Gr5 Titanium
Gr5 Ti 6Al 4V Titanium Alloy Flange Bolts PVD Anodized M6 M8 M22
- Material: Ti-6Al-4V (Grade 5)
- Standard: DIN 6921 / ISO 4017
- Finish: PVD Anodized / Plain
Precision Fastener Portfolio
High-Integrity Titanium Bolts & Flat Head Screws Available for Gomel
Direct from our precision CNC machining facility in Baoji, Shaanxi to Gomel's heavy machinery, energy, and transport manufacturing sectors. Select an engineered fastener below to inspect standard drawings or initiate a verified order.
Rainbow PVD
Anodized Rainbow GR5 Titanium Flange Head Allen Bolt Lightweight Screws
- Head Style: Flanged Hex Socket
- Yield Strength: ≥ 828 MPa
- Weight Cut: 44% vs. Steel
Class 8.8 Equiv
ZFTI Class 8.8 Gr5 Titanium Flange Bolt Hex Head UNF Thread CNC
- Threads: UNF / Metric Rolled
- Processing: 5-Axis CNC Turned
- Traceability: Mill Test Cert (EN 10204)
Wear Resistant
High Quality GR5 Titanium Alloy Socket Head Corrosion-Resistant Fasteners
- Drive: Hex Socket (Allen)
- Corrosion Class: Chloride / Acid Proof
- Surface: Micro-Polished Plain
Industrial Grade
M5 M6 M8 Titanium Alloy Hexagon Head Bright Finish Machine Screws
- Diameters: M5, M6, M8 In Stock
- Class: ISO 4014 Standard
- Application: Light Structural / Tooling
Torx Drive
M8 Titanium Torx Head Screw Gr5 CNC Anodized Star Fastener
- Drive Type: Torx (Star) T30/T40
- Tensile: 895 - 1050 MPa
- Features: Anti-Cam-Out Geometry
Automotive Grade
Manufacturer Titanium Lug Wheel Bolts M14x1.5 & M12x1.25 Automotive
- Application: Hub & Wheel Rotational
- Thread Pitch: 1.25 / 1.50 Precision
- Seat Type: Conical 60° / Ball R14
DIN 7991 Flat Head
Titanium Flat Head Countersunk Screws Flush Fitting Industrial Grade
- Standard: DIN 7991 / ISO 10642
- Head Geometry: 90° Countersunk Flush
- Sizes: M1.6 to M20 Custom
Baoji Supply Chain Authority
Precision Manufacturing Standards Direct from China's "Titanium Valley"
Operating continuously since 2013 in the Fenghuang 3rd Road High-Tech Zone, Yevzo integrates certified ASTM B348 raw bar stocking with multi-axis Swiss CNC milling to supply engineering clients across Belarus and the CIS region.
Full Mill-to-Thread Traceability
Every flat head titanium fastener originates from vacuum arc remelted (VAR) ingots compliant with ASTM B348 and ASTM F136. Complete chemical composition and mechanical test certificates (EN 10204 3.1) accompany each export lot.
Precision Thread Rolling & CNC Turning
Unlike conventional cut threads that create stress-concentration notches, our high-load threads are cold-rolled. This grain-flow alignment preserves structural fatigue life under severe cyclical vibrations.
Flush Fitment & Countersunk Accuracy
Strict DIN 7991 / ISO 10642 dimensional compliance ensures zero edge protrusion when countersunk into machine housings, aerodynamic cowlings, and reciprocating carriage sliders.
Direct CIS Logistics & Flexible Terms
We facilitate streamlined FOB, CIF, and DDP deliveries to Gomel and Minsk industrial corridors via consolidated Eurasian rail freights and international express courier lanes, backed by multi-currency settlement.
Engineering Whitepaper Analysis
Why Gomel's Industrial Sectors Are Transitioning to Titanium Flat Head Fasteners
Gomel stands as Belarus's second-largest manufacturing nucleus, renowned for heavy agricultural combines, chemical processing plants, precision machine tool foundries, and petrochemical refining. Here is why Grade 5 titanium fasteners have become standard engineering upgrades over structural 8.8 and 10.9 zinc-plated carbon steels.
Mechanical Integrity in Harsh Operating Environments
Industrial machinery deployed across Eastern Europe faces extreme operational parameters: severe winter sub-zero thermal cycling, aggressive nitrate fertilizer exposure in agricultural harvesting, and caustic chloride washdowns. Grade 5 titanium (Ti-6Al-4V) maintains a yield strength exceeding 828 MPa with virtually zero ductile-to-brittle transition even in harsh continental winters.
Furthermore, DIN 7991 countersunk flat head screws deliver perfectly flush joinery. In high-speed material handling, harvesters, and rotating assemblies, exposed fastener heads accumulate debris, initiate galvanic hotspots, and increase turbulent air drag. The clean 90-degree seating face provides high clamping friction across soft aluminum or composite mating flanges without surface marring.
| Performance Criterion | Ti-6Al-4V (Grade 5 Titanium) | Grade 2 (Commercially Pure) | Steel 8.8 (Galvanized/Zinc) | 316L Stainless Steel |
|---|---|---|---|---|
| Ultimate Tensile Strength | 895 - 1050 MPa | 345 - 450 MPa | 800 - 830 MPa | 580 - 680 MPa |
| Yield Strength (0.2% Offset) | 828 MPa | 275 MPa | 640 MPa | 290 MPa |
| Mass Density | 4.43 g/cm³ (-44%) | 4.51 g/cm³ | 7.85 g/cm³ | 7.98 g/cm³ |
| Resistance to Chlorides & Saline | Immune (TiO&sub2; Stable Film) | Immune | Poor (Zinc sacrifice fails) | Moderate (Pitting prone) |
| Thermal Expansion Coeff. (μm/m·K) | 8.6 | 8.6 | 11.5 | 16.0 |
| Non-Magnetic Permeability | μr = 1.00005 (Non-magnetic) | μr = 1.00005 | Ferromagnetic | μr ≤ 1.02 |
Local Application Scenarios in Gomel's Industrial Triangle
1. Machine Tool Guideways & Sliding Tables: Machine tool builders in the Gomel oblast utilize countersunk socket screws to mount hardened wear plates and linear guides. Titanium's reduced thermal expansion prevents internal shearing stress when operational temperatures elevate during continuous multi-shift production.
2. Chemical & Fertilizer Processing Hardware: Given Gomel's prominent chemical and fertilizer industry, equipment regularly contacts sulfurous fumes, ammonia, and wet acidic slurries. Grade 5 titanium builds an instantaneous, self-healing passive rutile (TiO&sub2;) layer that prevents pitting and stress-corrosion cracking where conventional stainless steels pit.
3. Heavy Transport & Agricultural Harvesting Systems: Reciprocating knife guards, baling chutes, and hydraulic assembly mountings benefit immensely from titanium's high fatigue strength. Replacing heavy fasteners with titanium removes unsprung inertial mass, curbing drivetrain fatigue and saving diesel fuel over millions of cycles.
Strategic Procurement Trends
Emerging Manufacturing Dynamics in Belarus: The Shift to Lightweight Alloys
Purchasing managers in Gomel are actively revamping their supply lines to mitigate maintenance downtimes and comply with modern equipment lifecycle goals. Here are the key market developments dictating localized procurement choices.
Total Cost of Ownership (TCO) Prioritization
While the initial cost of Grade 5 titanium fasteners exceeds zinc-plated alloy steel, the elimination of catastrophic rust-seizing, bolt-head shearing during seasonal field maintenance, and frequent structural teardowns drops overall five-year operating expenditures by over 38% in aggressive industrial settings.
Electrification & Unsprung Weight Reduction
With regional commercial equipment moving toward hybrid and battery-electric drivetrains, counteracting battery pack mass is urgent. Utilizing countersunk titanium fasteners across battery enclosure housings, drive-motor brackets, and hub assemblies directly increases payload volume and operational range.
Direct-from-Source Quality Assurance
Rather than relying on fragmented broker networks that repackage variable-grade stock, Belarusian technical buyers are forming direct factory ties with certified Chinese producers in Baoji. Verified material testing (chemical composition, proof load, and non-destructive crack detection) ensures zero assembly-line rejects.
Procurement & Engineering FAQ
Answers to Critical Questions from Belarusian Mechanical Engineers
Clear, uncompromised technical guidance addressing torque calculations, galvanic prevention, cold temperature endurance, and export customs logistics to Gomel.
How do tightening torques for Grade 5 flat head screws differ from standard 8.8/10.9 steel? +
Because Grade 5 titanium has a lower modulus of elasticity (~114 GPa versus ~205 GPa for steel), it exhibits greater elastic elongation under load. When tightening DIN 7991 countersunk titanium screws, we generally recommend applying 75% to 85% of the torque typically specified for Grade 8.8 steel fasteners of matching nominal diameter. Moreover, countersunk head screws induce additional frictional drag along the 90-degree tapered head flank; always use calibrated torque tools and consider whether dry or lubricated assembly coefficients (μ) apply to your calculations.
How do we prevent galvanic corrosion when joining titanium screws into aluminum machine castings? +
Titanium is highly noble (cathodic) relative to structural aluminum alloys (anodic). In the presence of moisture and electrolyte (such as winter de-icing salts or wet agricultural sprays), unprotected aluminum will experience accelerated galvanic oxidation. To guarantee zero corrosion, apply a high-purity, metal-free anti-seize paste (such as nickel-based or ceramic pastes) during installation. For permanent structural fixtures, non-conductive phenolic/PTFE washers or specialized anodizing coatings can be applied directly by our factory prior to shipment.
Do flat head titanium screws become brittle under severe sub-zero Belarusian winters? +
No. Unlike carbon and low-alloy steels that undergo a marked ductile-to-brittle transition around -20°C to -40°C, Grade 5 titanium preserves high impact toughness and ductility down to cryogenic thresholds (-196°C). For hyper-critical sub-zero outdoor equipment, we can also supply Grade 5 ELI (Extra Low Interstitial, ASTM F136), which limits interstitial oxygen and iron content to deliver unmatched fracture toughness in Arctic environments.
What are the lead times, minimum order quantities (MOQ), and shipping channels to Gomel? +
Standard DIN 7991 flat head fasteners (M3 through M12) held in stock ship within 3 to 5 business days. Custom CNC-machined drawing parts carry an average production run of 15 to 22 days depending on complexity. MOQs for standard catalog sizes begin as low as 20 to 50 pieces, while drawing-based OEM orders are quoted flexibly. Shipments to Gomel and Minsk are routed via dedicated international express air (5–9 days door-to-door) or regular rail container freight through Eurasian logistics hubs under FOB, CIF, or DDP terms.
Can Yevzo supply custom thread pitches (fine metric / UNF) and bespoke head dimensions? +
Yes. Our workshop houses 100+ precision units, including Swiss-type automatic lathes and 5-axis machining stations. We routinely manufacture non-standard metric fine pitches (such as M10x1.0, M12x1.25), UNF/UNC aviation threads, specialized low-profile shallow countersinks, and custom drive sockets (Torx, hex, spline, or tamper-resistant pin heads) precisely matched to your 2D PDF or 3D CAD models (STEP/IGES).
Enterprise Credentials
Why Yevzo Titanium Metal Co., Ltd. Is Your Trusted Manufacturing Partner
Combining direct raw material access, comprehensive machining capacity, and documented quality controls to safeguard your supply chain reliability.
Unmatched Industrial Ecosystem in Baoji
Situated inside the Honeycomb Industrial Park on Fenghuang 3rd Road, Baoji, Yevzo benefits from direct physical integration with China's largest national titanium melting bases. We secure premium sponge and mill-certified billets with rapid lead times, bypassing third-party trading markups and ensuring genuine ASTM/ISO grades.
Our workshop enforces a five-stage quality checkpoint protocol: spectrometer raw material verification, digital optical comparator thread checks, ultrasonic non-destructive testing, micro-hardness validation, and clean-room packaging to ensure threads arrive completely free of impact dings or thread distortion.
Upgrade Your Assembly Reliability with Baoji Titanium Fasteners
Whether you require standard DIN 7991 countersunk screws or custom CNC titanium structural components for heavy equipment in Gomel, our engineering team is ready to review your CAD files and deliver factory-direct pricing.