| Customization: | Available |
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| Material: | Carbon Steel |
| Surface Finishing: | Black |
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Specification:
| Clssification | Test Item | Value | Sample size | Remark |
| Physical Test | Dye penetration test | 15min No red dot | 10±0.5mm | |
| Hardness(Barcol) | >65HBa | 50±0.5mm | ||
| Water absorption test | <0.05% | 50±0.5mm | ||
| Mechanical Test | Tensile strength | >1100MPa | 350±0.5mm | |
| Bending strength | >1100MPa | 350±0.5mm | ||
| Electrical Test | Water diffusion Test | <100uA | 30±0.5mm | |
| DC breakdown voltage test | >50kV/cm | 10±0.5mm | ||
| AC breakdown voltage test | >30kV/cm | 10±0.5mm | ||
| Discharge current | ≤50uA | 10±0.5mm | ||
| / | Stress corrosion test | No corrosion for 96 hours under a tensile load of 80.4 kN | 800±0.5mm | |
| High Temperature Resistance | Thermal induction performance | No cracking, overflow and discoloration under 150ºC±5ºC,4H | 50±0.5mm | |
| Bending strength at heating conditions | 150ºC±5ºC,1H,>280MPa | 350±0.5mm | ||
| / | Rocking fatigue characteristics | 12*105 without cracking | 2400±0.5mm | China UHV |
| Φ30-Φ40 | ||||
| / | Straightness | ≥2mm/m | 1000±0.5mm | |
| / | Density | ≥2.0g/cm3 | 10±0.5mm | |
| / | Glass fiber content | 78%-84% | 10±0.5mm |
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