上海祝茂阀门生产以下几种压力和材质：

不锈钢低温闸阀DZ41Y-16、不锈钢低温闸阀DZ41Y-16Q、不锈钢低温闸阀DZ41Y-16C、不锈钢低温闸阀DZ41Y-16P、不锈钢低温闸阀DZ41Y-16R

不锈钢低温闸阀DZ41Y-25、不锈钢低温闸阀DZ41Y-25Q、不锈钢低温闸阀DZ41Y-25C、不锈钢低温闸阀DZ41Y-25P、不锈钢低温闸阀DZ41Y-25R

不锈钢低温闸阀DZ41Y-40、不锈钢低温闸阀DZ41Y-40Q、不锈钢低温闸阀DZ41Y-40C、不锈钢低温闸阀DZ41Y-40P、不锈钢低温闸阀DZ41Y-40R

其压力有以下口径：DZ41Y-40P/R DN15低温闸阀、DZ41Y-40P/RDN20低温闸阀、DZ41Y-40P/R DN25低温闸阀、DZ41Y-40P/RDN32低温闸阀、DZ41Y-40P/RDN40低温闸阀、DZ41Y-40P/R DN50低温闸阀、DZ41Y-40P/R DN65低温闸阀、DZ41Y-40P/RDN80低温闸阀、DZ41Y-40P/RDN100低温闸阀、DZ41Y-40P/R DN125低温闸阀、DZ41Y-40P/R DN150低温闸阀、DZ41Y-40P/RDN200低温闸阀、DZ41Y-40P/R DN250低温闸阀、DZ41Y-40P/R DN300低温闸阀、DZ41Y-40P/RDN350低温闸阀、DZ41Y-40P/R DN400低温闸阀、DZ41Y-40P/R DN450低温闸阀、DZ41Y-40P/RDN500低温闸阀、DZ41Y-40P/R DN600低温闸阀、DZ41Y-40P/R DN700低温闸阀、DZ41Y-40P/RDN800低温闸阀；

其压力有以下口径：DZ41Y-25P/R DN15低温闸阀、DZ41Y-25P/RDN20低温闸阀、DZ41Y-25P/R DN25低温闸阀、DZ41Y-25P/RDN32低温闸阀、DZ41Y-25P/RDN40低温闸阀、DZ41Y-25P/R DN50低温闸阀、DZ41Y-25P/R DN65低温闸阀、DZ41Y-25P/RDN80低温闸阀、DZ41Y-25P/RDN100低温闸阀、DZ41Y-25P/R DN125低温闸阀、DZ41Y-25P/R DN150低温闸阀、DZ41Y-25P/RDN200低温闸阀、DZ41Y-25P/R DN250低温闸阀、DZ41Y-25P/R DN300低温闸阀、DZ41Y-25P/RDN350低温闸阀、DZ41Y-25P/R DN400低温闸阀、DZ41Y-25P/R DN450低温闸阀、DZ41Y-25P/RDN500低温闸阀、DZ41Y-25P/R DN600低温闸阀、DZ41Y-25P/R DN700低温闸阀、DZ41Y-25P/RDN800低温闸阀；