Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|
Material | Light pole construction | Industry: Carbon Steel (ASTM A36) | Base: Non-alloy carbon steel (ASTM A370) | Advanced: Non-alloy with enhanced corrosion resistance (ASTM A953 ▲) |
| | | Base: Cost-effective, widely compatible | Advanced: Resists moisture (ideal for coastal areas) ▲ |
| | | | Advanced adds weight ▲ |
| Grade/Standard | High-rise frameworks | Industry: GB/T 1499.2 (general construction) | Base: GB/T 701 + ISO 9001 | Advanced: GB/T 701 + ISO 3457 (marine-grade ▲) |
| | | | Base: Meets basic load requirements | Advanced: Withstands saltwater exposure (500+ hours neutral salt spray test ▲) |
| | | | | Advanced requires specialized welding ▲ |
| Certification | Global projects | Industry: ISO 9001 | Base: ISO 9001 + RoHS (EU compliance) | Advanced: ISO 9001 + RoHS + CE (full EU certification ▲) |
| | | | Base: Reduces export barriers | Advanced ensures stricter EU environmental standards ▲ |
| | | | | Advanced adds 2 weeks to certification timeline ▲ |
| Processing Services | Custom architectural designs | Industry: Cutting, bending | Base: Welding, punching, decoiling | Advanced: CNC bending + galvanizing (±0.1mm precision ▲) |
| | | | Base: Supports basic customization | Advanced enables complex curves for aesthetic structures ▲ |
| | | | | Advanced requires specialized equipment ▲ |
| Tolerance | Precision machinery parts | Industry: ±6% (common in mass production) | Base: ±5% (meets GB/T 228.1) | Advanced: ±4% (ISO 3098 ▲) |
| | | | Base: Ensures standard fit | Advanced reduces assembly errors by 30% ▲ |
| | | | | Advanced increases production cost by 15% ▲ |
| Surface Finish | Outdoor installations | Industry: Uncoated | Base: Black oxide coating (ASTM A953) | Advanced: Zinc galvanized (ASTM A153 ▲) |
| | | | Base: Basic rust prevention | Advanced extends lifespan by 50% in humid environments ▲ |
| | | | | Advanced adds 10% weight ▲ |