High strength: the cylinder steel plate has extremely high tensile strength and yield strength, which can withstand the huge pressure of the high-pressure gas inside the cylinder to ensure the safety and stability of the cylinder under normal working conditions. | Good toughness: Even at extreme temperatures, this steel plate can maintain good toughness and is not prone to brittle fracture, thus improving the reliability and service life of the cylinder. |
Excellent fatigue resistance: The cylinder will undergo frequent inflating and deflating processes during use, resulting in periodic loading of the steel plate. It has excellent fatigue resistance and can withstand such periodic loads for a long time without damage. | Good weldability: It has excellent welding performance and is easy to process and manufacture gas cylinders of various shapes and sizes. At the same time, the welded steel plate can maintain good mechanical properties and sealing properties. |
JIS G3116: JIS G3116 SG325 Steel, JIS G3116 SG295 Gas, JIS G 3116 SG255 Steel, etc.
GB 6653: GB 6653 HP325 Gas, GB 6653 HP295 Gas, GB 6653 HP265 Gas, etc.
EN 10120: EN 10120 P310NB Gas, EN10120 P265NB Gas, EN 10120 P245NB Gas, etc.
Taking JIS G 3116 SG325 steel plate as an example, its chemical composition and mechanical properties are as follows:
Grade | C max | Si max | Mn max | P max | S max |
SG325 | 0.20 | 0.55 | 1.50 | 0.040 | 0.040 |
Grade | Yield Strength | Tensile Strength | Elongation % min |
Mpa(min) | Mpa(min) | ||
SG325 | 325 | 490 | 22 |
When using gas cylinder steel plates, the following points need to be noted:
Strictly abide by the use specifications: Operate according to the instructions and safety specifications of the gas cylinder to avoid the occurrence of dangerous situations such as overpressure and overtemperature.
Regular inspection and maintenance: Check and maintain gas cylinders regularly to discover and deal with potential safety hazards in a timely manner.
Select the right welding method and material: When welding steel plates, it is necessary to select the right welding method and material to ensure the quality and performance of the welded joint.
Avoid impact and extrusion: During use, avoid impact and extrusion of the cylinder, so as not to cause deformation or rupture of the steel plate.