1. Watch Tower / Observation Tower
    2. Watch Tower / Observation Tower
      Design Standards: ANSI/TIA-222-G/H/F; EN 1991-1-4; EN 1993-3-1
      Quality Certification: ISO 9001: 2015; COC; Third Party Inspection Report (SGS, BV)
      Nuts & Bolts: Grade 8.8 / 6.8 / 4.8; A325; DIN 7990, DIN 931, DIN 933; ISO 4032, ISO 4034
      Main Material: Angle steel / tube steel
      Height Range: 5–35 m, as per customer’s requirement
      Selected Materials: Angle steel, steel plate, channel steel, round bar, etc.
      Connection Method: Bolted connections, welding
      Seismic Resistance: Up to 8° seismic intensity
      Design Wind Speed: 0–300 km/h, adjusted according to regional conditions
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    1. Surveillance Tower
    2. Surveillance Tower
      Design Standards: ANSI/TIA-222-G/H/F; EN 1991-1-4; EN 1993-3-1
      Quality Certification: ISO 9001: 2015; COC; Third Party Inspection Report (SGS, BV)
      Nuts & Bolts: Grade 8.8 / 6.8 / 4.8; A325; DIN 7990, DIN 931, DIN 933; ISO 4032, ISO 4034
      Main Material: Angle steel or tube steel
      Height Range: 5–40 m, as per customer’s requirement
      Design Wind Speed: 0–300 km/h, adjusted according to regional conditions
      Surface Treatment: Hot-dip galvanized; Painting
      Galvanizing Standard: ASTM A123; ISO 1461
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    1. Wind Measurement Tower (MET Mast)
    2. Wind Measurement Tower (MET Mast)
      Standard: ANSI/TIA-222-G/H/F, EN 1991-1-4 & EN 1993-3-1
      Certification: ISO 9001: 2015; COC; Third Party Inspection Report (SGS, BV)
      Nuts & Bolts: Grade 8.8/6.8/4.8; A325, DIN7990, DIN931, DIN933; ISO4032, ISO4034
      Material: Tube steel, round steel, angle steel
      Height: 5–200M, as per customer's requirement
      Wind Speed: 0 km/h – 300 km/h, as per customer's requirement (different in different regions)
      Surface Treatment: Hot-dip galvanized; Painting
      Galvanizing Standard: ASTM A123 / ISO 1461
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    1. High-Mast Light Tower
    2. High-Mast Light Tower
      Design Standards: ANSI/TIA-222-G/H/F; EN 1991-1-4; EN 1993-3-1
      Quality Certification: ISO 9001: 2015; COC; Third Party Inspection Report (SGS, BV)
      Nuts & Bolts: Grades 8.8 / 6.8 / 4.8; A325; DIN 7990, DIN 931, DIN 933; ISO 4032, ISO 4034
      Main Material: Plate steel
      Height Range: 5–40M, customizable to project needs
      Max Diameter: Up to 1.5M
      Section Length: Up to 11M
      Design Wind Speed: 0–300 km/h, adjusted according to site conditions
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Project Application Examples
  • Watch Tower / Observation TowerWatch Tower / Observation Tower
  • Watch Tower / Observation TowerWatch Tower / Observation Tower
  • Surveillance TowerSurveillance Tower
  • Wind Measurement Tower (MET Mast)Wind Measurement Tower (MET Mast)
  • Wind Measurement Tower (MET Mast)Wind Measurement Tower (MET Mast)
Steel Tower Design & Manufacturing
60,000 tons annual output capacity
Steel Tower Design & Manufacturing

With family experience dating back to 1984, Jiayao delivers steel tower solutions built with high-grade materials, heavy-duty galvanizing, and designs compliant with ANSI/TIA and Eurocode standards. Our steel structures are engineered for high wind resistance and easy installation, ensuring reliable performance across diverse environments.

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