JIS G3442 SGPW Welded Steel Tube Galvanized Steel Pipes For Ordinary Piping
Product Details
Ordinary Piping Welded Steel Tube
,Galvanized Steel Pipes Welded Steel Tube
,JIS G3442 Welded Steel Tube
JIS G3442 SGPW Welded Steel Tube Galvanized Steel Pipes for Ordinary Piping
Introduction
JIS G3442 is a Japanese Industrial Standard that specifies the requirements for welded steel tubes used in ordinary piping applications. These pipes are often galvanized to enhance their corrosion resistance, making them suitable for various environments. This article delves into the material specifications, key features, chemical composition, mechanical properties, steel grades, applications, and possible alternative grades of JIS G3442 SGPW welded steel tubes.
Material
JIS G3442 SGPW pipes are typically made from carbon steel, which is known for its strength and durability. The galvanization process involves coating the steel with a layer of zinc to protect it from corrosion.
Specification
The standard outlines the dimensions, tolerances, and testing methods for the welded steel tubes. The pipes are available in various diameters and wall thicknesses to suit different applications.
Key Features
- Corrosion Resistance: The galvanized coating provides excellent protection against rust and corrosion.
- Strength and Durability: Made from high-quality carbon steel, these pipes are designed to withstand high pressures and mechanical stress.
- Versatility: Suitable for a wide range of applications, including water supply, gas distribution, and structural uses.
Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.06 - 0.20 |
| Manganese (Mn) | 0.30 - 0.60 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.04 |
| Zinc (Zn) | 70 - 100 g/m² |
Mechanical Properties
| Property | Value |
|---|---|
| Yield Strength (MPa) | ≥ 235 |
| Tensile Strength (MPa) | ≥ 370 |
| Elongation (%) | ≥ 20 |
| Hardness (HB) | ≤ 150 |
Steel Grade
The primary steel grade for JIS G3442 SGPW pipes is typically SPHC (Hot Rolled Steel) or equivalent grades that meet the specified mechanical and chemical properties.
Application
JIS G3442 SGPW welded steel tubes are widely used in:
- Water supply systems
- Gas distribution networks
- Structural applications in construction
- Agricultural irrigation systems
Possible Alternative Grades
While JIS G3442 SGPW is a standard choice, alternative grades may include:
- ASTM A53: Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
- EN 10255: Non-alloy steel tubes suitable for welding and threading
- BS 1387: Steel tubes for mechanical and general engineering purposes
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A: Yes, we could offer the sample for free charge but need pay the cost of freight.
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A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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