Avantor features welding supplies such as flints, hoses, and flowmeters. Welding supplies include multiple regulator features such as calibration for argon, helium, and carbon dioxide gases and durable Neoprene diaphragms for consistent flow rates. Premium welding equipment such as chain and plug assemblies provide gas-tight sealing. Welding supply accessories provide further welding usage and safety. They include hose repair kits with concave crimps for strong connections, 90° elbows for hoses, butane refills, and outlet adapters.