- Transformers
- Silicone Insulator
- Ceramic-insulator
- Polyethylene Pin Type Insulator And Accessory
- Silicone Surge Arrestor
- Fuse Cutout Switch
- Isolator Switch
- New Develping Products
- End Insulator Fitting
- Cutout Fitting&Accessory
- Winding Mov Suge Arrestor Core
- Cable Cover&Pinpost-housing
- Bushing
- Silicone Rubber
- Ring Main Unit
- EV Charger
- Epoxy Bushing
- Cable Kit
- FRP POLE
- FRP ROD
bolts sets
olts Sets: Key Features & Material Specifications
1. Core Characteristics
① High Load-Bearing Capacity
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Tensile Strength:
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Standard Grade (4.8/5.8): 400-500 MPa
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High-Strength (8.8/10.9): 800-1000 MPa
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Ultra-High (12.9): ≥1200 MPa
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Shear Resistance: Up to 60-70% of tensile strength (friction-type connections).
② Precision Engineering
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Thread Tolerance: 6g/6H (ISO 965)
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Component Matching:
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Washer flatness ≤0.05 mm
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Nut width tolerance ±0.5 mm
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③ Environmental Adaptability
| Environment | Solution |
|---|---|
| Marine Corrosion | 2205 Duplex Stainless Steel + Cathodic Protection |
| High Temp (≤650°C) | Inconel 718 Alloy |
| Cryogenic (-196°C) | AISI 316L Stainless Steel |
④ Anti-Loosening Tech
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Mechanical: Nord-Lock wedge washers (vibration-resistant)
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Chemical: Anaerobic adhesives (e.g., Loctite® 271, oil-resistant)
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Structural: Slotted holes in flange bolts (thermal expansion compensation)