High-Strength Structural Steel Tube

Brief Version

High-strength structural steel tubes deliver reliable mechanical performance, lightweight construction advantages and strong anti-corrosion capability, widely adopted in construction works, industrial manufacturing, municipal infrastructure and marine projects. We follow standardized production standards and provide personalized customization. Outer diameter ranges from 10 mm to 800 mm while wall thickness covers 1.5 mm to 50 mm. Standard lengths include 6 m, 9 m and 12 m, and custom lengths between 1 m and 20 m are supported. Multiple surface treatment choices are available including hot dip galvanizing and paint coating, with stable and consistent mechanical indicators for all finished tubes. A full set of quality control procedures runs through raw material inspection, automated production, finished product testing and delivery supervision. Strict whole-process monitoring guarantees stable product quality and intact, on-time shipment to satisfy diverse engineering demands.

Full Detailed Version

High-Strength Structural Steel Tube

Core Product Advantages

This structural tube series features outstanding mechanical strength, lightweight design and excellent corrosion resistance, making it suitable for infrastructure construction, industrial production and building engineering. As a professional manufacturer and exporter, we implement unified production specifications while adjusting parameters to match unique client project needs.

Complete Technical Specifications

Outer Diameter: 10 mm to 800 mm Wall Thickness: 1.5 mm to 50 mm Length: Standard lengths of 6 m, 9 m and 12 m; custom lengths from 1 m to 20 m are available Surface Treatment: Hot dip galvanizing, cold galvanizing, paint coating, sandblasting rust removal, phosphating Mechanical Performance: Yield strength 355 MPa to 690 MPa, tensile strength 470 MPa to 940 MPa, elongation 14% to 22%

Main Application Fields

1. Construction Engineering Used for main frames, support columns, cross beams and scaffolding in large factories, high-rise buildings, bridges, stadiums, exhibition halls and airport terminals.
2. Industrial Manufacturing Applicable to heavy equipment such as cranes and excavators, equipment support frames, conveying systems and factory workshop structures.
3. Municipal Infrastructure Applied to urban rail transit, municipal pipeline networks, sewage treatment facilities, power transmission poles, communication towers and billboard support structures.
4. Marine Engineering Suitable for port terminals and offshore platform construction. Its corrosion-resistant property withstands seawater erosion and maintains stable service performance under severe marine operating environments.

Full Lifecycle Quality Management

Quality control is the core of our production system, covering every link from raw material procurement to finished product delivery.

1. Raw Material Inspection All base steel materials pass strict testing before entering production lines. Unqualified raw materials are rejected to control quality at the source.
2. Production Process Supervision Automatic production equipment reduces manual operation errors. Specialized technicians supervise every manufacturing stage to handle abnormal problems immediately.
3. Finished Product Comprehensive Test After production, all tubes undergo full inspection of dimensional accuracy, mechanical performance and surface finish. Only qualified products can enter packaging and delivery procedures to avoid defective goods delivery.
4. Packaging & Shipment Inspection All products receive final packaging inspection before shipment to prevent scratches and deformation during transportation, ensuring intact and punctual delivery to clients.

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