上海祝茂阀门生产以下几种压力和材质：

弹簧式安全阀A41H-16、弹簧式安全阀A41H-16Q、弹簧式安全阀A41H-16C、弹簧式安全阀A41H-16P、弹簧式安全阀A41H-16R

弹簧式安全阀A41H-25、弹簧式安全阀A41H-25Q、弹簧式安全阀A41H-25C、弹簧式安全阀A41H-25P、弹簧式安全阀A41H-25R

弹簧式安全阀A41H-40、弹簧式安全阀A41H-40Q、弹簧式安全阀A41H-40C、弹簧式安全阀A41H-40P、弹簧式安全阀A41H-40R

弹簧式安全阀A41H-64、弹簧式安全阀A41H-64Q、弹簧式安全阀A41H-64C、弹簧式安全阀A41H-64P、弹簧式安全阀A41H-64R

弹簧式安全阀A41H-100、弹簧式安全阀A41H-100Q、弹簧式安全阀A41H-100C、弹簧式安全阀A41H-100P、弹簧式安全阀A41H-100R

弹簧式安全阀A41H-160、弹簧式安全阀A41H-160Q、弹簧式安全阀A41H-160C、弹簧式安全阀A41H-160P、弹簧式安全阀A41H-160R

弹簧式安全阀A41H-320、弹簧式安全阀A41H-320Q、弹簧式安全阀A41H-320C、弹簧式安全阀A41H-320P、弹簧式安全阀A41H-320R

其压力有以下口径：A41H-16C/P/R/RLDN15安全阀、A41H-16C/P/R/RL DN20安全阀、A41H-16C/P/R/RL DN25安全阀、A41H-16C/P/R/RLDN32安全阀、A41H-16C/P/R/RL DN40安全阀、A41H-16C/P/R/RL DN50安全阀、A41H-16C/P/R/RL DN65安全阀、A41H-16C/P/R/RLDN80安全阀、A41H-16C/P/R/RL DN100安全阀、A41H-16C/P/R/RL DN125安全阀、A41H-16C/P/R/RL DN150安全阀、A41H-16C/P/R/RL DN200安全阀、A41H-16C/P/R/RL DN250安全阀、A41H-16C/P/R/RL DN300安全阀、A41H-16C/P/R/RL DN350安全阀、A41H-16C/P/R/RL DN400安全阀、A41H-16C/P/R/RL DN450安全阀、A41H-16C/P/R/RL DN500安全阀、A41H-16C/P/R/RL DN600安全阀、A41H-16C/P/R/RL DN700安全阀、A41H-16C/P/R/RL DN800安全阀；