手轮排泥阀 handweheel mud valve SD44X-10

200X球墨铸铁稳压减压阀 200X SG iron equalizer regulator SK200X-16Q

球墨铸铁安全泄压阀 SG iron safety relief valve AX742X-10/16/25Q

美标碳钢法兰球阀 ANSI c.s. flange ball valve Q41F-150/300LB

法兰碳钢高温一体球阀 flange c.s HT ball valve QJ41M-16 280℃/150℃

法兰高温一体球阀 flange HT ball valve QJ341M-16

WN 氩氧 CF8 PN10-16 AOD

SO 氩氧 CF8 PN10-16 AOD

L盖2060 氩氧 CF8 PN10-16 AOD

5010标准氩氧 CF8 PN10 AOD

HG20593(PL) CF3M PN10-16

HG20593(PL) 氩氧 CF8 PN10-16 AOD