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Pengkumta Fasteners is proud to offer our premium Stainless Steel 17-4 PH Bolts and is a major manufacturer, supplier and exporter. With precision and expertise, our bolts meet the highest standards in the industry. Our commitment to quality ensures that every bolt provides exceptional strength, durability and corrosion resistance. Trust Pengkumta Fasteners offers reliable and high quality stainless steel 17-4 PH bolts, designed to perform well in demanding applications in a variety of industries.
Pengkumta Fasteners, based in Bangkok, Thailand, stands out as a top manufacturer and supplier of high-performance stainless steel fasteners, including the renowned Stainless Steel 17-4 PH Bolts. These bolts are celebrated for their precision, durability, and adherence to international standards, making them perfect for demanding industrial applications. With their impressive strength, resistance to corrosion, and fatigue performance, Stainless Steel 17-4 PH Bolts are designed to thrive in high-stress and high-temperature environments. Pengkumta Fasteners is committed to quality, timely delivery, and ensuring customer satisfaction, providing dependable fastening solutions across various industries such as aerospace, petrochemical, marine, chemical processing, and power generation.
| 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 |
| Fasteners Length | 3 mm – 200 mm | Custom Sizes |
| Bolts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads available | UNF, BSW, BSF, METRIC, UNC, or as required |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Head | Hex, Square, Round, Hex flange, Flat, T-head |
| Neck type | Hex, Square, Triangular, Oval & Knurled etc. |
| Surface Coating | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
| Manufacturing Process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing. |
| 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.
The composition of Stainless Steel 17-4 PH Bolts includes around 17% chromium and 4% nickel, along with copper and niobium, which facilitate precipitation hardening. This distinctive blend results in outstanding tensile strength, hardness, and remarkable resistance to stress corrosion cracking. Mechanically, these bolts showcase superior yield strength, toughness, and fatigue resistance, all while maintaining good ductility and dimensional stability across different temperatures. By merging high mechanical performance with corrosion resistance, Stainless Steel 17-4 PH Bolts ensure long-lasting durability and reliable fastening in challenging industrial settings.
These bolts are extensively utilized in sectors where strength, durability, and corrosion resistance are paramount. They are particularly suited for aerospace components, offshore and marine equipment, petrochemical and chemical processing facilities, and power generation systems. Their exceptional fatigue resistance makes them ideal for pumps, valves, turbines, and high-performance machinery. Furthermore, they excel in both low and elevated temperature applications, providing secure fastening and minimizing maintenance needs. Engineers and manufacturers trust Stainless Steel 17-4 PH Bolts for critical projects that require secure, long-lasting solutions.
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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