EN 10297-1 34CrMo4 Seamless Steel Tube for Gas Cylinder
- OD: 38 – 720mm
- WT: 2.9 – 60mm
- Length: 3 – 12m
EN 10297-1 34CrMo4 Seamless Steel Tube for Gas Cylinder
Our EN 10297-1 34CrMo4 seamless steel tube is a high-quality, cold-drawn steel tube specifically designed for use in the manufacture of gas cylinders and other high-pressure containers. Made from high-strength, low-alloy steel, this tube meets the stringent requirements of EN 10297-1, the European standard for seamless circular steel tubes for precision applications. The 34CrMo4 steel alloy provides excellent mechanical properties, including high tensile strength, yield strength, and elongation at break, making it an ideal material for use in high-pressure applications. The tube’s cold-drawn manufacturing process ensures a precise dimensional tolerance and a smooth, defect-free surface finish. With its excellent corrosion resistance and ability to withstand extreme temperatures, our EN 10297-1 34CrMo4 seamless steel tube is suitable for use in a wide range of industries, including the manufacture of gas cylinders, medical equipment, and industrial components.
Chemical Composition of EN 10297-1 34CrMo4 Seamless Steel Tube for Gas Cylinder
| Element | Composition (%) |
| Carbon (C) | 0.30 – 0.38 |
| Silicon (Si) | 0.40 max |
| Manganese (Mn) | 0.50 – 0.80 |
| Phosphorus (P) | 0.025 max |
| Sulfur (S) | 0.035 max |
| Chromium (Cr) | 0.90 – 1.20 |
| Molybdenum (Mo) | 0.15 – 0.30 |
Mechanical Properties of EN 10297-1 34CrMo4 Seamless Steel Tube for Gas Cylinder
| Property | Value |
| Yield Strength (ReH) | 700 – 850 MPa |
| Tensile Strength (Rm) | 900 – 1100 MPa |
| Elongation (A) | 12% min |
Specification
| Standard | EN 10297-1 Seamless Steel Tube for Gas Cylinder |
| Grade | 34CrMo4 |
| Thickness | 2.9 – 60 mm |
| Outer Diameter | 38 – 720 mm |
| Length | 3 – 12m or OEM |
| Ends finish | Plain Ends |
| Packing | Plastic Caps, Bundled or Loosely Packed |
| Surface Treatment | Bare Surface |
| Section Shape | Circular |
| Technique | Seamless, Hot Rolled/Cold Drawn/Thermal Expanded |
| Brand Name | CITIC JINGJIANG, BAOTOU, VALIN, BAOSTEEL, CITIC TPCO |
| Application | Used to make gas cylinders, bottles, and other gas vessels |
| Place of Origin | Made in China |
| MOQ | 25 Tons |
| Transportation | Railway, By Sea |
Applications of EN 10297-1 34CrMo4 Seamless Steel Tube for Gas Cylinder
EN 10297-1 34CrMo4 seamless steel tubes are widely used for gas cylinders due to their excellent mechanical properties, toughness, and resistance to pressure and impact. Here are some key applications:
High-Pressure Gas Cylinders:
Used for storing and transporting gases such as oxygen, hydrogen, nitrogen, and other industrial gases.
The high yield and tensile strength of 34CrMo4 make it suitable for withstanding high internal pressures.
Hydraulic Cylinders:
Employed in hydraulic systems for machinery and equipment, including construction machinery, automotive, and industrial applications.
The material’s strength and toughness ensure reliability and safety under high-pressure conditions.
Compressed Natural Gas (CNG) Cylinders:
Utilized in the automotive industry for CNG storage in vehicles.
34CrMo4 steel provides the required durability and safety for high-pressure gas storage.
Breathing Apparatus Cylinders:
Used in life-support systems such as scuba diving tanks and firefighter breathing apparatus.
The material’s high strength-to-weight ratio is advantageous for portable applications.
Aerospace and Defense:
Suitable for aerospace applications requiring high-strength materials for gas and fluid storage under extreme conditions.
Employed in defense for missile and rocket motor casings, where high pressure and impact resistance are crucial.
Industrial Applications:
Used in various industrial sectors where high-pressure gas storage is required, including chemical processing, oil and gas, and energy production.
The material’s mechanical properties ensure safe and efficient storage and transport of gases.
