Titanium Hex Head Bolts/Titanium Hex Head Screws
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High-Intensity
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Corrosion-Resistant
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Fatigue Resistance
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Diamagnetism
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Core Advantages |
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Low Density |
The density of titanium alloy is approximately 4.51 g/cm³, which is only 57% of that of steel (7.8 g/cm³). Titanium alloy is lighter under the same volume. |
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High Strength |
Tensile strength (≥895 MPa) |
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Application |
Aircraft structural components, drone parts, etc. |
description1
Details Description
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Thread specifications d |
M6 | ||
| P | Pitch | 1 | |
| a | max | 3 | |
| c | min | 0.15 | |
| max | 0.5 | ||
| dₐ | max | 6.8 | |
| dw | Grade A | min | 8.9 |
| Grade B | min | 8.7 | |
| e | Grade A | min | 11.05 |
| Grade B | min | 10.89 | |
| k | Nominal Size | 4 | |
| Grade A | min | 3.85 | |
| max | 4.15 | ||
| Grade B | min | 3.76 | |
| max | 4.24 | ||
| k₁ | min | 2.63 | |
| r | min | 0.25 | |
| s | max=nominal size | 10 | |
| Grade A | min | 9.78 | |
| Grade B | min | 9.64 | |
| Thousand-piece weight of steel≈kg | * | ||
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Screw Thread d |
M1.6 | M2 | M2.5 | M3 | (M3.5) | M4 | M5 | M6 | (M7) | M8 | M10 | M12 | (M14) | M16 | ||
| P | Pitch | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | |
| a | max | 1.05 | 1.2 | 1.35 | 1.5 | 1.8 | 2.1 | 2.4 | 3 | 3 | 3.75 | 4.5 | 5.25 | 6 | 6 | |
| c | min | 0.1 | 0.1 | 0.1 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.2 | |
| max | 0.25 | 0.25 | 0.25 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | 0.8 | ||
| dₐ | max | 2 | 2.6 | 3.1 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 7.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | |
| dw | Grade A | min | 2.4 | 3.2 | 4.1 | 4.6 | 5.1 | 5.9 | 6.9 | 8.9 | 9.6 | 11.6 | 15.6 | 17.4 | 20.5 | 22.5 |
| Grade B | min | - | - | - | - | - | 5.7 | 6.7 | 8.7 | 9.4 | 11.4 | 15.4 | 17.2 | 20.1 | 22 | |
| e | Grade A | min | 3.41 | 4.32 | 5.45 | 6.01 | 6.58 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 18.9 | 21.1 | 24.49 | 26.75 |
| Grade B | min | - | - | - | - | - | 7.5 | 8.63 | 10.89 | 11.94 | 14.2 | 18.72 | 20.88 | 23.91 | 26.17 | |
| k | Nominal Size | 1.1 | 1.4 | 1.7 | 2 | 2.4 | 2.8 | 3.5 | 4 | 4.8 | 5.3 | 6.4 | 7.5 | 8.8 | 10 | |
| Grade A | min | 0.98 | 1.28 | 1.58 | 1.88 | 2.28 | 2.68 | 3.35 | 3.85 | 4.65 | 5.15 | 6.22 | 7.32 | 8.62 | 9.82 | |
| max | 1.22 | 1.52 | 1.82 | 2.12 | 2.52 | 2.92 | 3.65 | 4.15 | 4.95 | 5.45 | 6.56 | 7.68 | 8.98 | 10.18 | ||
| Grade B | min | - | - | - | - | - | 2.6 | 3.26 | 3.76 | 4.56 | 5.06 | 6.11 | 7.21 | 8.51 | 9.71 | |
| max | - | - | - | - | - | 3 | 3.74 | 4.24 | 5.04 | 5.54 | 6.69 | 7.79 | 9.09 | 10.29 | ||
| k₁ | min | 0.7 | 0.9 | 1.1 | 1.3 | 1.6 | 1.9 | 2.28 | 2.63 | 3.19 | 3.54 | 4.28 | 5.05 | 5.96 | 6.8 | |
| r | min | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | |
| s | max=nominal size | 3.2 | 4 | 5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 13 | 17 | 19 | 22 | 24 | |
| Grade A | min | 3.02 | 3.82 | 4.82 | 5.32 | 5.82 | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 16.73 | 18.67 | 21.67 | 23.67 | |
| Grade B | min | - | - | - | - | - | 6.64 | 7.64 | 9.64 | 10.57 | 12.57 | 16.57 | 18.48 | 21.16 | 23.16 | |
| Weight of per 1000 steel products(≈kg) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
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Screw Thread d |
M18 | M20 | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | (M45) | M48 | (M52) | ||
| P | Pitch | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 4.5 | 5 | 5 | |
| a | max | 7.5 | 7.5 | 7.5 | 9 | 9 | 10.5 | 10.5 | 12 | 12 | 13.5 | 13.5 | 15 | 15 | |
| c | min | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |
| max | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 | ||
| dₐ | max | 20.2 | 22.4 | 24.4 | 26.4 | 30.4 | 33.4 | 36.4 | 39.4 | 42.4 | 45.6 | 48.6 | 52.6 | 56.6 | |
| dw | Grade A | min | 25.3 | 28.2 | 30 | 33.6 | - | - | - | - | - | - | - | - | - |
| Grade B | min | 24.8 | 27.7 | 29.5 | 33.2 | 38 | 42.7 | 46.5 | 51.1 | 55.9 | 59.9 | 64.7 | 69.4 | 74.2 | |
| e | Grade A | min | 30.14 | 33.53 | 35.72 | 39.98 | - | - | - | - | - | - | - | - | - |
| Grade B | min | 29.56 | 32.95 | 35.03 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | 71.3 | 76.95 | 82.6 | 88.25 | |
| k | Nominal Size | 11.5 | 12.5 | 14 | 15 | 17 | 18.7 | 21 | 22.5 | 25 | 26 | 28 | 30 | 33 | |
| Grade A | min | 11.28 | 12.28 | 13.78 | 14.78 | - | - | - | - | - | - | - | - | - | |
| max | 11.72 | 12.72 | 14.22 | 15.22 | - | - | - | - | - | - | - | - | - | ||
| Grade B | min | 11.15 | 12.15 | 13.65 | 14.65 | 16.65 | 18.28 | 20.58 | 22.08 | 24.58 | 25.58 | 27.58 | 29.58 | 32.5 | |
| max | 11.85 | 12.85 | 14.35 | 15.35 | 17.35 | 19.12 | 21.42 | 22.92 | 25.42 | 26.42 | 28.42 | 30.42 | 33.5 | ||
| k₁ | min | 7.8 | 8.5 | 9.6 | 10.3 | 11.7 | 12.8 | 14.4 | 15.5 | 17.2 | 17.9 | 19.3 | 20.9 | 22.8 | |
| r | min | 0.6 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 | 1.2 | 1.2 | 1.6 | 1.6 | |
| s | max=nominal size | 27 | 30 | 32 | 36 | 41 | 46 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | |
| Grade A | min | 26.67 | 29.67 | 31.61 | 35.38 | - | - | - | - | - | - | - | - | - | |
| Grade B | min | 26.15 | 29.16 | 31 | 35 | 40 | 45 | 49 | 53.8 | 58.8 | 63.1 | 68.1 | 73.1 | 78.1 | |
| Weight of per 1000 steel products(≈kg) | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
Honors and Qualifications
Main features and advantages
Titanium Hex Head Bolts（screws）unique advantages of material properties
Low Density
The density of titanium alloy is about 4.51 g/cm³, which is only 57% of steel (7.8 g/cm³). The weight is significantly reduced under the same volume.
High Specific Strength
The ratio of tensile strength (≥895 MPa) to density is much higher than that of stainless steel and aluminum alloy, making it suitable for weight-sensitive applications (such as aircraft structures and drone components).
After solution aging treatment
Through heat treatment
Through heat treatment (such as β annealing + aging), the tensile strength can be further increased to 1000~1100 MPa, but the elongation decreases slightly (6%~10%).
Fatigue Strength
Excellent performance under cyclic loading, especially suitable for vibrating environments such as engine components.
Titanium Hex Head Bolts (screws) structural advantages
Easy Installation
The hexagonal head is highly compatible with tools such as wrenches and screwdrivers, providing a larger contact area and torque transmission efficiency for quick tightening or disassembly.
Anti-loosening Design
When used with anti-loosening nuts, washers or thread glue, it can keep the connection stable in vibrating environments (such as cars and machinery) and reduce the risk of loosening.
Perfect combination of high strength and light weight
Titanium hexagonal bolts have a density of only about half that of steel, but have amazingly high strength. For example, the widely used TC4 titanium alloy has a tensile strength of more than 900MPa. In the aerospace field, titanium hexagonal bolts are used to connect the aircraft fuselage structure. While ensuring that the structural strength meets the stringent flight requirements, it greatly reduces the weight of the fuselage, thereby improving fuel efficiency and reducing operating costs. In automobile manufacturing, the engine suspension system uses titanium hexagonal bolts, which not only reduces the weight of parts and helps the car achieve better handling performance, but also reduces energy consumption, which is in line with the current development trend of green travel.
Excellent corrosion resistance
The chemical properties of titanium make it very easy to form an extremely stable oxide film on its surface. This oxide film is like a solid "armor" that can effectively resist the invasion of various highly corrosive media such as seawater, acids and alkalis. In marine engineering, whether it is the construction of ships or the construction of offshore oil platforms, titanium hexagonal bolts can work stably in harsh marine environments for a long time due to their excellent corrosion resistance, greatly reducing the frequency of equipment maintenance and replacement due to corrosion, and reducing maintenance costs. In chemical equipment, titanium hexagonal bolts can also calmly deal with various highly corrosive chemicals to ensure the safe and stable operation of the equipment.
Excellent high and low temperature performance
In extremely low temperature environments, such as cryogenic fuel storage equipment in the aerospace field, titanium hexagonal bolts can still maintain good mechanical properties and will not crack due to low temperature, ensuring the safety of the equipment. In high temperature environments, such as connecting some parts of aircraft engines, titanium hexagonal bolts can maintain their own strength and hardness while withstanding high temperatures, with low thermal shrinkage and excellent high temperature stability, providing a solid guarantee for the efficient operation of the equipment.
Low magnetism and good biocompatibility
The magnetic permeability of titanium alloy is extremely low. This property makes titanium hexagonal bolts very useful in places that are extremely sensitive to magnetism, such as precision instruments and electronic equipment, and effectively avoids the precise operation of the equipment affected by magnetic interference.
At the same time, titanium alloy has excellent compatibility with human tissue and will not cause rejection reactions in the human body. In the field of medical devices, orthopedic implants such as artificial joint fixation bolts and dental implants use titanium hexagonal bolts, which can perfectly combine with human tissue, help patients recover and improve their quality of life.
Product Comparison
Titanium Hex Head Screws Specifications
| Material | Titanium |
| Strength Grade | Gr5 (Ti-6Al-4V) or Gr2 etc |
| Standard | DIN 933、GB/T 5782、ISO4016、DIN931、ASME、DIN、BS、HG、SH、EN etc |
| Thread type | Metric thread (M2, M3, M4, M5, M6, M8, M10, M12...), BSP thread (UNC, UNF) |
| Length Range | 3mm - 500mm (Customizable) |
| Surface Treatment | Natural color, polishing, sandblasting, anodizing, titanium nitride coating (multiple colors available) |
| Tensile strength | Typical value 895 MPa - 1100 MPa (Gr5) |
| Yield strength | Typical value 828 MPa - 950 MPa (Gr5) |
| Density | 4.51 g/cm³ |
| Custom services | Custom/OEM/ODM |
Titanium Hex Head Bolts VS Other Bolts
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Advantages |
Titanium Hexagon Bolts |
Traditional steel bolts |
Aluminum Alloy Bolts |
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Weight |
Low density, the weight of the same specification is about 60% of steel |
Heavy |
Lightweight but lacks strength |
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Strength |
Tensile strength ≥800MPa, high specific strength |
High strength but low specific strength |
Low strength (≤500MPa) |
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Corrosion resistance |
Resistant to seawater, acid and alkali, self-repairing oxide film |
Need to be galvanized or painted to prevent rust |
Better corrosion resistance than steel, but poor resistance to strong acid |
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Temperature resistance |
Stable performance in high and low temperature environments |
Easy to crack at low temperature, and the strength decreases at high temperature |
Temperature resistance ≤200℃ |
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Biocompatibility |
Non-toxic, can be used for medical implants |
May release metal ions |
May cause rejection reaction |
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Maintenance costs |
No need for anti-rust treatment, long service life |
Requires regular maintenance, prone to rust |
The thread is easy to slip and the maintenance frequency is high |
Customer Reviews
Our Logistics
our factory
Suitability for Compact Spaces
The hex socket hole is relatively shallow, and the bolt head is thinner, making it ideal for installation in confined spaces such as electronic devices and precision instruments.
High Torque Transmission Efficiency
Hex socket wrenches have a larger contact area with the bolt hole, reducing the risk of slippage during force application. This allows for higher torque to be applied, ensuring firm fastening—particularly important in vibration-prone environments.
Anti-Loosening and Aesthetic Benefits
The flat head design allows for countersunk installation (flush with the surface of the workpiece), minimizing protrusion and wear risks while improving the overall clean appearance of the equipment.
Corporate Culture
FAQ
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Q: What types of titanium fasteners do you offer?
+A: We offer a wide range of standard and custom titanium fasteners, including but not limited to:• Titanium Bolts: Hex head bolts, countersunk bolts, round head bolts, Torx bolts, 12-point bolts, flange bolts, etc.• Titanium Nuts: Hex nuts, square nuts, flange nuts, lock nuts, slotted nuts, T-nuts, cap nuts, etc.• Titanium Washers: Flat washers, spring washers, lock washers, etc.• Titanium Screws: Machine screws, self-tapping screws, slotted screws, Phillips head screws, hex socket screws, Torx screws, set screws, etc.• Custom/Special Parts: We manufacture various complex titanium alloy connectors according to customer drawings and specific requirements. -
Q: Do you offer OEM/ODM customization services?
+A: Yes, we provide comprehensive OEM/ODM customization services. With advanced production equipment, an experienced team of engineers, and a strict quality control system, we offer one-stop customized solutions—from material selection and prototyping to mass production and surface treatment—based on your design drawings, technical specifications, and application requirements. -
Q: How do you ensure the quality of your titanium fasteners?
+A: Quality is our foremost commitment. We have strict processes in place to control the quality of our products. We use high-quality raw materials, employ advanced manufacturing techniques, and conduct rigorous quality inspections to ensure the final product meets the highest standards. -
Q: How does the price of titanium fasteners compare to regular steel fasteners?
+A: Due to the higher cost of titanium alloy raw materials and more complex manufacturing processes, titanium fasteners are typically priced higher than standard steel fasteners. However, considering their exceptional performance in extreme environments, longer lifespan, lower maintenance costs, and unique advantages in areas such as lightweight design and biocompatibility, titanium fasteners offer significant overall cost-effectiveness in many high-value applications. -
Q: How do I choose the right titanium alloy grade for my application?
+A: The choice of the appropriate titanium alloy grade depends on your specific application requirements. If you're unsure which grade is best suited, our team of professional engineers can provide detailed consultations and recommendations based on your application scenario and technical specifications. -
Q: What is the delivery time for your products?
+A: The typical production lead time is approximately 20 days.