越南采购需求：消防法兰登陆阀

I would like to gather more detailed information regarding your pressure reducing landing valves. Specifically, I'm interested in understanding the technical specifications, available materials, and any certifications the valves may have. Additionally, it would be great to know about the operational pressure range and the compatibility with different fluids. Furthermore, could you provide insight into your lead times for production and delivery? I'd also appreciate details on the minimum order quantities and any bulk pricing options you offer. If you have a catalog or technical datasheet, please share that as well. Looking forward to your swift response so we can proceed accordingly.