上海祝茂阀门生产以下几种压力和材质：
不锈钢止回阀H44W-16、不锈钢止回阀H44W-16Q、不锈钢止回阀H44W-16C、不锈钢止回阀H44W-16P、不锈钢止回阀H44W-16R
不锈钢止回阀H44W-25、不锈钢止回阀H44W-25Q、不锈钢止回阀H44W-25C、不锈钢止回阀H44W-25P、不锈钢止回阀H44W-25R
不锈钢止回阀H44W-40、不锈钢止回阀H44W-40Q、不锈钢止回阀H44W-40C、不锈钢止回阀H44W-40P、不锈钢止回阀H44W-40R
不锈钢止回阀H44W-64、不锈钢止回阀H44W-64Q、不锈钢止回阀H44W-64C、不锈钢止回阀H44W-64P、不锈钢止回阀H44W-64R
不锈钢止回阀H44W-100、不锈钢止回阀H44W-100Q、不锈钢止回阀H44W-100C、不锈钢止回阀H44W-100P、不锈钢止回阀H44W-100R
不锈钢止回阀H44W-160、不锈钢止回阀H44W-160Q、不锈钢止回阀H44W-160C、不锈钢止回阀H44W-160P、不锈钢止回阀H44W-160R
不锈钢止回阀H44W-320、不锈钢止回阀H44W-320Q、不锈钢止回阀H44W-320C、不锈钢止回阀H44W-320P、不锈钢止回阀H44W-320R
其压力有以下口径：H44W-320P/R DN15旋启式止回阀、H44W-320P/R DN20旋启式止回阀、H44W-320P/R DN25旋启式止回阀、H44W-320P/RDN32旋启式止回阀、H44W-320P/R DN40旋启式止回阀、H44W-320P/R DN50旋启式止回阀、H44W-320P/R DN65旋启式止回阀、H44W-320P/RDN80旋启式止回阀、H44W-320P/R DN100旋启式止回阀、H44W-320P/R DN125旋启式止回阀、H44W-320P/R DN150旋启式止回阀、H44W-320P/R DN200旋启式止回阀、H44W-320P/R DN250旋启式止回阀、H44W-320P/R DN300旋启式止回阀、H44W-320P/R DN350旋启式止回阀、H44W-320P/R DN400旋启式止回阀、H44W-320P/R DN450旋启式止回阀、H44W-320P/R DN500旋启式止回阀、H44W-320P/R DN600旋启式止回阀、H44W-320P/R DN700旋启式止回阀、H44W-320P/R DN800旋启式止回阀；
其压力有以下口径：H44W-160P/R DN15旋启式止回阀、H44W-160P/R DN20旋启式止回阀、H44W-160P/R DN25旋启式止回阀、H44W-160P/RDN32旋启式止回阀、H44W-160P/R DN40旋启式止回阀、H44W-160P/R DN50旋启式止回阀、H44W-160P/R DN65旋启式止回阀、H44W-160P/RDN80旋启式止回阀、H44W-160P/R DN100旋启式止回阀、H44W-160P/R DN125旋启式止回阀、H44W-160P/R DN150旋启式止回阀、H44W-160P/R DN200旋启式止回阀、H44W-160P/R DN250旋启式止回阀、H44W-160P/R DN300旋启式止回阀、H44W-160P/R DN350旋启式止回阀、H44W-160P/R DN400旋启式止回阀、H44W-160P/R DN450旋启式止回阀、H44W-160P/R DN500旋启式止回阀、H44W-160P/R DN600旋启式止回阀、H44W-160P/R DN700旋启式止回阀、H44W-160P/R DN800旋启式止回阀；
其压力有以下口径：H44W-100P/R DN15旋启式止回阀、H44W-100P/R DN20旋启式止回阀、H44W-100P/R DN25旋启式止回阀、H44W-100P/RDN32旋启式止回阀、H44W-100P/R DN40旋启式止回阀、H44W-100P/R DN50旋启式止回阀、H44W-100P/R DN65旋启式止回阀、H44W-100P/RDN80旋启式止回阀、H44W-100P/R DN100旋启式止回阀、H44W-100P/R DN125旋启式止回阀、H44W-100P/R DN150旋启式止回阀、H44W-100P/R DN200旋启式止回阀、H44W-100P/R DN250旋启式止回阀、H44W-100P/R DN300旋启式止回阀、H44W-100P/R DN350旋启式止回阀、H44W-100P/R DN400旋启式止回阀、H44W-100P/R DN450旋启式止回阀、H44W-100P/R DN500旋启式止回阀、H44W-100P/R DN600旋启式止回阀、H44W-100P/R DN700旋启式止回阀、H44W-100P/R DN800旋启式止回阀；
其压力有以下口径：H44W-64P/R DN15旋启式止回阀、H44W-64P/R DN20旋启式止回阀、H44W-64P/R DN25旋启式止回阀、H44W-64P/RDN32旋启式止回阀、H44W-64P/R DN40旋启式止回阀、H44W-64P/R DN50旋启式止回阀、H44W-64P/R DN65旋启式止回阀、H44W-64P/RDN80旋启式止回阀、H44W-64P/R DN100旋启式止回阀、H44W-64P/R DN125旋启式止回阀、H44W-64P/R DN150旋启式止回阀、H44W-64P/R DN200旋启式止回阀、H44W-64P/R DN250旋启式止回阀、H44W-64P/R DN300旋启式止回阀、H44W-64P/R DN350旋启式止回阀、H44W-64P/R DN400旋启式止回阀、H44W-64P/R DN450旋启式止回阀、H44W-64P/R DN500旋启式止回阀、H44W-64P/R DN600旋启式止回阀、H44W-64P/R DN700旋启式止回阀、H44W-64P/R DN800旋启式止回阀；
其压力有以下口径：H44W-40P/R DN15旋启式止回阀、H44W-40P/R DN20旋启式止回阀、H44W-40P/R DN25旋启式止回阀、H44W-40P/RDN32旋启式止回阀、H44W-40P/R DN40旋启式止回阀、H44W-40P/R DN50旋启式止回阀、H44W-40P/R DN65旋启式止回阀、H44W-40P/RDN80旋启式止回阀、H44W-40P/R DN100旋启式止回阀、H44W-40P/R DN125旋启式止回阀、H44W-40P/R DN150旋启式止回阀、H44W-40P/R DN200旋启式止回阀、H44W-40P/R DN250旋启式止回阀、H44W-40P/R DN300旋启式止回阀、H44W-40P/R DN350旋启式止回阀、H44W-40P/R DN400旋启式止回阀、H44W-40P/R DN450旋启式止回阀、H44W-40P/R DN500旋启式止回阀、H44W-40P/R DN600旋启式止回阀、H44W-40P/R DN700旋启式止回阀、H44W-40P/R DN800旋启式止回阀；