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Pengkumta Fasteners, a top-notch manufacturer and supplier located in Bangkok, Thailand, specializes in high-quality Stainless Steel 442 Stud Bolts designed for tough industrial applications. Crafted using cutting-edge technology and rigorous quality control, these stud bolts deliver outstanding strength, durability, and corrosion resistance. Renowned for their impressive heat and scaling resistance, Stainless Steel 442 Stud Bolts are particularly well-suited for high-temperature settings. Pengkumta Fasteners is committed to ensuring reliable performance, prompt delivery, and customer-centric solutions, making them a go-to supplier for fastening products in both local and global markets.
Stainless Steel 442 Stud Bolts are made from ferritic stainless steel, containing about 18–23% chromium and minimal nickel. This unique blend offers remarkable resistance to oxidation, corrosion, and scaling even at elevated temperatures. On the mechanical side, they boast good tensile and yield strength, hardness, and wear resistance. These bolts also maintain their shape under heat and stress, providing durability in challenging environments. Their mix of strength, corrosion resistance, and thermal stability makes Stainless Steel 442 Stud Bolts a reliable option for fastening needs in demanding and high-temperature situations.
| Component | Wt. % |
| C | 0.23 |
| Cr | 12.5 |
| Fe | 83 |
| Mn | 0.5 |
| Mo | 1 |
| Ni | 0.8 |
| P | 0.02 |
| S | 0.015 |
| Si | 0.38 |
| V | 0.23 |
| W | 1 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 290 | 290 | Estimated from Rockwell C value for Brinell test with 3000 kg load/10 mm diameter ball |
| Hardness, Knoop | 315 | 315 | Estimated from Rockwell C value. |
| Hardness, Rockwell C | 30 | 30 | |
| Hardness, Vickers | 304 | 304 | Estimated from Rockwell C value. |
| Tensile Strength, Ultimate | 897 MPa | 130000 psi | |
| Tensile Strength, Yield | 828 MPa | 120000 psi | 0.2% Offset |
| Elongation at Break | 15 % | 15 % | |
| Reduction of Area | 40 % | 40 % |
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.
You’ll find Stainless Steel 442 Stud Bolts commonly used in power generation, petrochemical, chemical processing, and heat treatment sectors. Their ability to endure high heat and oxidation makes them perfect for boilers, furnaces, kilns, and thermal processing units. In chemical plants, they stand up to corrosive substances and extreme working conditions. They’re also effective in marine settings, where they offer long-lasting protection against saltwater corrosion. Furthermore, Stainless Steel 442 Stud Bolts are employed in heavy machinery, construction projects, and refinery systems, providing strength, durability, and reliability in essential fastening applications.
Our stainless steel 442 stud bolts are optimized for undamaged travel through hardwood or hard boxes to international standards. Each bolt is uniquely marked with our grade, size and lot number to ensure traceability and quality assurance. We offer complete documentation, including EN 10204-3.1 and EN 10204-3.2 certificates, material certificates, NABL approved laboratory test reports, and professional test certificates. In addition, our quality control measures include 100% radiographic testing and third-party inspection reports to ensure that each stainless steel 442 stud bolt meets stringent industry requirements for reliability, strength and performance around.
Pengkumta Fasteners is a leading manufacturer and supplier of high-quality fasteners in Bangkok, Thailand, with over 8 years of experience serving global industries.
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