ASTM F568M Alloy Steel Fasteners: High-Conductivity Solutions for Your Needs
Alloy steel fasteners play a critical role in various industrial applications due to their enhanced strength, durability, and resistance to wear and corrosion. One such popular standard for fasteners is ASTM F568M, which specifies the mechanical properties of externally threaded alloy steel fasteners. At ASC LLP, we pride ourselves on offering high-quality ASTM F568M Alloy Steel Fasteners that meet the demands of various industries, including construction, automotive, aerospace, and manufacturing.
What Are ASTM F568M Alloy Steel Fasteners?
ASTM F568M Alloy Steel Fasteners are externally threaded fasteners made from alloy steel, designed to meet the mechanical property requirements outlined in the ASTM F568M standard. This standard covers different grades of alloy steel, each offering specific mechanical characteristics, such as tensile strength, hardness, and impact resistance, making them suitable for a wide range of industrial applications.
The “M” in ASTM F568M indicates that the standard uses metric dimensions, ensuring compatibility with metric system-based equipment and structures. These fasteners are engineered to deliver superior performance under extreme stress and harsh environmental conditions, including high temperatures and corrosive environments.
Properties of ASTM F568M Alloy Steel Fasteners
ASTM F568M Alloy Steel Fasteners exhibit several key properties that make them ideal for high-stress applications:
- High Tensile Strength: The alloy composition of these fasteners gives them excellent tensile strength, ensuring they can withstand high levels of mechanical stress without deformation or failure.
- Corrosion Resistance: While alloy steel is not as inherently corrosion-resistant as stainless steel, ASTM F568M Alloy Steel Fasteners are often treated with coatings such as zinc plating, galvanization, or other corrosion-resistant finishes to protect against environmental factors.
- Durability: Alloy steel fasteners are known for their durability and long service life, making them ideal for applications that require long-lasting performance.
- Hardness: These fasteners are engineered for hardness, meaning they are resistant to wear and tear, which is essential in applications involving frequent assembly and disassembly.
- Heat Resistance: The alloy steel material allows the fasteners to perform exceptionally well under high temperatures, making them suitable for use in environments where heat is a factor.
Advantages of ASTM F568M Alloy Steel Fasteners
The combination of alloy steel and the stringent ASTM F568M standard offers several advantages:
- Versatility: One of the key advantages of Alloy Steel ASTM F568M Fasteners is their versatility. They are used in a wide range of industries, including automotive, aerospace, marine, and construction. Whether it’s for heavy-duty machinery or precision equipment, these fasteners are designed to meet various industrial requirements.
- High Load-Bearing Capacity: Due to their enhanced tensile strength and hardness, F568M Alloy Steel Fasteners can bear heavy loads, making them ideal for applications involving significant mechanical stress.
- Cost-Effectiveness: Alloy steel fasteners are generally more cost-effective than their stainless steel counterparts, especially in applications where high corrosion resistance is not the primary concern. Additionally, the long lifespan and durability of these fasteners offer a cost-effective solution in the long run.
- Customizability: At ASC LLP, we offer a range of customization options for ASTM F568M Alloy Fasteners. This includes various coatings, sizes, and designs to meet the specific needs of our clients.
- Compliance with International Standards: Since ASTM F568M is an internationally recognized standard, using these fasteners ensures compliance with global specifications, making them suitable for use in both domestic and international projects.
Schedule and Size Chart
| Nominal Diameter (mm) | Thread Pitch (mm) | Length Range (mm) | Head Diameter (mm) | Head Height (mm) | Standard Tolerance (mm) |
| 6 | 1.0 | 10-100 | 9.78 | 4.50 | ± 0.25 |
| 8 | 1.25 | 12-120 | 12.73 | 5.30 | ± 0.25 |
| 10 | 1.50 | 16-150 | 16.16 | 6.45 | ± 0.30 |
| 12 | 1.75 | 20-180 | 19.63 | 7.85 | ± 0.30 |
| 16 | 2.0 | 25-200 | 25.67 | 10.50 | ± 0.35 |
| 20 | 2.5 | 30-250 | 31.91 | 13.05 | ± 0.40 |
| 24 | 3.0 | 35-300 | 37.94 | 15.25 | ± 0.50 |
Mechanical Properties Chart
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRC) | Shear Strength (MPa) | Proof Load (MPa) |
| 4.6 | 400 | 240 | 20 | 18-22 | 240 | 225 |
| 8.8 | 830 | 660 | 12 | 23-34 | 500 | 580 |
| 10.9 | 1040 | 940 | 9 | 32-39 | 620 | 830 |
| 12.9 | 1220 | 1100 | 8 | 37-45 | 720 | 970 |
Specifications Chart
| Standard | Description |
| ASTM F568M | Mechanical properties of externally threaded fasteners made from alloy steel |
| ISO 898-1 | International standard for mechanical properties of fasteners |
| Coating Options | Zinc plating, galvanization, phosphate coating, PTFE coatings, etc. |
| Size Range | M6 to M36 (Metric sizes) |
| Thread Types | Coarse thread (UNC), Fine thread (UNF), Metric |
| Available Grades | 4.6, 8.8, 10.9, 12.9 |
| Manufacturing Standards | ANSI, DIN, ISO, BS |
Chemical Composition Chart
| Element | Grade 4.6 (%) | Grade 8.8 (%) | Grade 10.9 (%) | Grade 12.9 (%) |
| Carbon (C) | 0.25 max | 0.30-0.50 | 0.20-0.55 | 0.28-0.50 |
| Manganese (Mn) | 0.50-1.00 | 0.60-1.00 | 0.40-1.00 | 0.50-1.10 |
| Phosphorus (P) | 0.050 max | 0.040 max | 0.035 max | 0.030 max |
| Sulfur (S) | 0.050 max | 0.040 max | 0.035 max | 0.030 max |
| Chromium (Cr) | — | 0.30-0.80 | 0.90-1.20 | 1.20-1.60 |
| Nickel (Ni) | — | 0.10-0.40 | 0.30-0.60 | 0.50-1.00 |
| Molybdenum (Mo) | — | 0.10-0.30 | 0.20-0.40 | 0.30-0.50 |
Physical Properties Chart
| Property | Value |
| Density | 7.85 g/cm³ |
| Thermal Conductivity | 24-30 W/m-K (depending on grade) |
| Electrical Resistivity | 0.15 – 0.20 Ωmm²/m |
| Melting Point | 1425°C – 1530°C |
| Magnetism | Magnetic (depending on alloy content) |
| Coefficient of Expansion | 12.0 – 14.0 x 10⁻⁶ /K (25°C to 400°C) |
Application Chart
| Industry | Application |
| Construction | Structural steel assemblies, bridges, and building frameworks |
| Automotive | Engine parts, suspension systems, drive trains, and high-stress mechanical joints |
| Aerospace | Airframe structures, landing gear components, and turbine engines |
| Oil and Gas | High-pressure pipelines, offshore platforms, and refineries |
| Power Generation | Turbines, generators, nuclear reactors, and power plants |
| Marine | Shipbuilding, underwater pipelines, offshore platforms |
| Manufacturing | Heavy machinery, conveyor systems, industrial machinery |
| Defense | Armored vehicles, military equipment, and weapons systems |
Why Choose ASC LLP for ASTM F568M Alloy Steel Fasteners?
As a leading F568M Alloy Steel Fasteners exporter and supplier, ASC LLP is committed to delivering top-notch products that meet stringent quality standards. Here’s why you should choose us:
- Quality Assurance: Our Alloy Steel ASTM F568M Fasteners are manufactured using high-grade raw materials and go through rigorous testing to ensure they meet international quality standards.
- Customization Options: We offer a wide range of customization options to meet the unique needs of our clients. Whether you need specific sizes, coatings, or designs, we can tailor our fasteners to your requirements.
- Global Supply Chain: As a trusted F568M Alloy Steel Fasteners supplier, we have a well-established global supply chain, ensuring timely delivery to clients worldwide.
- Competitive Pricing: We offer competitive pricing on all our products, making high-quality ASTM F568M Alloy Fasteners accessible to businesses of all sizes.
- Exceptional Customer Service: At ASC LLP, we believe in building long-term relationships with our clients. Our team of experts is always available to provide guidance and support to ensure you get the right fasteners for your specific needs.
ASTM F568M Alloy Fasteners offer the perfect combination of strength, durability, and cost-effectiveness for demanding industrial applications. At ASC LLP, we are proud to be a leading F568M Alloy Steel Fasteners exporter and supplier, providing high-quality products that meet international standards.
Global Reach
ASC LLP boasts a robust global presence and is 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 ASTM F568M Alloy Steel 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.
