Description
Manufacturer and Supplier of EN19 Steel Welded and ERW Pipe According to International Standards
We are a leading manufacturer and supplier of EN19 steel welded and ERW pipes, ensuring compliance with international standards. Our EN19 pipes are renowned for their high strength, durability, and versatility, making them suitable for a wide range of applications across various industries.
Table of Contents
- Chemical Composition of EN19 Seamless Pipes
- Types of EN19 Pipes
- EN19 Alloy Steel Pipe Features
- EN19 Square Pipes Equivalent Grade Chart
- Mechanical Properties of EN19 Rectangular Pipes
- Uses of EN19 Seamless Round Pipes
- Dimension Table of DIN 1.7225 Alloy Steel ERW Pipe
- Price List of EN19 Steel Welded Pipe
- Sizes of EN19 Piping Material
- EN19 Steel ERW Pipe Applications
- View Dimensions and Updated Price List of EN19 Seamless Round Pipes
Chemical Composition of EN19 Seamless Pipes
The EN19 seamless pipes are manufactured from a low alloy steel material, comprising various elements that impart desirable mechanical properties. Below is the typical chemical composition:
| Standard | Grade | Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Molybdenum |
|---|---|---|---|---|---|---|---|---|
| BS 970-1955 | EN19 | 0.35-0.45 | 0.50-0.80 | 0.05 | 0.05 | 0.1-0.35 | 0.9-1.5 | 0.2-0.4 |
| BS 970-1991 | 709M40 | 0.36-0.44 | 0.7-1.0 | 0.035 | 0.04 | 0.1-0.4 | 0.9-1.2 | 0.25-0.35 |
| ASTM A29 | 4140 | 0.38-0.43 | 0.75-1.00 | 0.035 | 0.04 | 0.15-0.35 | 0.8-1.10 | 0.15-0.25 |
| EN 10250 | 42CrMo4/1.7224 | 0.38-0.45 | 0.6-0.9 | 0.035 | 0.035 | 0.4 | 0.9-1.2 | 0.15-0.30 |
| JIS G4105 | SCM440 | 0.38-0.43 | 0.60-0.85 | 0.03 | 0.03 | 0.15-0.35 | 0.9-1.2 | 0.15-0.30 |
Types of EN19 Pipes
EN19 pipes are available in various configurations to meet diverse application needs:
- Seamless Pipes: Manufactured without seams, offering enhanced strength and fatigue resistance.
- Welded Pipes: Created by welding flat steel plates, suitable for lower pressure applications.
- ERW (Electric Resistance Welded) Pipes: Utilizes electrical resistance to weld the pipe seam, ensuring uniformity and strength.
- Square and Rectangular Pipes: Ideal for structural applications requiring specific shapes for load-bearing capabilities.
EN19 Alloy Steel Pipe Features
Key features of EN19 alloy steel pipes include:
- High Strength: With a minimum yield strength of 415 MPa and tensile strength of 655 MPa.
- Excellent Ductility: Elongation at break is approximately 25.7%, ensuring flexibility under stress.
- Good Corrosion Resistance: Enhanced durability in corrosive environments.
- Versatile Applications: Suitable for use in various industrial sectors, including automotive, oil and gas, and machinery.
EN19 Square Pipes Equivalent Grade Chart
The following table outlines the equivalent grades of EN19 square pipes across different standards:
| Standard | Equivalent Grade |
|---|---|
| BS 970-1955 | EN19 |
| ASTM A29 | 4140 |
| EN 10250 | 42CrMo4 |
| JIS G4105 | SCM440 |
This equivalence allows for flexibility in material selection based on availability and application requirements.
Mechanical Properties of EN19 Rectangular Pipes
The mechanical properties of EN19 rectangular pipes ensure they meet rigorous performance standards:
| Property | Value |
|---|---|
| Yield Strength (Reh) | 415 MPa |
| Tensile Strength (Rm) | 655 MPa |
| Elongation (A) | ≥ 25.7% |
| Hardness (Brinell) | 197 |
These properties are critical for ensuring the reliability and durability of the pipes in structural applications.
Uses of EN19 Seamless Round Pipes
EN19 seamless round pipes are extensively used across various industries, including:
- Oil and Gas: Employed in drilling and pipeline applications requiring high strength and durability.
- Automotive: Used in the production of gears, shafts, and other critical components.
- Construction: Suitable for structural frameworks, providing essential load-bearing capabilities.
- Machinery: Utilized in manufacturing equipment requiring high wear resistance.
Dimension Table of DIN 1.7225 Alloy Steel ERW Pipe
The following table provides dimensions for DIN 1.7225 alloy steel ERW pipes:
| Diameter (mm) | Wall Thickness (mm) | Length (m) |
|---|---|---|
| 15 | 1.0 | 6 |
| 20 | 1.5 | 6 |
| 25 | 2.0 | 6 |
| 32 | 2.5 | 6 |
| 40 | 3.0 | 6 |
| 50 | 4.0 | 6 |
| 63 | 5.0 | 6 |
| 76 | 6.0 | 6 |
| 89 | 8.0 | 6 |
| 101 | 10.0 | 6 |
These dimensions can be customized based on specific project requirements.
Price List of EN19 Steel Welded Pipe
For competitive pricing and detailed specifications of EN19 steel welded pipes, please contact us. Our pricing is structured to offer the best value while maintaining high-quality standards.
Sizes of EN19 Piping Material
EN19 piping materials are available in a variety of sizes to meet project requirements:
- Outer Diameter: Ranges from 15 mm to 127 mm.
- Wall Thickness: Varies from 0.4 mm to 12.7 mm.
- Length: Standard lengths typically exceed 6 meters, with cut-to-length options available.
This range ensures that we can meet the specific needs of any project.
EN19 Steel ERW Pipe Applications
EN19 steel ERW pipes are widely used in numerous applications, including:
- Structural Support: Ideal for building frameworks and support structures.
- Transportation: Suitable for transporting fluids and gases in various industries.
- Manufacturing: Used in producing components that require high strength and durability.
The versatility of EN19 pipes allows for their application in both general and specialized engineering projects.
