GB/T 12459  弯头 DN 125-Sch6090ELпҝ

DN 125-Sch60 90ELпҝ

PL25(B)-10RF

WN 150(B)-16 M S

WN200-300 RF Sch4000 RF

20592 wn65b-40 rf40/6rf1=38SFsFF040@010(-F@RFRFy/2FM@4SF S50Fs=20

LWN 2"-300 SFM.5 RJ1@6RF7 FM/@0@407.5 RJ RGch4005056.5 sch

BL200-150 FF)-1

PL 125(B)-10 RFm sï

SO80-