Corrosion-Proof GR5 GR2 Titanium Hex Flange Nylon Nut
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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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Project |
Specification |
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Product Name |
Corrosion-Proof GR5 GR2 Titanium Hex Flange Nylon Nut |
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Material |
Titanium Alloy (GR5 / GR2) |
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Brand |
BJCJTi |
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Available Standards |
DIN, GB, ASME, JIS, etc. |
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Core Advantages |
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Flange Structure |
Integrated functional integration, eliminating the trouble of combining multiple components |
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Material & Structure |
Precise cracking of scene pain points, addressing hidden needs in special environments |
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Cost Benefit |
Long term use of implicit cost savings, reducing full lifecycle expenses |
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Working Condition Adaptability |
Adaptive upgrade for complex working conditions, breaking through limitations of traditional nuts |
description1
Details Description
| Thread Size D | M8 | |||
| P | Pitch | Coarse thread | 1.25 | |
| Fine thread 1 | 1 | |||
| Fine thread 2 | / | |||
| c | min | 1.2 | ||
| da | min | 8 | ||
| max | 8.75 | |||
| dc | max | 17.9 | ||
| dw | min | 15.8 | ||
| e | min | 14.38 | ||
| m | max | 8 | ||
| min | 7.6 | |||
| mw | min | 4.5 | ||
| s | max=nominal size | 13 | ||
| min | 12.73 | |||
| r | max | 0.48 | ||
| Thread Size D | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | ||
| P | Pitch | Coarse thread | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| Fine thread 1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | ||
| Fine thread 2 | / | / | / | -1 | -1.25 | / | / | / | ||
| c | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 | |
| da | min | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | |
| max | 5.75 | 6.75 | 8.75 | 10.8 | 13 | 15.1 | 17.3 | 21.6 | ||
| dc | max | 11.8 | 14.2 | 17.9 | 21.8 | 26 | 29.9 | 34.5 | 42.8 | |
| dw | min | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 | |
| e | min | 8.79 | 11.05 | 14.38 | 16.64 | 20.03 | 23.36 | 26.75 | 32.95 | |
| m | max | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | |
| min | 4.7 | 5.7 | 7.6 | 9.6 | 11.6 | 13.3 | 15.3 | 18.9 | ||
| mw | min | 2.2 | 3.1 | 4.5 | 5.5 | 6.7 | 7.8 | 9 | 11.1 | |
| s | max=nominal size | 8 | 10 | 13 | 15 | 18 | 21 | 24 | 30 | |
| min | 7.78 | 9.78 | 12.73 | 14.73 | 17.73 | 20.67 | 23.67 | 29.67 | ||
| r | max | 0.3 | 0.36 | 0.48 | 0.6 | 0.72 | 0.88 | 0.96 | 1.2 | |
Honors and Qualifications
Main features and advantages
Innovation in Structural Mechanics: Breaking through the Performance Bottleneck of Traditional Fasteners
*The pressure revolution of flange topology optimization: adopting an asymmetric spiral tooth topology structure design, the contact stress distribution between the flange surface and the connecting piece is increased by 43%. Combined with plasma nitriding treatment (hardness up to HV 1100), the friction coefficient is stable in the range of 0.12 ± 0.02, and the wear resistance is improved by 7 times compared to traditional processes. This design can extend the anti relaxation life of a single node to over 30000 hours and extend the maintenance cycle from 6 months to 18 months in the connection of port crane booms.
*Triple anti loosening system level guarantee: Breaking through the limitations of "single anti loosening of nylon inserts", forming a triple protection system of "nylon wedge tightening+flange friction+titanium based pre tightening". Nylon inserts hold onto bolt threads through friction enhancement and mechanical wedging effect, forming damping buffering between flange teeth and contact surfaces. The high strength of titanium alloy ensures long-term stability of pre tightening force, and there is still no looseness after 500000 kilometers of equivalent vibration testing on new energy vehicle chassis.
Material synergy depth: unlocking the implicit value of "titanium+nylon"
*Functional upgrade of titanium based surface: Vacuum plasma infiltration MoS ₂ coating is implemented on the surface of titanium alloy matrix, reducing the dry friction coefficient to 0.06, meeting aerospace grade space lubrication standards. At the same time, the titanium surface is smooth and not easy to adhere to crystals, which can reduce blockage caused by medium crystallization in equipment such as urea melting pumps. This treatment preserves the corrosion resistance of the nut while addressing the risk of cold welding in titanium titanium connections.
*Scenario adaptation of nylon inserts: Customize nylon material characteristics for different industries, such as using high-temperature resistant PA66 in the new energy field, which can work stably around engines at 120 ℃; Medical grade insulation nylon is selected for the medical scene, with a magnetic permeability of μ ≤ 1.003 and eddy current loss of<3W/kg, to avoid interference with the magnetic field of MRI equipment and achieve "one structure, precise adaptation to multiple scenarios".
Special working condition adaptation: exclusive solutions for extreme environments
*Dual resistance to wide temperature range and strong medium: The titanium alloy matrix can maintain structural stability in the extreme temperature range of -253 ℃ (liquid nitrogen environment) to 600 ℃ (high temperature furnace attachment), and with customized nylon inserts that are resistant to chemical corrosion, it can resist corrosion from 98% sulfuric acid and 50% sodium hydroxide solution. In semiconductor wafer cleaning equipment, it can withstand hydrofluoric acid vapor for a long time, solving the problem of traditional nuts being easily brittle at high temperatures and prone to failure due to strong corrosion.
*Low noise and low damage operation friendliness: The flange surface adopts a flexible contact design, which can reduce metal collision noise when attached to the connecting piece. In the installation of precision instruments (such as optical detection equipment), the operating noise can be controlled below 40 decibels; At the same time, the elastic buffering effect of nylon inserts can prevent rigid biting damage between bolts and nuts. In the connection of carbon fiber components (such as aviation interior panels), it effectively protects the substrate from being crushed or scratched.
Operation and maintenance upgrade: improve the efficiency of the entire process utilization
*Convenient installation without tool dependence: The flange edge is designed with anti slip patterns, which can be pre tightened by hand. Subsequently, only regular wrench adjustments are needed. Compared with the traditional nut operation that relies on tool alignment, it can save 30% of installation time in high-altitude operations (such as wind turbine tower maintenance) and reduce the labor intensity of operators.
*The status of visual maintenance can be traced: a color change warning strip is set at the joint between the nylon insert and the titanium matrix. When the nut becomes loose or the nylon ages, the warning strip will change from blue to red, and the status can be determined without disassembly. In the inspection of oil pipelines, staff can quickly identify hidden dangers through visual inspection, avoiding the cumbersome process of traditional "dismantling and testing one by one" and improving maintenance efficiency.
Product Comparison
Introduction to titanium hexagonal flange nylon nut:
The Titanium Hexagonal Flange Nylon Nut is a special locking nut that combines a titanium alloy hexagonal matrix, flange surface, and nylon insert. Its core is to solve the problems of traditional nuts that require additional gaskets, are easy to loosen, and are not resistant to harsh environments by combining the sealing pressure of the flange, the anti-corrosion lightweight of titanium, and the self-locking function of nylon. It is suitable for precision connection needs in multiple scenarios.
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Comparison Dimension |
Titanium Hex Flange Nylon Nut |
Carbon Steel Hex Flange Nut |
Aluminum Hex Flange Nut |
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Structural Functionality |
Built-in sealing, anti-loosening, and thread protection functions, no need for additional flat washers or spring washers, one-step assembly. The flange surface is anti-slip treated to enhance friction with connecting parts, suitable for installation in confined spaces. |
Only has the pressure distribution function of the flange, no anti-loosening structure, additional spring washers or thread locker required for anti-loosening, one more step in the assembly process. The flange has no anti-slip design, prone to displacement in vibration environments. |
The flange and nut body are integrated, lightweight but not strong enough, no anti-loosening structure, relies on external anti-loosening accessories, and the flange is prone to deformation due to stress. |
| Material Performance Synergy |
The corrosion resistance of titanium and the elastic anti-loosening of nylon form a complementary combination, titanium nut body no rust after 5000 hours of salt spray test, nylon insert maintains elasticity at -40 to 120 degrees Celsius. The non-magnetic characteristic combined with insulation can be adapted to magnetic sensitive scenarios, tensile strength is more than twice that of steel. |
Carbon steel has high strength but poor corrosion resistance, relies on surface treatments such as galvanizing, prone to rust in humid environments within 3 to 5 years, non-insulating, prone to interference in magnetic environments. |
Aluminum is lightweight but has low strength, tensile strength is only one-third of titanium, prone to oxidation, requires anodizing treatment, no anti-loosening or insulation characteristics, threads are prone to slip. |
| Complex Environment Adaptability |
Can withstand harsh environments such as seawater, acid-base solutions, and alternating low temperatures, with a lifespan of over ten years in scenarios like offshore platforms and chemical pipelines. Can adapt to extreme temperatures from -253 to 600 degrees Celsius, with no risk of electrochemical corrosion. |
Only suitable for dry indoor environments, prone to rust and seize in outdoor or humid scenarios, significant strength reduction at high temperatures, prone to brittleness in low temperatures, requiring frequent replacement for maintenance. |
Only suitable for dry, light-load environments, oxidation spots appear within half a year in coastal or humid environments, prone to thermal expansion and contraction leading to connection loosening in low-temperature environments. |
| Thread Protection and Reusability |
The nylon insert can buffer the metal friction between the titanium nut body and bolt, avoiding thread wear, maintaining intact threads after multiple disassemblies. The dual protection of the flange and nylon allows for over fifty reuses. |
Direct metal friction can lead to thread wear, reusability only about ten times, the flange has no protective design, prone to scratching the surface of connecting parts during disassembly. |
Aluminum threads have low strength, may slip after three disassemblies, no thread protection design, poor reusability, essentially single-use. |
Customer Reviews
Our Logistics
our factory
Core competence: Irreplaceability in Application Scenarios
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.