GB/T 12459  异径三通 DN 1050×1050×750-Sch10STR

DN 1050×1050×750-Sch10S TR

WN8"-150 RF Sch40

SO250(B)-25 RFch2012

法兰SO 300(B)-16 RF1.6 46/1250RF |

WN 8"-150 LM S=S=

WN 32-300 RF SamF00-1.6500-0.

SO 15(B)-16 RF50 SGSFMT Rch4755-R@0000O0@00 S rf 1JsRF@6 SO RF I4001A/=150 RF

BL300-63R