إجراء مقترح من الصين: لوازم أنابيب أو مواسير

This document specifies the general safety and environmental protection requirements for the forging production process. This document applies to forging production, various equipment and tooling used in forging production, as well as new technologies, new processes, new equipment, new materials, introduction of technologies, long-term planning, factory design, and technical renovation related to forging production.