GB/T 12459  弯头 DN 200-Ⅱ-590EL80S-RFr Sch1c SR6 R

DN 200-Ⅱ-5 90EL80S-RFr Sch1c SR6 R

PL100(B)-16 RF

PL 100(B)-16 RF000-0.6160SR

PL65(B)-16 RF

LWN 2"-150 RF B=STD

WN 1 1/2"-300 RF S=5.08

PL 50(B)-10 RF

3 FM 800-4.0RF06@w5h4J-Rmpam0@RJ�� RJSc SF00 LH

PL 400(B)-10 RFmpamp R

PL100(B)-16R