Stainless Steel 310 Fasteners – Properties, Advantages, and Applications
At ASC LLP, we take pride in offering a wide range of high-quality stainless steel fasteners, including 310 stainless steel fasteners, known for their exceptional resistance to heat, corrosion, and mechanical stress. This page provides an in-depth look into what is 310 stainless steel fasteners, their key properties, advantages, and diverse industrial applications.
What is 310 Stainless Steel Fasteners?
310 stainless steel fasteners are specialized hardware components made from 310-grade stainless steel, which is an austenitic stainless steel alloy. This particular grade is a mixture of chromium (24-26%) and nickel (19-22%), giving it remarkable resistance to high temperatures and oxidation. The fasteners are highly durable and capable of maintaining their strength and corrosion resistance in extreme environments, including high-heat applications.
These fasteners are commonly used in industries where both heat and corrosion resistance are critical. Their ability to withstand oxidation at temperatures up to 1150°C makes them a preferred choice in furnace parts, heat exchangers, and other high-temperature applications.
Key Properties of 310 Stainless Steel Fasteners
Understanding the 310 stainless steel fastener properties is essential to realizing their benefits in various applications. Below are the primary properties of these fasteners:
- High-Temperature Resistance: One of the standout characteristics of 310 stainless steel fasteners is their exceptional resistance to high temperatures. These fasteners can withstand continuous exposure to temperatures as high as 1150°C, making them ideal for furnace components and heat-resistant machinery. Their low carbon content minimizes the risk of carbide precipitation, ensuring stability at elevated temperatures.
- Corrosion Resistance: In addition to heat resistance, SS 310 fasteners offer excellent protection against corrosion in various environments. Their high chromium and nickel content provides superior oxidation resistance, even in highly corrosive settings, such as chemical processing plants, petrochemical facilities, and coastal areas where saltwater exposure is prevalent.
- Oxidation Resistance: Thanks to the high chromium content, 310 stainless steel fasteners resist scaling and oxidation at elevated temperatures. This makes them suitable for applications involving frequent thermal cycling, as the fasteners maintain their structural integrity without forming surface scales.
- Tensile Strength and Durability: 310-grade stainless steel fasteners are known for their impressive tensile strength, providing reliable mechanical performance under stress. They are able to maintain their toughness and hardness in both high-temperature and cryogenic environments, making them highly durable for long-term use in demanding industries.
- Formability and Weldability: The formability of 310 SS fasteners is another essential feature, allowing them to be easily fabricated into various shapes and designs without compromising their strength or performance. Additionally, these fasteners exhibit good weldability, ensuring they can be securely joined to other components, a critical aspect for construction and manufacturing applications.
- Non-Magnetic Properties: Unlike other steel grades, 310 stainless steel fasteners are non-magnetic, which makes them an ideal choice for specific applications where magnetic interference must be avoided.
Advantages of 310 Stainless Steel Fasteners
The unique properties of 310 stainless steel fasteners translate into several key advantages for industrial use. Here are some of the most significant benefits:
- Exceptional Heat Resistance: The ability to withstand extreme temperatures without losing strength or shape is one of the top 310 stainless steel fastener advantages. These fasteners perform well in high-temperature applications, making them a go-to choice for industries such as power generation, heat exchangers, and furnaces.
- Corrosion Resistance in Harsh Environments: Whether used in chemical processing or marine applications, 310 stainless steel fasteners offer excellent corrosion resistance in environments that would otherwise degrade standard fasteners. This property makes them ideal for outdoor structures, chemical reactors, and pipelines where moisture, chemicals, or corrosive gases are present.
- Longevity and Durability: Thanks to their high strength and resistance to environmental factors, stainless steel 310 fasteners provide superior longevity compared to fasteners made from lesser materials. Their ability to maintain structural integrity even under high temperatures and corrosive conditions ensures a longer service life, leading to reduced maintenance and replacement costs.
- Versatility Across Industries: From construction to aerospace, 310 stainless steel fasteners are versatile components used across a wide range of industries. Their high-temperature capabilities, combined with corrosion and oxidation resistance, make them applicable in a diverse range of demanding environments.
- Non-Magnetic Properties: Their non-magnetic nature makes them useful in electronics, medical devices, and other industries where magnetic interference could lead to operational issues.
- Cost-Effective Solution: Though 310-grade stainless steel may have a higher upfront cost compared to other materials, the durability and resistance to wear and tear ensure significant cost savings over time, making them a cost-effective solution in the long run.
Schedule and Size Chart
| Nominal Diameter | Thread Pitch (mm) | Length (mm) | Head Size (mm) | Thread Size (mm) |
| M5 | 0.8 | 10 – 60 | 8 | M5 x 0.8 |
| M6 | 1.0 | 10 – 60 | 10 | M6 x 1.0 |
| M8 | 1.25 | 16 – 100 | 13 | M8 x 1.25 |
| M10 | 1.5 | 20 – 100 | 17 | M10 x 1.5 |
| M12 | 1.75 | 25 – 120 | 19 | M12 x 1.75 |
| M16 | 2.0 | 30 – 150 | 24 | M16 x 2.0 |
| M20 | 2.5 | 35 – 180 | 30 | M20 x 2.5 |
| M24 | 3.0 | 40 – 200 | 36 | M24 x 3.0 |
Mechanical Properties Chart
| Property | Value |
| Tensile Strength | 515 MPa (minimum) |
| Yield Strength | 205 MPa (minimum) |
| Elongation (% in 50 mm) | 40% |
| Hardness (Brinell) | 217 HBW |
| Modulus of Elasticity | 200 GPa |
| Density | 7.9 g/cm³ |
| Impact Strength | 100 J at -20°C |
Specifications Chart
| Standard | Description |
| ASTM A193 | Specification for alloy and stainless steel bolting materials |
| ASTM A194 | Specification for carbon and alloy steel nuts |
| ISO 3506 | Mechanical properties of corrosion-resistant stainless fasteners |
| ASME B18.2.1 | Dimensional standards for fasteners |
| DIN 933 | Hexagon head bolts with metric thread |
| DIN 934 | Hexagon nuts with metric thread |
| BS 6105 | British standard for stainless steel fasteners |
Chemical Composition Chart
| Element | Percentage (%) |
| Chromium (Cr) | 24.0 – 26.0 |
| Nickel (Ni) | 19.0 – 22.0 |
| Carbon (C) | 0.25 (max) |
| Manganese (Mn) | 2.00 (max) |
| Silicon (Si) | 1.50 (max) |
| Phosphorus (P) | 0.045 (max) |
| Sulfur (S) | 0.03 (max) |
| Iron (Fe) | Balance |
Physical Properties Chart
| Property | Value |
| Melting Point | 1400 – 1450°C (2552 – 2642°F) |
| Density | 7.9 g/cm³ |
| Electrical Resistivity | 0.00072 Ω·m at 20°C |
| Thermal Conductivity | 14.2 W/m·K at 100°C |
| Specific Heat Capacity | 500 J/kg·K |
| Coefficient of Thermal Expansion | 15.9 x 10⁻⁶ /°C (20-100°C) |
| Magnetic Permeability | Non-magnetic |
Applications Chart
| Industry | Application |
| Petrochemical Industry | Heat exchangers, refineries, pipelines, and offshore rigs. |
| Aerospace | Engine components and structures exposed to extreme heat. |
| Power Generation | Boilers, turbines, and heat recovery systems. |
| Chemical Processing | Chemical reactors, storage tanks, and piping systems. |
| Construction | High-strength fasteners for building structures, especially in coastal areas. |
| Furnace Components | Fasteners used in high-temperature furnaces and ovens. |
| Marine Industry | Corrosion-resistant fasteners in marine environments. |
| Automotive Industry | Fasteners for exhaust systems and other heat-sensitive areas. |
Stainless steel 310 fasteners are among the most reliable, durable, and versatile fasteners available today. Their exceptional resistance to heat, corrosion, and oxidation, combined with superior mechanical properties, make them ideal for demanding applications across industries such as chemical processing, power generation, and heat treatment.
At ASC LLP, we are proud to supply 310 stainless steel fasteners that meet the highest industry standards. Whether you require fasteners for high-temperature environments, corrosive settings, or heavy-duty construction, 310 stainless steel fasteners offer an effective and long-lasting solution. Contact us today to learn more about our stainless steel fasteners 310 and how they can enhance your project’s performance and durability.
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 310 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.
