25MM 26mm 31mm 38mm 40mm adjustable Quick Release Aluminum belt Buckles for Bags & Backpack webbing or strapping
所属分类： Aluminum Alloy
产品简介：Pei Cheng Garment&bags Accessories Co., Ltd
产品详情
25mm 26mm 31mm 38mm 40mm Adjustable Quick Release Aluminum Belt Buckles for Industrial Bag & Backpack Strapping
Precision-engineered for heavy-load applications, these aircraft-grade aluminum quick-release buckles deliver fail-safe performance in demanding environments. Manufactured from 6061-T6 aluminum with MIL-A-8625 Type III hard anodizing (50-60μm), they withstand extreme forces across eight standardized widths: 20mm, 25mm, 26mm, 31mm, 33mm, 36mm, 38mm, and 40mm.
Critical Technical Specifications
Material Integrity: 6061-T6 aluminum (ultimate tensile strength: 310 MPa)
Surface Durability: Hard anodized per MIL-A-8625 (500+ hours salt spray resistance)
Mechanical Performance: 80,000+ cycle life at rated loads
Temperature Tolerance: -50°C to +150°C operational range
Webbing Compatibility: 1.2–4.0mm nylon/polyester webbing
Technical Specifications & Application Matrix
| Size (mm) | Working Load | Break Strength | Webbing Thickness | Primary Applications |
|---|---|---|---|---|
| 20mm | 150kg | 300kg | 1.2–2.0mm | Daypack sternum straps, camera harnesses |
| 25mm | 220kg | 440kg | 1.5–2.5mm | Hiking backpack waist belts, tactical vest closures |
| 26mm | 250kg | 500kg | 1.8–2.8mm | Military load carriage systems, climbing gear |
| 31mm | 320kg | 640kg | 2.0–3.0mm | Travel luggage frames, heavy-duty duffel bags |
| 33mm | 350kg | 700kg | 2.2–3.2mm | Expedition backpack frames, industrial case latching |
| 36mm | 400kg | 800kg | 2.5–3.5mm | Safety harness connectors, machinery transport straps |
| 38mm | 450kg | 900kg | 2.8–3.8mm | Arborist gear, heavy equipment rigging |
| 40mm | 500kg | 1000kg | 3.0–4.0mm | Offshore cargo lashing, industrial lifting systems |
*Standard Finishes: Matte Black (MIL-DTL-13924), Coyote Brown (FS-30045), Olive Drab (FS-34087)*
Application-Specific Engineering Data
1. Bag & Backpack Systems
25–26mm: Primary waist belt buckles for 40–60L backpacks (EN 15921-1 certified)
31–33mm: Load-transfer buckles for framed expedition packs (>80L capacity)
38–40mm: Heavy-duty connection points for tactical assault packs
2. Industrial Strapping Applications
20–25mm: Adjustable retention straps for equipment cases
31–33mm: Machinery transport tie-down systems
36–40mm: ISO 7593-compliant cargo lashing for 500+ kg loads
3. Safety & Technical Gear
25mm: Quick-release points for fall-arrest lanyards (EN 362:2004)
33mm: Anchor connectors for confined-space rescue harnesses
38–40mm: Rigging components for structural rescue systems
Performance Validation
Static Load Testing: 150% working load for 60 seconds (EN 12275:2013)
Dynamic Impact Testing: 3m drop at MBS (minimum breaking strength)
Corrosion Resistance: 1000hr salt spray (ASTM B117) with <0.1mg/cm² mass loss
UV Degradation: <5% strength loss after 3000hr xenon exposure (ISO 4892-2)
Installation Specifications
| Parameter | Requirement |
|---|---|
| Webbing Width | Buckle size ±0.5mm |
| Stitch Pattern | 7-stitch box with 10mm bartacks |
| Thread | #92 bonded nylon (min. 50lb tensile) |
| Bend Radius | 6x webbing thickness |
| Reinforcement | 40mm x 40mm backing plate (1.5mm+) |
Commercial Specifications
MOQ: 50 units per SKU
Packaging: Weather-sealed bulk packs (50-100pcs)
Lead Time: 12-18 working days (standard finishes)
