nt face="宋體" size="3">公稱通經DN(mm)nt> | nt face="宋體" size="3"> DN(50～1400)mm、in4～48nt> |
nt face="宋體" size="3">公稱壓力PN(MPa)nt> | nt face="宋體" size="3">強度試驗(1.5×PN)密封試驗(1.1×PN)nt> |
nt face="宋體" size="3">適用溫度nt> | nt face="宋體" size="3">碳鋼：-29℃～425℃ 不銹鋼：-40℃～650℃nt> |
nt face="宋體" size="3">適用介質nt> | nt face="宋體" size="3">水、蒸汽、熱水、油品nt> |
nt face="宋體" size="3">驅動方式nt> | nt face="宋體" size="3">蝸輪傳動、電動、氣動、液動nt> |
nt face="宋體" size="3">壓力等級nt> | nt face="宋體" size="3">ANSI 150Lb磅級/PN25nt> |
nt face="宋體" size="3">焊接標準nt> | nt face="宋體" size="3">GB12224、ANSI B16、25、DIN2559nt> |
nt face="宋體" size="3">零件名稱nt> | nt face="宋體" size="3">材料nt> |
nt face="宋體" size="3">閥體nt> | nt face="宋體" size="3">碳鋼、不銹鋼、鉻鋁鋼nt> |
nt face="宋體" size="3">蝶板nt> | nt face="宋體" size="3">碳鋼、合金鋼、不銹鋼nt> |
nt face="宋體" size="3">閥座nt> | nt face="宋體" size="3">3不銹鋼、鈷基硬質合金nt> |
nt face="宋體" size="3">軸套nt> | nt face="宋體" size="3">不銹鋼nt> |
nt face="宋體" size="3">閥桿nt> | nt face="宋體" size="3">不銹鋼、特殊材料nt> |
nt face="宋體" size="3">填料nt> | nt face="宋體" size="3">柔性石墨nt> |
