Request For Our Latest Prices On SS 347H Nuts in Houston , USA!
Stainless Steel 347H Nuts are mainly made up of chromium (17–19%), nickel (9–13%), and columbium (niobium) stabilizers, with a higher carbon content to enhance high-temperature strength. They boast impressive mechanical properties, including a tensile strength of about 515 MPa, yield strength of 205 MPa, and an elongation of 40%. This alloy offers excellent creep resistance and intergranular corrosion resistance, even at elevated temperatures up to 870°C. The combination of stability, toughness, and heat resistance makes 347H perfect for demanding applications that require reliable mechanical performance.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
| max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – | |
| 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 | ||||
| 347H | 515 | 205 | 40 | 92 | 201 |
| 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 nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
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 347H Nuts find extensive use in industries where heat resistance and corrosion protection are essential. They are commonly used to fasten components in heat exchangers, boilers, and furnace equipment. In the petrochemical and chemical processing industries, these nuts are crucial for high-temperature piping and pressure vessels. In power generation, 347H Nuts secure flanges and assemblies that experience cyclic heating. Additionally, they are utilized in aircraft exhaust manifolds, food processing equipment, and pharmaceutical manufacturing systems, showcasing their versatility and reliability across various applications.
We maintain strict quality standards for our stainless steel 347H nuts, modeled by our carefully designed packaging. Our commitment extends to advanced packaging, with trade. We provide EN 10204/3.1b certificates, PMI test certificates, and 100% radiography test reports. Additionally, third-party inspection certificates further affirm our dedication to quality and reliability. We ensure that our products are securely protected during transit, arriving in optimal condition to meet the precise requirements of our customers.
Brian Fasteners is a leading manufacturer and supplier of high-quality fasteners in Houston , USA, with over 8 years of experience serving global industries.
©2024 Brian Fasteners All Rights Reserved.