The GB/T 13793 standard specifies the use of Longitudinal Electric Resistance Weld (LERW) Galvanized Steel Tube for handrail and railing applications.
The specification for GB/T 13793 Longitudinal Electric Resistance Weld Galvanized Steel Tube for Handrail and Railing is as follows:
Specification | |
---|---|
Outer Diameter | As per customer requirements |
Wall Thickness | As per customer requirements |
Length | As per customer requirements |
Standard | GB/T 13793 |
Manufacturing Method | Longitudinal Electric Resistance Welding |
Surface Treatment | Galvanized |
The chemical composition of the GB/T 13793 Longitudinal Electric Resistance Weld Galvanized Steel Tube is as follows:
Element | Composition Range |
---|---|
Carbon (C) | 0.12% max |
Silicon (Si) | 0.30% max |
Manganese (Mn) | 0.50% max |
Phosphorus (P) | 0.035% max |
Sulfur (S) | 0.035% max |
Copper (Cu) | 0.20% max |
Chromium (Cr) | 0.30% max |
Nickel (Ni) | 0.30% max |
Zinc (Zn) | 98.5% - 101.5% |
The mechanical properties of the GB/T 13793 Longitudinal Electric Resistance Weld Galvanized Steel Tube are as follows:
Property | Minimum Value |
---|---|
Tensile Strength | 315 MPa |
Yield Strength | 195 MPa |
Elongation | 33% min |
Hardness (HV) | 100 max |
The steel grade used in the GB/T 13793 Longitudinal Electric Resistance Weld Galvanized Steel Tube is determined based on the chemical composition and mechanical properties mentioned above.
The GB/T 13793 Longitudinal Electric Resistance Weld Galvanized Steel Tube is primarily used for handrail and railing applications. Its high strength, corrosion resistance, and excellent formability make it suitable for construction projects where durability and aesthetics are crucial. The galvanized coating provides additional protection against rust and enhances the overall lifespan of the tube.
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A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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