Hot-Sales High Quality Industrial Gas Cylinder for O2 N2 CO2 with High Pressure Vessel China Supplier. High-Pressure Resilience: Designed for 150/200 Bar working pressure with 250-300 Bar test pressure for ultimate safety. Premium Alloy Steel Material: Manufactured from 34CrMo4/30CrMo/37Mn ensuring exceptional strength and impact resistance. Global Standard Compliance: Strictly produced in accordance with ISO9809 international standards for safety and quality. Customizable Colors: Available in standard colors (Green, Black, White, Blue, Yellow) or customized as per request. Wide Application Range: Versatile use across Chemical, Metallurgical, Medical, Scientific Research, and Building industries. Seamless Construction: Utilizes state-of-the-art technology and seamless construction for maximum structural integrity. Flexible Capacity Options: Water capacity ranges from 10L to 80L, or customized as required by client. OEM & ODM Services: Accepts OEM & ODM customization including logo, color, appearance, and size.