HG/T 20615  法兰 WN 50-150 RF Sch394443RF@AFF ScR-300PFR(B)-150 RF@4

WN50-150 RF Sch394443RF@AFF ScR-300PFR(B)-150 RF@4

WN 2 1/2"-150 RF Sch40S

WN25(B)-16 RF

WN 3"-150 RF Sch40

BI 73580RJ2AF@Ff8@5 RJSc00204paF RF Sc0RF(B)0 FFF1Js3 FM S=10 RJFFf@R)-1

WN 100-150 RF

wn80-16ff0 RF Sch.80S

BL 150-16 RF

WN25-16g