Stainless Steel 316H Fasteners – High-Performance Fasteners for Critical Applications
At ASC LLP, we pride ourselves on offering premium quality stainless steel fasteners, including the highly specialized 316H stainless steel fasteners. These fasteners are recognized for their exceptional strength, corrosion resistance, and ability to perform under extreme conditions. They are the ideal choice for industries that demand durable and reliable fastening solutions in high-temperature and high-pressure environments.
This page will explore everything you need to know about 316H stainless steel fasteners, their properties, advantages, and the applications where they excel. If you’re seeking superior fastening solutions, understanding the benefits of stainless steel 316H fasteners is essential.
What is 316H Stainless Steel Fasteners?
316H stainless steel fasteners are made from a high-carbon version of the 316-grade stainless steel, known as 316H. The “H” in 316H denotes “High Carbon,” which means it contains a higher carbon content compared to the standard 316 stainless steel. This elevated carbon content enhances the material’s strength at high temperatures, making 316H stainless steel fasteners ideal for applications involving heat exposure and heavy loads.
316H stainless steel fasteners offer excellent resistance to corrosion, particularly in environments with high chloride levels such as seawater and chemical processing plants. They are also known for their ability to withstand extreme temperatures, which makes them useful in industries such as power generation, oil and gas, chemical processing, and more.
316H Stainless Steel Fasteners Properties
316H stainless steel fasteners are known for their superior performance in harsh and demanding environments. Here are some key properties of these fasteners:
- High-Temperature Strength: 316H SS fasteners are specifically engineered for use in high-temperature environments. The higher carbon content of 316H increases its tensile strength and structural integrity when exposed to extreme heat. This makes 316H-grade stainless steel fasteners ideal for applications like boilers, heat exchangers, and furnace parts.
- Exceptional Corrosion Resistance: One of the most notable properties of 316H SS fasteners is their superior resistance to corrosion. The inclusion of molybdenum improves the resistance to pitting and crevice corrosion, especially in chloride-rich environments such as seawater or areas exposed to de-icing salts. This makes them an excellent choice for marine and coastal applications, as well as chemical processing facilities.
- Enhanced Mechanical Strength: The high carbon content in 316H stainless steel fasteners improves their mechanical strength, especially in applications where high-stress loads and extreme conditions are a factor. These fasteners are capable of maintaining their strength and form, even when subjected to intense pressure or high-impact stress.
- Long Service Life: Thanks to their superior heat resistance, corrosion resistance, and mechanical strength, 316H SS fasteners offer an extended service life. This makes them a cost-effective solution for industries that require minimal maintenance and maximum reliability.
Advantages of 316H Stainless Steel Fasteners
316H stainless steel fasteners offer a variety of advantages that make them an ideal choice for a range of industrial applications:
- Heat Resistance: The high carbon content in 316H stainless steel gives these fasteners improved heat resistance. They retain their strength at higher temperatures than other grades, making them suitable for high-heat applications like furnaces, boilers, and chemical processing equipment.
- Corrosion Resistance: 316H SS fasteners provide excellent resistance to corrosion in a variety of environments, including exposure to chlorides, marine environments, and chemical corrosives. This ensures that they remain structurally sound and reliable over time, even in harsh conditions.
- Durability in Harsh Environments: These fasteners are designed to perform in aggressive environments that require both heat and corrosion resistance. 316H stainless steel fasteners are used extensively in the oil and gas industry, chemical processing plants, and power generation facilities due to their ability to withstand harsh conditions.
- High Tensile Strength: The higher carbon content of 316H SS fasteners improves their tensile strength, allowing them to resist wear and tear even under significant loads or extreme stresses.
- Versatility: 316H SS fasteners are versatile and can be used in a wide range of applications across various industries. Whether it’s for structural support in high-temperature systems or fasteners for marine applications, these components offer unmatched reliability and performance.
- Sustainability: 316H SS fasteners are environmentally friendly because stainless steel is 100% recyclable. This makes them an excellent choice for industries focused on sustainability and reducing their environmental impact.
Schedule and Size Chart
| Nominal Diameter (Inches) | Thread Pitch (TPI) | Length (Inches) | Head Diameter (Inches) | Nut Size (Inches) |
| 1/4″ | 20 | 1″ – 6″ | 0.440 | 7/16″ |
| 3/8″ | 16 | 1″ – 8″ | 0.656 | 9/16″ |
| 1/2″ | 13 | 1″ – 12″ | 0.875 | 3/4″ |
| 5/8″ | 11 | 1″ – 14″ | 1.094 | 15/16″ |
| 3/4″ | 10 | 1″ – 16″ | 1.313 | 1-1/8″ |
| 1″ | 8 | 1″ – 18″ | 1.750 | 1-1/2″ |
Mechanical Properties Chart
| Property | Value |
| Tensile Strength | 515 MPa (74,700 psi) |
| Yield Strength | 205 MPa (29,700 psi) |
| Elongation at Break (%) | 40% |
| Hardness (Rockwell B) | 95 HRB |
| Modulus of Elasticity | 193 GPa (28 x 10⁶ psi) |
| Poisson’s Ratio | 0.27 – 0.30 |
| Impact Toughness (Charpy) | 160 J (at room temperature) |
Specifications Chart
| Specification | Description |
| ASTM | A193/A194, A276, A479 |
| ASME | SA193/SA194 |
| DIN | DIN 931, DIN 933 |
| ISO | ISO 3506-1 |
| UNS | S31609 |
| EN | 1.4919 |
| Finish Options | Plain, Zinc Plated, Hot Dip Galvanized |
| Thread Types | Metric, UNC, UNF, ISO Coarse & Fine Threads |
Chemical Composition Chart
| Element | Percentage (%) |
| Carbon (C) | 0.04 – 0.10 |
| Chromium (Cr) | 16.00 – 18.00 |
| Nickel (Ni) | 10.00 – 14.00 |
| Molybdenum (Mo) | 2.00 – 3.00 |
| Silicon (Si) | 0.75 max |
| Manganese (Mn) | 2.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
| Iron (Fe) | Balance |
Physical Properties Chart
| Property | Value |
| Density | 7.99 g/cm³ |
| Melting Point | 1370 – 1400 °C (2498 – 2552 °F) |
| Thermal Conductivity | 16.3 W/m.K (at 100 °C) |
| Specific Heat Capacity | 500 J/kg.K |
| Electrical Resistivity | 740 nΩ.m |
| Coefficient of Thermal Expansion | 16.0 µm/m.°C (0-100°C) |
Application Chart
| Application | Industry | Description |
| Petrochemical Industry | Oil and Gas | Used in refineries, pipelines, and processing equipment exposed to high temperatures and corrosive environments. |
| Chemical Processing | Chemical Plants | Ideal for equipment and machinery that handle corrosive chemicals and high heat. |
| Power Generation | Power Plants | Utilized in high-temperature components such as turbines, boilers, and heat exchangers. |
| Pharmaceutical Industry | Medical Equipment | Used in the production of pharmaceutical machinery due to resistance to contamination. |
| Marine Industry | Offshore Structures, Marine Vessels | Excellent resistance to saltwater corrosion, making it suitable for marine and offshore applications. |
| Aerospace | Aircraft Engines, Spacecraft | High-temperature fasteners required for extreme environments in aircraft engines and spacecraft. |
| Food and Beverage | Food Processing Plants | Hygienic and corrosion-resistant fasteners used in food-grade equipment. |
| Heat Exchangers and Boilers | Industrial Heating | Withstands extreme heat in heat exchangers and boilers. |
Why Choose ASC LLP for Your Stainless Steel Fasteners Needs?
At ASC LLP, we specialize in providing high-quality 316H SS fasteners that meet the most stringent industry standards. Our fasteners are manufactured to deliver superior performance in the most demanding environments. Whether you’re looking for fasteners for high-temperature applications, corrosive environments, or both, ASC LLP has the expertise and inventory to meet your needs.
316H stainless steel fasteners are a reliable, high-performance solution for industries that require durable and corrosion-resistant fastening systems. Whether you’re working in chemical processing, marine environments, or high-temperature applications, these fasteners offer unmatched strength, longevity, and versatility.
Global Reach
Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality Stainless Steel 316H Fasteners. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.
Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.
