makes them a preferred choice across various sectors.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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