Gas cylinder tube is a general term for making seamless tubes for gas cylinders and high-pressure vessels. There are many types of gas cylinder tubes. In addition to ordinary oxygen cylinders and hydrogen cylinders, there are also high-pressure , large space utensils and fire safety, mines, deep diving, mountain climbing and medical rescue and other special uses of lightweight portable thick-walled high-pressure gas cylinders. Therefore, gas cylinder materials are classified as relevant personal safety, machine equipment safety and key materials.
Executive Standard: GB18248-2000 Steel: 34CrMo4, 30CrMo, 34Mn2V, 35CrMo, 37Mn, 16Mn Outer Diameter Specifications Model: Φ50-325mm Wall Thickness: 3-55mm Outer Diameter Error: ±0.75% Wall Thickness Difference: -10%— -+12.5% Concentricity of inner and outer diameters: no more than 80% of the outer diameter dimensional tolerances. Inner hole slope: ≤2mm Parallelism: mm/1m Process performance: no cracks, expansion and contraction, rolling, delamination and knocking.