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MUKAU FASTENERS stands out as a top manufacturer and supplier in Kinshasa, Congo, offering high-performance Stainless Steel 17-4 PH Nuts that are designed for outstanding strength, corrosion resistance, and durability. Crafted from precipitation-hardening stainless steel, these nuts boast excellent mechanical stability and impressive tensile strength, making them perfect for tough industrial and structural applications. MUKAU FASTENERS is committed to precision manufacturing and adheres to international quality standards, providing 17-4 PH Nuts that are essential for industries like aerospace, petrochemical, marine, and power generation, where secure fastening and long-lasting reliability are crucial. These nuts excel under stress, heat, and harsh conditions.
Stainless Steel 17-4 PH Nuts are composed of about 17–19% chromium, 3–5% nickel, 3–5% copper, and 0.07% carbon, with small amounts of niobium or tantalum added for precipitation hardening. They showcase a tensile strength between 930 and 1,200 MPa, along with high yield strength, remarkable hardness, toughness, and fatigue resistance. These nuts can be heat-treated to achieve specific mechanical properties, ensuring dimensional stability, corrosion resistance, and high-strength performance. The 17-4 PH composition guarantees reliable fastening in critical industrial settings, blending durability with resistance to stress corrosion and mechanical wear.
| Specifications | ASTM A 193 / ASME SA 193 |
| Standard | DIN, ISO, JIS, GB, IS, BS, ASTM and all International Standards |
| Size | M3 – M100 | 3/6″ – 4″ | Custom Sizes |
| Nut Length | 3 mm – 200 mm | Custom Sizes |
| Nuts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| 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 max |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Stainless Steel 17-4 PH Nuts find extensive use in aerospace, chemical and petrochemical facilities, marine engineering, power generation, and high-performance machinery, thanks to their exceptional strength and corrosion resistance. They are perfect for securing high-stress components, structural assemblies, pressure vessels, and vital machinery, where mechanical integrity and reliability are essential. The 17-4 PH grade ensures long-lasting durability, heat resistance, and low maintenance. MUKAU FASTENERS’ 17-4 PH Nuts provide secure fastening solutions that meet the demands of various industries.
We ensure proper documentation for our stainless steel 17-4 PH nuts, including marketing documents, packaging documents, fuming certificates, heat treatment protocols, quality assurance programs, and NABL-approved laboratory test report Stainless Steel 17-4 PH Our comprehensive test certificates for nuts include MTC according to EN 10204/3.1b, PMI test certificate, 100% radiography test report and third party inspection certificate. In addition, each order is carefully packaged to minimize shipping delays. These careful efforts are made to ensure the quality and compliance of our Stainless Steel 17-4 PH Nuts to ensure 100% customer satisfaction.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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