Pratap Patil, Business Development Director, and Olivier Revel, Welding Development & Welding methods Manager at Serimax, discuss the comprehensive approach taken by the company in welding pipelines for hydrogen. With a focus on material selection, welding techniques, safety protocols, and stringent quality control measures, Serimax emphasizes the critical importance of attention to detail in the welding process to avoid compromising weld integrity that could lead to pipeline failure. The article recognizes the challenges associated with the lack of compliant infrastructure and economically viable solutions for hydrogen projects. However, it also notes the shifting tide as hydrogen gains support from government officials and key decision-makers, signaling a positive turn in the journey towards green energy. Serimax is actively involved in welding hydrogen pipelines, offshore wind-farm structures, CO2 pipelines, and elements from nuclear plants, contributing to the development of sustainable energy systems and aiding in the reduction of carbon emissions. The company stresses the importance of collaboration and knowledge transfer from the oil and gas industry to accelerate the construction of hydrogen infrastructure, thereby supporting the industry's transition to a greener future. By addressing key challenges such as embrittlement, leakage, permeability, and cost, Serimax aims to drive the hydrogen revolution forward. The company emphasizes the need for collaborative efforts among industry experts to ensure the timely delivery of infrastructure for hydrogen projects. Serimax's expertise in welding operations for heavy service projects positions them as key players in the safe welding of hydrogen infrastructures, offering innovative solutions and excellence in execution. The company's focus on risk management, including addressing H2 embrittlement and developing new assessment methodologies at the microstructure level, demonstrates their commitment to ensuring the integrity and quality of hydrogen pipeline welds. By leveraging their experience in sour service projects, Serimax has developed successful welding strategies that are compliant with the stringent technical demands required for hydrogen applications. Overall, Serimax's proactive approach towards tackling hydrogen welding challenges reflects a positive sentiment towards the industry's transition to renewable energy and underscores the importance of collaboration, innovation, and expertise in driving the hydrogen revolution forward.