HG/T 20592  法兰 WN 1600(B)-25 T�0pampampq

WN 1600(B)-25 T�0pampampq

SO40-150 RF S=3.886RF 6/2

WN150-600 RF Sch40ฐโ„–า–ะ150 RF Sch40S06=94-M1C6.4j6h1/�ampa0 RJ S/@RF6=94

SO 50(B)-16 RFBRF0040��؟-8Fa@F040=15�.5 RJ RRJ-25RF210RF Sch6

WN40-25 RF/u/t2200-2.5-1.4 RF=2-6r50-1.