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Poang Fasteners use premium stainless steel 347 bolts designed for exceptional performance in high-temperature corrosive environments. These bolts are known for their corrosion resistance and excellent durability, and they are ideal for the aerospace, chemical, and electrical industries. Built to exacting standards, our 347 bolts ensure performance and reliable strength under extreme conditions. Poang Fasteners focuses on accuracy and quality and offers durable solutions that meet the highest industry requirements for flexibility and long-term reliability in demanding applications.
Yaman Steel, a well-respected manufacturer and supplier based in Mumbai, India, specializes in producing durable and high-performance Stainless Steel 347 Bolts. These bolts are crafted for industries that require exceptional strength, corrosion resistance, and reliability. Made from niobium-stabilized austenitic stainless steel, they are designed to endure intergranular corrosion and high-temperature oxidation. Thanks to precise engineering and rigorous quality standards, SS 347 bolts offer dependable fastening solutions for a wide range of industrial applications.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Element | SS 347 |
| Ni | 9.0 – 13.0 |
| C | 0.08 |
| Mn | 2.0 max |
| P | 0.045 max |
| S | 0.030 max |
| Si | 0.75 max |
| Cr | 17.0 – 19.0 |
| Mo | – |
| N | – |
| Element | SS 347 |
| Tensile Strength (MPa) min | 515 |
| Yield Strength 0.2% Proof (MPa) min | 205 |
| Elongation (% in 50mm) min | 40 |
| Rockwell B (HR B) max Hardness | 92 |
| Brinell (HB) max Hardness | 201 |
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 347 Bolts includes iron, 17–19% chromium, 9–13% nickel, and a small amount of niobium (columbium) for stabilization. This unique blend boosts their resistance to carbide precipitation, ensuring they last even in high-temperature settings. On the mechanical side, these bolts boast a tensile strength of around 515 MPa, a yield strength of 205 MPa, along with good elongation and toughness, making them ideal for demanding operations under stress and heat.
You’ll find Stainless Steel 347 Bolts commonly used in chemical processing, petrochemical plants, heat exchangers, boilers, pressure vessels, and refinery equipment. Their impressive ability to resist intergranular corrosion and oxidation makes them a top choice in power generation, aerospace, and marine industries. These bolts are highly valued for providing secure, long-lasting fastening solutions in environments where both high strength and corrosion resistance are crucial.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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