Njabulo Stainless, based in Cape Town, South Africa, is a trusted manufacturer and supplier of Stainless Steel XM19 Stud Bolts. These high-strength stud bolts are designed for secure, durable, and precise fastening in industrial, marine, chemical, and high-performance applications. Njabulo Stainless ensures precision threading, smooth surfaces, and uniform dimensions, providing long-lasting and leak-proof connections. Stainless Steel XM19 stud bolts are widely used in marine engineering, petrochemical, aerospace, power generation, and industrial machinery, where excellent corrosion resistance, mechanical strength, and heat tolerance are critical for safe, efficient, and reliable operations.
Stainless Steel XM19 Stud Bolts are made from high-nickel austenitic stainless steel XM19, containing nickel (18–20%), chromium (17–19%), and molybdenum (3–4%). This composition provides superior corrosion resistance, high tensile strength, and excellent toughness, especially in chloride-rich and marine environments. Mechanically, XM19 stud bolts offer dimensional stability, high fatigue resistance, and resistance to stress corrosion cracking, making them suitable for critical and high-stress applications. Precision manufacturing ensures smooth threads and accurate dimensions, allowing secure fastening in industrial, marine, chemical, and high-performance equipment applications.
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel XM19 Studbolts |
ANSI ,DIN,ASME,ASTM |
ASTM / ASME – A/ SA 320 |
M4-M100(1/4-4 inch) |
M02 to M33 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| XM19 | min. max. | – 0.06 | 4.0 6.0 | – 1.00 | – – | – – | 20.5 23.5 | – | 11.5 13.5 | – |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| XM19 | 100 KSi | 55 KSi | 35% | 55% | 293 |
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These are high-strength, corrosion-resistant bolts commonly used in heavy-duty applications, providing excellent mechanical properties and resistance to harsh environments.
A versatile fastener designed for high-stress applications, offering superior strength and resistance to corrosion, particularly in industries like marine, oil, and chemical processing.
Featuring threads at both ends, these fasteners are ideal for situations where bolting requires easy installation or removal, offering strength and corrosion resistance in demanding applications.
Used in wood and concrete fastening, these lag bolts are designed to offer high tensile strength, durability, and resistance to environmental factors, making them suitable for outdoor and marine applications.
These bolts are used to secure structural components to concrete foundations, offering exceptional strength and resistance to corrosion in both industrial and outdoor environments.
These hexagonal bolts are designed for high-strength applications, providing excellent durability and resistance to corrosion, often used in heavy machinery and construction projects.
Njabulo Stainless guarantees premium Stainless Steel XM19 Stud Bolts through stringent testing, such as hardness, chemical analysis, PMI, tensile, structural, pitting resistance and IGC tests. We provide full documentation, including commercial invoices, packaging lists with net and gross weights, box numbers, labels and a Certificate of Origin, attested by the Chamber of Commerce or Embassy. Our Third-Party Inspection Certificate ensures customer satisfaction, confirming the competitive pricing and timely delivery of our products.
Stainless Steel XM19 Stud Bolts are widely used in marine engineering, chemical and petrochemical plants, power generation, aerospace, and industrial machinery. They are ideal for fastening pipelines, pumps, valves, pressure vessels, structural components, and critical equipment exposed to corrosive, high-stress, or high-temperature conditions. Their superior corrosion resistance ensures long-term durability and reliable performance, even in harsh environments. XM19 stud bolts provide strong, secure, and leak-proof fastening, making them essential for applications where strength, durability, and resistance to corrosion and heat are critical. They are trusted in offshore, refinery, and high-performance industrial systems.
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