
Brass Gas Cylinder Valve with Customizable Thread Options. High Purity Helium: Industrial grade helium with 99.999% purity for various applications. Multiple Cylinder Sizes: Available in 2.2L, 7L, 13.6L, 22.3L, 40L, and 50L specifications. 15 Years Experience: Manufacturer with 15 years of experience in gas production and sales. Global Customer Base: Serving over 200 customers across 50 countries worldwide. Quality Assurance: Strict testing process including cylinder cleaning, drying, and gas purity verification. Flexible Delivery: Standard delivery within 7-15 days; customized cylinders take about 35 days. OEM/ODM Service: Supports customization from samples and designs for specific needs. Wide Application Range: Suitable for semiconductor, medical, aerospace, and party balloon industries.