What should be ensured when selecting materials for Type III Low Pressure Equipment?

When selecting materials for Type III Low Pressure Equipment, it is crucial that they are suitable for use with gaseous substances at low pressures. This requirement ensures that the materials can effectively contain the gases without leaking or failing under low-pressure conditions, which is essential for safety and operational efficiency.

Materials used in this context must exhibit compatibility with the specific gases that will be handled to prevent chemical reactions that could lead to equipment degradation or hazards. Furthermore, they should also have sufficient strength and integrity to perform reliably under the conditions expected in low-pressure systems.

While factors such as cost, temperature resistance, and weight can be important in material selection, they are secondary to the primary concern of compatibility and safety with gaseous substances at low pressures. Ensuring that materials align with these operational parameters is fundamental in maintaining both the effectiveness and safety of the equipment.