GB/T 12459  弯头 DN 300-890EL200-22 BrfFC1.0.0/@c@S/2@ RF53-rf

DN 300-8 90EL200-22 BrfFC1.0.0/@c@S/2@ RF53-rf

PL 250(B)-16 RF

BI 596

WN 50(B)-63 G S=5

LWN25-150 RF Sch40 H=188

pl65(b)-16 rf d=152

SO65(A)-16 RF@443RF@AFF ScM10SF Ru00 RFf FF6am

LWN 50-150 RF H=42

LWN50-150 RF Sch40 H=249

WN 200-300 RF413Rj@4 Rch44