The article discusses how standardization impacts the manufacturing of tunneling and mining equipment on a global scale. It emphasizes the importance of using SI units and developing international standards for machine design and performance to facilitate international trade. Safety levels need to be standardized, and adherence to international standards ensures equipment safety. Involvement of safety authorities in standardization is crucial. Technical trade barriers can increase product costs, and companies must maintain certain activities to overcome these barriers. The article also outlines items for standardization in mining and tunneling, such as tunnel cross-sections and safety codes.