PVD Coated
Factory Inventory Showcase
Engineered Titanium Hardware for Rapid Regional Dispatch
Direct from China's Titanium Valley (Baoji), our precision CNC components and hex hardware undergo complete optical profiling, thread rolling, and electrolytic passivation to meet the exacting mechanical tolerances of Vietnamese industry.
Mokuti Exotic
Timascus Alloy Mokuti CNC Parts Computer Keyboard 1U ESC Buttons /KEY CAPS Random Colors
Gr5 High-Temp
12 Point Nuts Titanium 6AL-4V Grade Exhaust Pipe Screws M8x1.25 Ultra Light Corrosion Resistant Motorcycle Auto Modification
CNC Turned
TC4 Custom Made CNC Machined Titanium Alloy Paracord Bead Begleri for Stress Relief-EDC Parachute Cord
Billet Bracket
Gr5 TC4 Titanium Alloy Brake Fluid Reservoir Mount Bracket for Radial Master Cylinder Motorcycle E-Bike Modification Parts
Ultra-Torque
M10 Titanium GR5 Bolt Bleed Nipple Motorcycle Oil Drain Deflation Screws 89% Ti Content Customized Color for Outdoor Sport
DIN Standard
Gr5 Titanium Bolts M6x40 Titanium Bolts M6X10 Bicycle/Motorcycle Modification M8x30 Accessory Parts Torx Head Flange Bolts
Race Spec
Titanium Alloy Double Drive Head Flanged Hex Bolts for Motorcycle-Ultra Light Corrosion Resistant Race Spec M8/M10 Drilled Bolts
895+
MPa Tensile Strength (Gr5)
44%
Weight Reduction vs Steel
0.00mm
Seawater Pitting Corrosion
≤ 4hrs
B2B Engineering Response
In modern industrial applications across Southern Vietnam's economic heartland, fastening integrity is non-negotiable. As the focal distribution node along the Hau River, Can Tho requires mechanical hardware capable of withstanding tropical humidity, brackish saline intrusion, and corrosive agricultural and seafood wastewater. As China’s preeminent manufacturer headquartered in Baoji (China's Titanium Valley) since 2013, Velnora Titanium Industry Co., Ltd. supplies Tier-1 OEM plants, marine rebuilders, and high-performance racing workshops with certified Titanium Grub Screws (Hexagon Socket Set Screws) engineered to DIN 913, DIN 914, DIN 915, and DIN 916 tolerances.
Titanium grub screws (blind set screws designed without an external protruding head) function under intense rotational torque and radial vibration. When standard 304 or 316 stainless steel grub screws seize, gall, or pit under chloride exposure, or when low-grade carbon steel screws snap inside shafts causing catastrophic equipment shutdown, Velnora’s CNC cold-rolled Ti-6Al-4V Grade 5 fasteners provide an impermeable barrier of titanium dioxide (TiO2) passivation that guarantees structural cohesion and zero seizure throughout lifetime equipment operations.
Metallurgical Benchmark: Grade 5 Titanium vs. Conventional Marine Fasteners
An empirical evaluation of mechanical characteristics pertinent to industrial buyers in Can Tho, comparing tensile limits, density, shear capacity, and electrochemical durability.
| Property / Characteristic | Velnora Gr5 (Ti-6Al-4V TC4) | Gr2 Pure Titanium | Marine 316L Stainless | Grade 8.8 Structural Steel |
|---|---|---|---|---|
| Density (g/cm³) | 4.43 | 4.51 | 7.98 | 7.85 |
| Tensile Strength (Yield MPa) | 895 – 1000 | 275 – 450 | 220 – 310 | 640 |
| Ultimate Shear Strength (MPa) | ≈ 550 | ≈ 260 | ≈ 400 | ≈ 480 |
| Hardness (Rockwell C / HRC) | 30 – 36 HRC | 80 HRB | 70 – 90 HRB | 20 – 30 HRC |
| Resistance to Brackish Cl¯ Ions | Immune (0.00 mm/yr) | Immune | Pitting Susceptible | Severe Oxidation |
| Magnetic Permeability (μ) | Non-Magnetic (1.00005) | Non-Magnetic | Slightly Paramagnetic | Ferromagnetic |
| Thread Galling Threshold | High with Anti-Seize | Moderate | Prone to Cold Welding | Moderate |
Localized Engineering Integration
Application Scenarios Across Can Tho's Industrial Fabric
From Tra Noc Industrial Zone to the Cai Cui shipping terminals, how Velnora's precision titanium grub screws address localized mechanical pain points.
Pangasius & Shrimp Processing Automation
Seafood processing facilities throughout Can Tho rely heavily on automated portioning belts, grading machines, and brine immersion tanks. Standard stainless grub screws corrode within weeks due to constant wash-downs with hyper-chlorinated antimicrobial detergents and saline ice slush. Our DIN 916 cup-point Grade 5 grub screws lock pulleys and rotary encoders to drive shafts permanently, completely eliminating downtime caused by rusted, stripped screw heads.
Mekong River Commercial Marine & Long-Tail Craft
Can Tho’s bustling waterways require propulsion machinery that handles brackish water during dry-season tidal surges. Long-tail outboard shafts, brass prop couplings, and rudder hinges secured with standard steel set screws experience aggressive galvanic decay. Velnora's DIN 913 flat-point titanium grub screws do not degrade, creating a secure mechanical lock that prevents props and drive sleeves from slipping under heavy cavitation.
High-Torque Motorcycle Speed Shops
Vietnam’s celebrated underbone racing culture (Honda Wave, Winner X, Yamaha Exciter) is extremely active in Ninh Kieu and Binh Thuy. Tuners demand ultra-lightweight rotating masses and vibration-proof fasteners for racing camshaft sprockets, internal throttle assemblies, and foot-peg selectors. Grade 5 titanium grub screws offer weight savings of 44% compared to steel, lowering rotational inertia while resisting harmonic vibration loosening.
Precision Agriculture & Drone Spraying Fleets
In Thot Not and surrounding rice farming districts, autonomous agricultural drones and precision GPS seeders operate in high-humidity agricultural chemical environments. Titanium grub screws (M2 to M5) are deployed inside brushless drone motor housings, propeller adapter hubs, and gimbal actuators, delivering reliable non-magnetic assembly that avoids disrupting delicate onboard compasses and magnetometer calibration.
Food Grade Packaging & Can-Seaming Machinery
Can Tho’s agricultural canning plants process tropical fruits for export. Fasteners used in filling nozzles and roller guides must satisfy stringent food hygiene standards. Grade 2 pure titanium and Grade 5 alloys are totally non-toxic, chemically non-reactive, and cleanable with nitric or caustic CIP solutions without creating metal leachate or surface scale that could compromise food contact compliance.
Macro Economic Intelligence
Procurement Dynamics: Can Tho & Southern Vietnam
Strategic insights for supply chain managers navigating industrial upgrades, trade corridors, and component lifecycle economics.
Shift from Replacement to Preventive Metallurgy
Factory procurement in Tra Noc 1 and 2 is transitioning away from inexpensive carbon steel screws. Frequent plant shutdowns caused by stripped set screws inside packaging equipment are driving engineering leads to mandate titanium components, lowering total cost of ownership (TCO) across 3-year maintenance cycles.
Bilateral ACFTA Preferential Customs
Under the ASEAN-China Free Trade Agreement (ACFTA), Velnora supports Vietnamese B2B importers with Certificate of Origin Form E documentation, enabling 0% or substantially reduced tariff classifications for HS Code 8108.90 fasteners dispatched to Cat Lai or Can Tho ports.
Demand for Micro-Precision Custom Tolerances
Local high-precision equipment fabricators in Can Tho are seeking customized metric pitch tolerances (ISO 965-1 Class 6g and 4h) with non-standard points (dog point, truncated cone) to fit specialized Japanese and European machinery retrofits without requiring redrilling.
Why Choose Velnora
Baoji Engineering Prowess: Direct Factory Advantage
Operating out of the epicenter of Chinese titanium processing since 2013, our production facility combines direct ingot sourcing with tight CNC manufacturing control.
Rolled Threads vs. Cut Threads
Unlike budget workshops that use single-point CNC cutting for external threads, Velnora utilizes continuous cold-rolling dies for titanium grub screws. Thread rolling prevents discontinuous grain boundaries, enhances fatigue life by 300%, and produces polished thread flanks that resist galling under high tightening torque.
100% Optical Sorting & Laser Gauging
Every batch of M2 to M24 grub screws passes through automated rotary glass-plate optical sorting systems. Screws with drive socket eccentricities greater than ±0.02 mm, internal hex roundings, or micro-burrs on point geometries are discarded automatically before export packaging.
Real-Time Live CNC Video Updates
We eliminate sourcing risk for overseas buyers. Prior to pallet sealing and customs dispatch, our technical team shares high-resolution CNC machining recordings, micrometer checks, and spectrographic material lab test reports directly with your procurement department.
Purchasing & Technical Clarifications
Frequently Asked Questions by Mekong Delta Procurement Teams
Clear, actionable answers addressing engineering specs, lead times, anti-galling treatments, and logistics to Can Tho.
Which grub screw point design (DIN 913, 914, 915, 916) suits our machinery best?
DIN 913 (Flat Point): Ideal where set screws seat against ground shafts without marring the surface; commonly used on precision encoder shafts and food-grade pulleys.
DIN 914 (Cone Point): Intended for permanent locking into countersunk detents or soft alloy pivot guides where deep mechanical purchase is required.
DIN 915 (Dog / Cylindrical Point): Used for locating shafts with keyway slots or retention grooves, allowing linear sliding without rotational slip.
DIN 916 (Cup Point): The most widely selected industrial option; the serrated rim bites into hardened motor shafts to resist high-cycle torsional reversals.
How do we avoid thread galling when installing titanium set screws into aluminum housings?
Titanium threads naturally develop a protective oxide film that can seize against aluminum or stainless threads if installed dry under high loads. We recommend applying an anti-seize paste formulated with copper or molybdenum disulfide (MoS2). Velnora also offers proprietary micro-arc oxidation (MAO) and PVD anti-friction coatings that significantly increase surface hardness while preventing thread seizure during maintenance disassembly.
What are the lead times and shipping routes for shipments destined for Can Tho?
Standard inventory specifications (M3 through M12 in lengths of 4 mm to 40 mm) ship from our Baoji central warehouse within 48 hours. For custom CNC designs or volume OEM batches (5,000+ units), production runs typically require 10 to 18 business days. Transit to Can Tho is handled via direct air courier (DHL/FedEx to Can Tho Airport or Tan Son Nhat, 3–5 days) or consolidated sea freight directly into Cai Cui Port or Cat Lai Port (7–12 days), with all customs clearance paperwork provided.
Can Velnora supply Certificate of Origin Form E for zero-tariff clearance in Vietnam?
Yes. As a registered industrial exporter with Chinese customs authorities, we provide legitimate, fully verified Form E (ASEAN-China FTA) documents along with complete Mill Test Certificates (EN 10204 3.1) showing exact chemical analysis (Ti balance, Al, V, Fe, C, O, N) and tensile/yield elongation charts to guarantee zero-duty clearance through Vietnamese customs.
What is the Minimum Order Quantity (MOQ) for custom-dimension grub screws?
For standard catalog sizes, our MOQ starts at just 100 pieces per size, making pilot testing accessible for local speed shops and machinery fabricators. For custom drawing productions (custom thread pitch, exotic drive patterns like Torx Plus, or dog-point lengths), our MOQ ranges from 200 to 500 pieces depending on diameter.
Request Engineering Review & Direct Factory Quotation
Send us your dimensional drawings (PDF, STEP, DWG) or standard product specifications. Our metallurgists and CNC engineering teams will review thread tolerances, calculate shear capacities, and deliver a comprehensive quotation within 4 business hours.